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  <url>
    <loc>https://chromspec.com/products/abamectin-cas-71751-41-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2a3551a5-b4f5-4ff2-ae2b-01bf0ada9a51.jpg?v=1761268113</image:loc>
      <image:title>*Abamectin, Neat, CAS # 71751-41-2, 10 mg</image:title>
      <image:caption>Image of ABIOC236N10MG - Abamectin, Neat, CAS # 71751-41-2, 10 mg</image:caption>
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  <url>
    <loc>https://chromspec.com/products/acetamiprid</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_63f0a59a-e0f7-426a-a85d-cf738d6e5459.jpg?v=1761268117</image:loc>
      <image:title>*Acetamiprid, Neat, CAS # 135410-20-7, 10 mg</image:title>
      <image:caption>Image of ABIOC237N10MG - Acetamiprid, Neat, CAS # 135410-20-7, 10 mg</image:caption>
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  <url>
    <loc>https://chromspec.com/products/sumithrin-cas-26002-80-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4a322ef6-21b4-4af1-b79b-e9d848df8a66.jpg?v=1761268121</image:loc>
      <image:title>*Sumithrin, Neat, CAS # 26002-80-2, 10 mg</image:title>
      <image:caption>Image of ABIOC238N10MG - Sumithrin, Neat, CAS # 26002-80-2, 10 mg</image:caption>
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  <url>
    <loc>https://chromspec.com/products/allethrin</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a7466eb0-3eba-4570-a7f0-3ac0aa97d0dd.jpg?v=1761268124</image:loc>
      <image:title>*Allethrin, Neat, CAS # 584-79-2, 10 mg</image:title>
      <image:caption>Image of ABIOC239N10MG - Allethrin, Neat, CAS # 584-79-2, 10 mg</image:caption>
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  <url>
    <loc>https://chromspec.com/products/n-bromosuccinimide-neat-bioc-240n-cas-128-08-5-100-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8cf2dd0b-2607-470a-86b9-3e1385505b8d.jpg?v=1761268128</image:loc>
      <image:title>*N-Bromosuccinimide, Neat, CAS # 128-08-5, 100 mg</image:title>
      <image:caption>Image of ABIOC240N - N-Bromosuccinimide, Neat, CAS # 128-08-5, 100 mg</image:caption>
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  <url>
    <loc>https://chromspec.com/products/l-tartaric-acid-neat-cas-87-69-4</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_10a6be90-724c-4338-ae60-89f85d27beac.jpg?v=1761268132</image:loc>
      <image:title>*L-Tartaric acid, Neat, CAS # 87-69-4, 100 mg</image:title>
      <image:caption>Image of ABIOC242N - L-Tartaric acid, Neat, CAS # 87-69-4, 100 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cholecalciferol-neat-cas-67-97-0-100-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7797aa0c-ad90-4dda-bcd0-12c96c65e1d9.jpg?v=1761268136</image:loc>
      <image:title>*Cholecalciferol, Neat, CAS # 67-97-0, 100 mg</image:title>
      <image:caption>Image of ABIOC244N - Cholecalciferol, Neat, CAS # 67-97-0, 100 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/s-bioallethrin-neat-cas-28434-00-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a16ae2d0-710c-432f-85d0-b1b61fed7c9a.jpg?v=1761268139</image:loc>
      <image:title>*S-Bioallethrin, Neat, CAS # 28434-00-6, 10 mg</image:title>
      <image:caption>Image of ABIOC246N10MG - S-Bioallethrin, Neat, CAS # 28434-00-6, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thiacloprid-neat-cas-111988-49-9-10-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_af6fca02-dfe2-490d-bfc7-2288a38b2e95.jpg?v=1761268143</image:loc>
      <image:title>*Thiacloprid, Neat, CAS # 111988-49-9, 10 mg</image:title>
      <image:caption>Image of ABIOC247N10MG - Thiacloprid, Neat, CAS # 111988-49-9, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/lindane-neat-cas-58-89-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_35ca0143-227d-442f-a057-8926832a8d46.jpg?v=1761268147</image:loc>
      <image:title>*Lindane, Neat, CAS # 58-89-9, 10 mg</image:title>
      <image:caption>Image of ABIOC249N10MG - Lindane, Neat, CAS # 58-89-9, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-4-dichlorobenzene-neat-cas-106-46-7-100-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c7e578e2-dba5-4714-aa88-c76cbba6be62.jpg?v=1761268150</image:loc>
      <image:title>*1,4-Dichlorobenzene, Neat, CAS # 106-46-7, 100 mg</image:title>
      <image:caption>Image of ABIOC250N - 1,4-Dichlorobenzene, Neat, CAS # 106-46-7, 100 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetic-acid-neat-cas-64-19-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_97790e17-eb22-424b-afde-4e78cea2ca20.jpg?v=1761268154</image:loc>
      <image:title>*Acetic acid, Neat, CAS # 64-19-7, 1 g</image:title>
      <image:caption>Image of ABIOC251N1G - Acetic acid, Neat, CAS # 64-19-7, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/a-d-lactose-monohydrate-neat-cas-5989-81-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6a3c3876-0791-4996-8845-2c0d0843c8f9.jpg?v=1761268158</image:loc>
      <image:title>*a-D-Lactose monohydrate, Neat, CAS # 5989-81-1, 100 mg</image:title>
      <image:caption>Image of ABIOC252N - a-D-Lactose monohydrate, Neat, CAS # 5989-81-1, 100 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propionic-acid-neat-cas-79-09-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b9629b37-2e66-4ec6-8a17-255ba585fab1.jpg?v=1761268161</image:loc>
      <image:title>*Propionic acid, Neat, CAS # 79-09-4, 100 mg</image:title>
      <image:caption>Image of ABIOC253N - Propionic acid, Neat, CAS # 79-09-4, 100 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-bromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3b87d1ce-0b0a-4284-ab91-015958bb140c.jpg?v=1761268166</image:loc>
      <image:title>*2-Bromophenol, 100 µg/mL in Toluene, CAS # 95-56-7, 1 mL</image:title>
      <image:caption>Image of ABP002S - 2-Bromophenol, 100 µg/mL in Toluene, CAS # 95-56-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-bromophenol-100-ug-ml-in-toluene-cas-591-20-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_97cdc56e-96c7-41bd-8dce-47bc61ad38d8.jpg?v=1761268169</image:loc>
      <image:title>*3-Bromophenol, 100 µg/mL in Toluene, CAS # 591-20-8, 1 mL</image:title>
      <image:caption>Image of ABP003S - 3-Bromophenol, 100 µg/mL in Toluene, CAS # 591-20-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-bromophenol-100-ug-ml-in-toluene-cas-106-41-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0ed0c031-8cdb-43a9-8dfd-6f57b7226ff8.jpg?v=1761268173</image:loc>
      <image:title>*4-Bromophenol, 100 µg/mL in Toluene, CAS # 106-41-2, 1 mL</image:title>
      <image:caption>Image of ABP004S - 4-Bromophenol, 100 µg/mL in Toluene, CAS # 106-41-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dibromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fa17366a-3f6a-4463-aa94-dac7fcaf331a.jpg?v=1761268177</image:loc>
      <image:title>*2,3-Dibromophenol, 100 µg/mL in Toluene, CAS # 57383-80-9, 1 mL</image:title>
      <image:caption>Image of ABP023S - 2,3-Dibromophenol, 100 µg/mL in Toluene, CAS # 57383-80-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dibromophenol-100-ug-ml-in-toluene-cas-615-58-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3e0b7e92-8b2a-4794-b947-87bfe793263f.jpg?v=1761268181</image:loc>
      <image:title>*2,4-Dibromophenol, 100 µg/mL in Toluene, CAS # 615-58-7, 1 mL</image:title>
      <image:caption>Image of ABP024S - 2,4-Dibromophenol, 100 µg/mL in Toluene, CAS # 615-58-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-5-dibromophenol-100-ug-ml-in-toluene-cas-28165-52-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3090302e-3734-435d-aa4f-6188ae997304.jpg?v=1761268185</image:loc>
      <image:title>*2,5-Dibromophenol, 100 µg/mL in Toluene, CAS # 28165-52-8, 1 mL</image:title>
      <image:caption>Image of ABP025S - 2,5-Dibromophenol, 100 µg/mL in Toluene, CAS # 28165-52-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-6-dibromophenol-100-ug-ml-in-toluene-cas-608-33-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_252933ff-b008-482c-a333-a119a0065c26.jpg?v=1761268188</image:loc>
      <image:title>2,6-Dibromophenol, 100 µg/mL in Toluene, CAS # 608-33-3, 1 mL</image:title>
      <image:caption>Image of ABP026S - 2,6-Dibromophenol, 100 µg/mL in Toluene, CAS # 608-33-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-dibromophenol-100-ug-ml-in-toluene-cas-615-56-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5ea2cab7-f8d8-42a4-9c20-fb9332006b3d.jpg?v=1761268192</image:loc>
      <image:title>*3,4-Dibromophenol, 100 µg/mL in Toluene, CAS # 615-56-5, 1 mL</image:title>
      <image:caption>Image of ABP034S - 3,4-Dibromophenol, 100 µg/mL in Toluene, CAS # 615-56-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-5-dibromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d5ecbc75-5ccf-4082-b47a-bb7bffd306ea.jpg?v=1761268196</image:loc>
      <image:title>*3,5-Dibromophenol, 100 µg/mL in Toluene, CAS # 626-41-5, 1 mL</image:title>
      <image:caption>Image of ABP035S - 3,5-Dibromophenol, 100 µg/mL in Toluene, CAS # 626-41-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentabromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_760b410c-0a0f-4f3f-b797-a6ce86153f0f.jpg?v=1761268200</image:loc>
      <image:title>*Pentabromophenol, 100 µg/mL in Toluene, CAS # 608-71-9, 1 mL</image:title>
      <image:caption>Image of ABP23456S - Pentabromophenol, 100 µg/mL in Toluene, CAS # 608-71-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-5-tetrabromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_03dbc63e-8016-42f7-90f7-98ca3747944a.jpg?v=1761268203</image:loc>
      <image:title>*2,3,4,5-Tetrabromophenol, 100 µg/mL in Toluene, CAS # 36313-15-2, 1 mL</image:title>
      <image:caption>Image of ABP2345S - 2,3,4,5-Tetrabromophenol, 100 µg/mL in Toluene, CAS # 36313-15-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-6-tetrabromophenol-100-ug-ml-in-toluene-cas-14400-94-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_53796bc7-2cca-490a-a93a-1df42cd784da.jpg?v=1761268207</image:loc>
      <image:title>*2,3,4,6-Tetrabromophenol, 100 µg/mL in Toluene, CAS # 14400-94-3, 1 mL</image:title>
      <image:caption>Image of ABP2346S - 2,3,4,6-Tetrabromophenol, 100 µg/mL in Toluene, CAS # 14400-94-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-tribromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_88a91b99-be00-4eb0-817b-93e65c89feca.jpg?v=1761268210</image:loc>
      <image:title>*2,3,4-Tribromophenol, 100 µg/mL in Toluene, CAS # 138507-65-0, 1 mL</image:title>
      <image:caption>Image of ABP234S - 2,3,4-Tribromophenol, 100 µg/mL in Toluene, CAS # 138507-65-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-6-tetrabromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ee2c3fff-be64-4050-954b-46cd4878fcb3.jpg?v=1761268214</image:loc>
      <image:title>*2,3,5,6-Tetrabromophenol, 100 µg/mL in Toluene, 1 mL</image:title>
      <image:caption>Image of ABP2356S - 2,3,5,6-Tetrabromophenol, 100 µg/mL in Toluene, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-tribromophenol-100-ug-ml-in-toluene-cas-57383-81-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_51b23cf9-27ba-432a-8f47-aa04f96c331c.jpg?v=1761268218</image:loc>
      <image:title>*2,3,5-Tribromophenol, 100 µg/mL in Toluene, CAS # 57383-81-0, 1 mL</image:title>
      <image:caption>Image of ABP235S - 2,3,5-Tribromophenol, 100 µg/mL in Toluene, CAS # 57383-81-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-6-tribromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dcfde82d-f660-4d63-8a48-b1c60606ef32.jpg?v=1761268222</image:loc>
      <image:title>*2,3,6-Tribromophenol, 100 µg/mL in Toluene, 1 mL</image:title>
      <image:caption>Image of ABP236S - 2,3,6-Tribromophenol, 100 µg/mL in Toluene, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-tribromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_81c1a1db-afc8-4a3e-b3cc-7b7ceb425880.jpg?v=1761268225</image:loc>
      <image:title>*2,4,5-Tribromophenol, 100 µg/mL in Toluene, CAS # 14401-61-7, 1 mL</image:title>
      <image:caption>Image of ABP245S - 2,4,5-Tribromophenol, 100 µg/mL in Toluene, CAS # 14401-61-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-tribromophenol-100-ug-ml-in-toluene-cas-118-79-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_65975721-965e-4839-9e29-4acbebd063cf.jpg?v=1761268229</image:loc>
      <image:title>*2,4,6-Tribromophenol, 100 µg/mL in Toluene, CAS # 118-79-6, 1 mL</image:title>
      <image:caption>Image of ABP246S - 2,4,6-Tribromophenol, 100 µg/mL in Toluene, CAS # 118-79-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-5-tribromophenol-100-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b3ac2627-d6aa-4f17-84da-605e6a2aee4c.jpg?v=1761268233</image:loc>
      <image:title>*3,4,5-Tribromophenol, 100 µg/mL in Toluene, CAS # 116434-90-3, 1 mL</image:title>
      <image:caption>Image of ABP345S - 3,4,5-Tribromophenol, 100 µg/mL in Toluene, CAS # 116434-90-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-af-neat-cas-1478-61-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4e33b15b-ce8c-4078-8b66-ac3f100d5b41.jpg?v=1761268237</image:loc>
      <image:title>*Bisphenol AF, Neat, CAS # 1478-61-1, 50 mg</image:title>
      <image:caption>Image of ABPAAFN - Bisphenol AF, Neat, CAS # 1478-61-1, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-af-10-mg-ml-in-methanol-cas-1478-61-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a8b9cdfa-fddd-4a1d-b29e-295bd25bdbd0.jpg?v=1761268241</image:loc>
      <image:title>*Bisphenol AF, 10 mg/mL in Methanol, CAS # 1478-61-1, 1 mL</image:title>
      <image:caption>Image of ABPAAFS - Bisphenol AF, 10 mg/mL in Methanol, CAS # 1478-61-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-a-neat-cas-80-05-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_359640d4-6bdc-4def-92bb-e71d8d310262.jpg?v=1761268244</image:loc>
      <image:title>*Bisphenol A, Neat, CAS # 80-05-7, 50 mg</image:title>
      <image:caption>Image of ABPAAN - Bisphenol A, Neat, CAS # 80-05-7, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-ap-neat</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1104ab71-5d1d-41d5-955c-4ea8a6638795.jpg?v=1761268248</image:loc>
      <image:title>*Bisphenol AP, Neat, CAS # 1571-75-1, 50 mg</image:title>
      <image:caption>Image of ABPAAPN - Bisphenol AP, Neat, CAS # 1571-75-1, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-ap-10-mg-ml-in-methanol-cas-1571-75-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9410d5e3-44be-4b75-8cc8-0df1f742e941.jpg?v=1761268252</image:loc>
      <image:title>*Bisphenol AP, 10 mg/mL in Methanol, CAS # 1571-75-1, 1 mL</image:title>
      <image:caption>Image of ABPAAPS - Bisphenol AP, 10 mg/mL in Methanol, CAS # 1571-75-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-a-10-mg-ml-in-methanol-cas-80-05-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cd12cda2-f371-4567-aba3-522e8fc4e797.jpg?v=1761268256</image:loc>
      <image:title>*Bisphenol A, 10 mg/mL in Methanol, CAS # 80-05-7, 1 mL</image:title>
      <image:caption>Image of ABPAAS - Bisphenol A, 10 mg/mL in Methanol, CAS # 80-05-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-b-cas-77-40-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_712205de-73f3-44d5-be85-7f1ce9d95e1a.jpg?v=1761268259</image:loc>
      <image:title>*Bisphenol B, Neat, CAS # 77-40-7, 10 mg</image:title>
      <image:caption>Image of ABPABN10MG - Bisphenol B, Neat, CAS # 77-40-7, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-bp-neat</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_13745de9-04b5-4480-8b09-1107f864740d.jpg?v=1761268263</image:loc>
      <image:title>*Bisphenol BP, Neat, CAS # 1844-01-5, 50 mg</image:title>
      <image:caption>Image of ABPABPN - Bisphenol BP, Neat, CAS # 1844-01-5, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-bp-10-mg-ml-in-methanol-cas-1844-01-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f39a1561-82d9-4cdb-932d-3334eb76cd76.jpg?v=1761268267</image:loc>
      <image:title>*Bisphenol BP, 10 mg/mL in Methanol, CAS # 1844-01-5, 1 mL</image:title>
      <image:caption>Image of ABPABPS - Bisphenol BP, 10 mg/mL in Methanol, CAS # 1844-01-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-b-10-mg-ml-in-methanol-cas-77-40-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f53f840d-d250-4f10-91ee-40a37b744ed9.jpg?v=1761268271</image:loc>
      <image:title>*Bisphenol B, 10 mg/mL in Methanol, CAS # 77-40-7, 1 mL</image:title>
      <image:caption>Image of ABPABS - Bisphenol B, 10 mg/mL in Methanol, CAS # 77-40-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-c-dichloride-neat</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6b958ac4-dedd-4f98-9ae4-59b20fc8c0a7.jpg?v=1761268275</image:loc>
      <image:title>*Bisphenol C-dichloride, Neat, CAS # 14868-03-2, 20 mg</image:title>
      <image:caption>Image of ABPAC2N - Bisphenol C-dichloride, Neat, CAS # 14868-03-2, 20 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-c-dichloride-10-mg-ml-in-methanol-cas-14868-03-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_79c86c11-4820-413c-8bb0-3c3dbfc414f7.jpg?v=1761268279</image:loc>
      <image:title>*Bisphenol C-dichloride, 10 mg/mL in Methanol, CAS # 14868-03-2, 1 mL</image:title>
      <image:caption>Image of ABPAC2S - Bisphenol C-dichloride, 10 mg/mL in Methanol, CAS # 14868-03-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-c-neat-cas-79-97-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_881ea26b-0c9c-47f5-be49-19d669665b4b.jpg?v=1761268282</image:loc>
      <image:title>*Bisphenol C, Neat, CAS # 79-97-0, 50 mg</image:title>
      <image:caption>Image of ABPACN - Bisphenol C, Neat, CAS # 79-97-0, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-c-10-mg-ml-in-methanol-cas-79-97-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7a15e396-7810-4c8c-9f49-1337d25708b1.jpg?v=1761268288</image:loc>
      <image:title>*Bisphenol C, 10 mg/mL in Methanol, CAS # 79-97-0, 1 mL</image:title>
      <image:caption>Image of ABPACS - Bisphenol C, 10 mg/mL in Methanol, CAS # 79-97-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-e-neat-cas-2081-08-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f00f1d88-a87c-42ea-b21f-5cb1329a6b27.jpg?v=1761268292</image:loc>
      <image:title>*Bisphenol E, Neat, CAS # 2081-08-5, 50 mg</image:title>
      <image:caption>Image of ABPAEN - Bisphenol E, Neat, CAS # 2081-08-5, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-e-10-mg-ml-in-methanol-cas-2081-08-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b0b1e139-eccc-429a-beb9-6e5231a6d235.jpg?v=1761268295</image:loc>
      <image:title>*Bisphenol E, 10 mg/mL in Methanol, CAS # 2081-08-5, 1 mL</image:title>
      <image:caption>Image of ABPAES - Bisphenol E, 10 mg/mL in Methanol, CAS # 2081-08-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-f-cas-620-92-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_39ac7cbd-f15f-4696-8f65-a780cfdcdc7a.jpg?v=1761268298</image:loc>
      <image:title>*Bisphenol F, Neat, CAS # 620-92-8, 10 mg</image:title>
      <image:caption>Image of ABPAFN10MG - Bisphenol F, Neat, CAS # 620-92-8, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-f-10-mg-ml-in-methanol-cas-620-92-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7f9cbcee-48f1-4883-9585-82f57a84277b.jpg?v=1761268302</image:loc>
      <image:title>*Bisphenol F, 10 mg/mL in Methanol, CAS # 620-92-8, 1 mL</image:title>
      <image:caption>Image of ABPAFS - Bisphenol F, 10 mg/mL in Methanol, CAS # 620-92-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-g-neat</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2c6d7c47-187a-468a-9af9-5907df18104e.jpg?v=1761268305</image:loc>
      <image:title>*Bisphenol G, Neat, CAS # 127-54-8, 20 mg</image:title>
      <image:caption>Image of ABPAGN - Bisphenol G, Neat, CAS # 127-54-8, 20 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-g-10-mg-ml-in-methanol-cas-127-54-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_09abb1d8-2cb2-48d3-a23d-a3aba5ad79ee.jpg?v=1761268309</image:loc>
      <image:title>*Bisphenol G, 10 mg/mL in Methanol, CAS # 127-54-8, 1 mL</image:title>
      <image:caption>Image of ABPAGS - Bisphenol G, 10 mg/mL in Methanol, CAS # 127-54-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-m-neat</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5b85bd00-4347-4a63-9221-f0004a1a765a.jpg?v=1761268312</image:loc>
      <image:title>*Bisphenol M, Neat, CAS # 13595-25-0, 20 mg</image:title>
      <image:caption>Image of ABPAMN - Bisphenol M, Neat, CAS # 13595-25-0, 20 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-m-10-mg-ml-in-methanol-cas-13595-25-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_95478f73-4310-48f2-9ea0-6d3a7699a7b6.jpg?v=1761268316</image:loc>
      <image:title>*Bisphenol M, 10 mg/mL in Methanol, CAS # 13595-25-0, 1 mL</image:title>
      <image:caption>Image of ABPAMS - Bisphenol M, 10 mg/mL in Methanol, CAS # 13595-25-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-ph-neat</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_de189278-1f4f-42a2-ac2d-2d90d53fd2dd.jpg?v=1761268319</image:loc>
      <image:title>*Bisphenol PH, Neat, CAS # 24038-68-4, 20 mg</image:title>
      <image:caption>Image of ABPAPHN - Bisphenol PH, Neat, CAS # 24038-68-4, 20 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-ph-10-mg-ml-in-methanol-cas-24038-68-4</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_94607150-8dab-4f5a-a6cc-8795fecbaa98.jpg?v=1761268323</image:loc>
      <image:title>*Bisphenol PH, 10 mg/mL in Methanol, CAS # 24038-68-4, 1 mL</image:title>
      <image:caption>Image of ABPAPHS - Bisphenol PH, 10 mg/mL in Methanol, CAS # 24038-68-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-p-neat-cas-2167-51-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_683edba5-c2a3-4904-b0ad-45bc25eb1bbb.jpg?v=1761268327</image:loc>
      <image:title>*Bisphenol P, Neat, CAS # 2167-51-3, 50 mg</image:title>
      <image:caption>Image of ABPAPN - Bisphenol P, Neat, CAS # 2167-51-3, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-p-10-mg-ml-in-methanol-cas-2167-51-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_981eb17d-d7c7-4157-87bf-a8d2d661ca18.jpg?v=1761268330</image:loc>
      <image:title>*Bisphenol P, 10 mg/mL in Methanol, CAS # 2167-51-3, 1 mL</image:title>
      <image:caption>Image of ABPAPS - Bisphenol P, 10 mg/mL in Methanol, CAS # 2167-51-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-s-neat-cas-80-09-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ce928850-31c3-43b0-932a-85a8fea29a52.jpg?v=1761268333</image:loc>
      <image:title>*Bisphenol S, Neat, CAS # 80-09-1, 50 mg</image:title>
      <image:caption>Image of ABPASN - Bisphenol S, Neat, CAS # 80-09-1, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-s-10-mg-ml-in-methanol-cas-80-09-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ab6a2bc2-6484-42ec-a0db-c1a576506e24.jpg?v=1761268337</image:loc>
      <image:title>*Bisphenol S, 10 mg/mL in Methanol, CAS # 80-09-1, 1 mL</image:title>
      <image:caption>Image of ABPASS - Bisphenol S, 10 mg/mL in Methanol, CAS # 80-09-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-tmc</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0fe1d794-aed5-410a-aac5-fc604c08396c.jpg?v=1761268340</image:loc>
      <image:title>*Bisphenol TMC, Neat, CAS # 129188-99-4, 10 mg</image:title>
      <image:caption>Image of ABPATMCN10MG - Bisphenol TMC, Neat, CAS # 129188-99-4, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-tmc-10-mg-ml-in-methanol-cas-129188-99-4</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ec4f8f7c-1097-4638-a231-b17f526b8f55.jpg?v=1761268344</image:loc>
      <image:title>*Bisphenol TMC, 10 mg/mL in Methanol, CAS # 129188-99-4, 1 mL</image:title>
      <image:caption>Image of ABPATMCS - Bisphenol TMC, 10 mg/mL in Methanol, CAS # 129188-99-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-z-neat</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c1c8fcab-825e-4926-8392-39eb10d6bb4a.jpg?v=1761268347</image:loc>
      <image:title>*Bisphenol Z, Neat, CAS # 843-55-0, 50 mg</image:title>
      <image:caption>Image of ABPAZN - Bisphenol Z, Neat, CAS # 843-55-0, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-z-10-mg-ml-in-methanol-cas-843-55-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2d843e28-2862-400d-b3dd-d1bdbda4bd88.jpg?v=1761268351</image:loc>
      <image:title>*Bisphenol Z, 10 mg/mL in Methanol, CAS # 843-55-0, 1 mL</image:title>
      <image:caption>Image of ABPAZS - Bisphenol Z, 10 mg/mL in Methanol, CAS # 843-55-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/clp-semi-volatiles-benzidine-and-3-3-dichlorobenzidine-2000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e5825bad-3217-48f0-81c7-57c2f2429bb5.png?v=1752923298</image:loc>
      <image:title>*CLP Semi-Volatiles - Benzidine and 3,3&apos;-Dichlorobenzidine, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS10006 - CLP Semi-Volatiles - Benzidine and 3,3&apos;-Dichlorobenzidine, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/clp-semi-volatile-internal-standard-4000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1c7d2f67-f060-405c-9d4d-015e57c3ca97.png?v=1752923303</image:loc>
      <image:title>*CLP Semi-Volatile Internal Standard, 6 Components, 4000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS10009 - CLP Semi-Volatile Internal Standard, 6 Components, 4000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/clp-semi-volatile-internal-standard-4000-ug-ml-in-methylene-chloride-5-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_38e49807-4d42-44c4-b00d-853ab6a269a2.png?v=1752923307</image:loc>
      <image:title>*CLP Semi-Volatile Internal Standard, 6 Components, 4000 µg/mL in Methylene Chloride, 5 mL</image:title>
      <image:caption>Image of ABS10009B - CLP Semi-Volatile Internal Standard, 6 Components, 4000 µg/mL in Methylene Chloride, 5 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/clp-semi-volatiles-pah-standard-16-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e92e2b02-6df3-4e10-b401-854dbba43a0c.png?v=1752923311</image:loc>
      <image:title>*CLP Semi-Volatiles - PAH Standard, 16 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS10017 - CLP Semi-Volatiles - PAH Standard, 16 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-603-8030a-analytes-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_01ed397e-921a-436e-b79a-da45eee1cf3a.png?v=1752923315</image:loc>
      <image:title>*EPA Method 603/8030A - Analytes, 2 Components, 1000 µg/mL in Water, 1mL</image:title>
      <image:caption>Image of ABS19099 - EPA Method 603/8030A - Analytes, 2 Components, 1000 µg/mL in Water, 1mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-616-standard-4-components-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0e62a478-728e-42d7-8402-de9047dab192.png?v=1752923319</image:loc>
      <image:title>*Method 616 Standard, 4 Components, 1000 µg/mL in MTBE, 1mL</image:title>
      <image:caption>Image of ABS19200 - Method 616 Standard, 4 Components, 1000 µg/mL in MTBE, 1mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/semi-volatiles-spiking-standard-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ba67a539-8779-4a10-835d-8b2fb5df8fba.png?v=1752923323</image:loc>
      <image:title>* Semi-Volatiles Spiking Standard, 13 Components, 2000 µg/mL in Methylene Chloride, 1mL</image:title>
      <image:caption>Image of ABS19207 - Semi-Volatiles Spiking Standard, 13 Components, 2000 µg/mL in Methylene Chloride, 1mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-606-phthalates-6-components-2000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d6e5148f-421a-4f5e-90c0-2dfe3b2816b9.png?v=1752923327</image:loc>
      <image:title>*EPA Method 606 - Phthalates, 6 Components,  2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS19242 - EPA Method 606 - Phthalates, 6 Components, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexadecane-extraction-volatiles-btex-6-components-2000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ae525f94-64ff-42ec-b987-e374a55e59cc.png?v=1752923331</image:loc>
      <image:title>*Hexadecane Extraction Volatiles - BTEX, 6 Components 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS20001AR - Hexadecane Extraction Volatiles - BTEX, 6 Components 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/gpc-calibration-mix-1-5-components-varied-ug-ml-in-methylene-chloride-5-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_85580eb6-087d-421d-828a-e18bcd9d9393.png?v=1752923335</image:loc>
      <image:title>* GPC Calibration Mix #1, 5 Components, Varied µg/mL in Methylene Chloride, 5 mL</image:title>
      <image:caption>Image of ABS20041 - GPC Calibration Mix #1, 5 Components, Varied µg/mL in Methylene Chloride, 5 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-acid-surrogate-standard-4000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_bdd0151d-8183-4911-b37c-80d823994c7b.png?v=1752923343</image:loc>
      <image:title>* Base/Neutral &amp; Acid Surrogate Standard, 6 Components, 4000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS25015 - Base/Neutral &amp; Acid Surrogate Standard, 6 Components, 4000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-502-2-524-2-liquids-54-components-200-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_19a8fc88-d5df-40c5-8025-94f2cb6bc880.png?v=1752923346</image:loc>
      <image:title>*EPA Method 502.2/524.2 - Liquids, 54 Components, 200 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS30001 - EPA Method 502.2/524.2 - Liquids, 54 Components, 200 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-502-2-524-2-601-gases-6-components-200-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_408006cc-3686-4be0-9f86-0fae7b5da69c.png?v=1752923350</image:loc>
      <image:title>*EPA Method 502.2/524.2/601 - Gases, 6 Components, 200 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS30002 - EPA Method 502.2/524.2/601 - Gases, 6 Components, 200 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-508a-dcb-stock-solution-5000-ug-ml-in-toluene-cas-2051-24-3-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_edc63fde-5486-4903-970c-6a1c8ebb0f53.png?v=1752923354</image:loc>
      <image:title>*EPA Method 508A DCB Stock Solution, 5000 µg/mL in Toluene , CAS # 2051-24-3, 1 mL</image:title>
      <image:caption>Image of ABS30020 - EPA Method 508A DCB Stock Solution, 5000 µg/mL in Toluene , CAS # 2051-24-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-515-1-surrogate-standard-100-ug-ml-in-mtbe-cas-55954-23-9-1ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ca8d7614-2b7b-449e-93f5-6959399ec23b.png?v=1752923358</image:loc>
      <image:title>*EPA Method 515.1 Surrogate Standard, 100 µg/mL in MTBE, CAS # 55954-23-9, 1 mL</image:title>
      <image:caption>Image of ABS30022 - EPA Method 515.1 Surrogate Standard, 100 µg/mL in MTBE, CAS # 55954-23-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-502-524-high-concentrations-voc-mix-1-6-components-2000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5316064e-c52b-49be-8ae8-8db7cff26a68.png?v=1752923362</image:loc>
      <image:title>*EPA Method 502/524 High Conc VOC Mix #1, 6 Components, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS30058 - EPA Method 502/524 High Conc VOC Mix #1, 6 Components, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aldicarb-100-ug-ml-in-methanol-cas-116-06-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6928ca90-2c9f-4e8b-95ab-286ad3ad4993.png?v=1752923366</image:loc>
      <image:title>*Aldicarb, 100 µg/mL in Methanol, CAS # 116-06-3, 1 mL</image:title>
      <image:caption>Image of ABS30141 - Aldicarb, 100 µg/mL in Methanol, CAS # 116-06-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorobenzene-2000-ug-ml-in-methanol-cas-108-90-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_43df2091-4565-4bf3-ba43-5fd199d5ff86.png?v=1752923370</image:loc>
      <image:title>*Chlorobenzene, 2000 µg/mL in Methanol, CAS # 108-90-7, 1 mL</image:title>
      <image:caption>Image of ABS31101 - Chlorobenzene, 2000 µg/mL in Methanol, CAS # 108-90-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diuron-100-ug-ml-in-methanol-cas-330-54-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_779b2302-9590-4907-a760-46d79132e65a.png?v=1752923374</image:loc>
      <image:title>*Diuron, 100 µg/mL in Methanol, CAS # 330-54-1, 1 mL</image:title>
      <image:caption>Image of ABS31341 - Diuron, 100 µg/mL in Methanol, CAS # 330-54-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroethene-2000-ug-ml-in-methanol-cas-79-01-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a5e17911-f245-45cb-85b9-761e38809864.png?v=1752923378</image:loc>
      <image:title>*Trichloroethene, 2000 µg/mL in Methanol, CAS # 79-01-6, 1 mL</image:title>
      <image:caption>Image of ABS31471 - Trichloroethene, 2000 µg/mL in Methanol, CAS # 79-01-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-502-524-volatile-standard-54-components-2000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3a887a29-b4c9-4318-a901-224c169c83fa.png?v=1752923382</image:loc>
      <image:title>*EPA Method 502/524 Volatile Standard, 54 Components, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS32001 - EPA Method 502/524 Volatile Standard, 54 Components, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-549-1-analytes-2-components-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_32af040e-2ea7-4d58-9a7b-b589685a4af2.png?v=1752923386</image:loc>
      <image:title>EPA Method 549.1 Analytes, 2 Components, 1000 µg/mL in Water, 1 mL</image:title>
      <image:caption>Image of ABS32079 - EPA Method 549.1 Analytes, 2 Components, 1000 µg/mL in Water, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichlorobenzene-20-mg-ml-in-methanol-cas-87-61-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_961862a0-71a6-4806-9971-a9977bdafd94.png?v=1752923395</image:loc>
      <image:title>*1,2,3-Trichlorobenzene, 20 mg/mL in Methanol, CAS # 87-61-6, 1 mL</image:title>
      <image:caption>Image of ABS32431 - 1,2,3-Trichlorobenzene, 20 mg/mL in Methanol, CAS # 87-61-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-4-trichlorobenzene-20-mg-ml-in-methanol-cas-120-82-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_316f69b3-9660-420f-9df3-515866a80df6.png?v=1752923399</image:loc>
      <image:title>*1,2,4-Trichlorobenzene, 20 mg/mL in Methanol, CAS # 120-82-1, 1 mL</image:title>
      <image:caption>Image of ABS32441 - 1,2,4-Trichlorobenzene, 20 mg/mL in Methanol, CAS # 120-82-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlorodifluoromethane-2000-ug-ml-in-methanol-cas-75-71-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b5e0a1ba-b579-4e28-8f47-73d44a7c0424.png?v=1752923403</image:loc>
      <image:title>*Dichlorodifluoromethane, 2000 µg/mL in Methanol, CAS # 75-71-8, 1 mL</image:title>
      <image:caption>Image of ABS32571 - Dichlorodifluoromethane, 2000 µg/mL in Methanol, CAS # 75-71-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichlorofluoromethane-2000-ug-ml-in-methanol-cas-75-69-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_377dcd7c-c802-42ca-a32f-18b8369d987b.png?v=1752923406</image:loc>
      <image:title>*Trichlorofluoromethane, 2000 µg/mL in Methanol, CAS # 75-69-4, 1 mL</image:title>
      <image:caption>Image of ABS32581 - Trichlorofluoromethane, 2000 µg/mL in Methanol, CAS # 75-69-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-pentane-20-mg-ml-in-methanol-cas-109-66-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1eb82132-3fc3-41fb-958f-00d341b96a59.png?v=1752923410</image:loc>
      <image:title>*N-Pentane, 20 mg/mL In Methanol, CAS # 109-66-0, 1 mL</image:title>
      <image:caption>Image of ABS32701 - N-Pentane, 20 mg/mL In Methanol, CAS # 109-66-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-methylnaphthalene-20-mg-ml-in-methanol-cas-90-12-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_01c415a7-0f1d-41b6-9678-29fc3d95278d.png?v=1752923414</image:loc>
      <image:title>*1-Methylnaphthalene, 20 mg/mL in Methanol, CAS # 90-12-0, 1 mL</image:title>
      <image:caption>Image of ABS32911 - 1-Methylnaphthalene, 20 mg/mL in Methanol, CAS # 90-12-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-heptane-20-mg-ml-in-methanol-cas-142-82-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_df14c116-c336-4ceb-887f-5a75a75be923.png?v=1752923418</image:loc>
      <image:title>*n-Heptane, 20 mg/mL In Methanol, CAS # 142-82-5, 1 mL</image:title>
      <image:caption>Image of ABS32931 - n-Heptane, 20 mg/mL In Methanol, CAS # 142-82-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-2-volatiles-78-components-2000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e86d2238-51c5-468f-b938-b0a2a033648c.png?v=1752923421</image:loc>
      <image:title>*EPA Method 524.2 Volatiles, 78 Components, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS33003 - EPA Method 524.2 Volatiles, 78 Components, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/furan-20-mg-ml-in-methanol-cas-110-00-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d35d69b4-7d9d-47dd-a902-5a74a175f018.png?v=1752923425</image:loc>
      <image:title>*Furan, 20 mg/mL In Methanol, CAS # 110-00-9, 1 mL</image:title>
      <image:caption>Image of ABS33401 - Furan, 20 mg/mL In Methanol, CAS # 110-00-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butyraldehyde-20-mg-ml-in-acetonitrile-cas-123-72-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_cdb2c35d-0903-4fab-b349-22a0e13c3f3e.png?v=1752923434</image:loc>
      <image:title>*n-Butyraldehyde, 20 mg/mL in Acetonitrile, CAS # 123-72-8, 1 mL</image:title>
      <image:caption>Image of ABS33671 - n-Butyraldehyde, 20 mg/mL in Acetonitrile, CAS # 123-72-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethanedial-20-mg-ml-in-water-cas-107-22-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_35509d94-20ff-4659-8cda-4d3b4e46febc.png?v=1752923438</image:loc>
      <image:title>*Ethanedial, 20 mg/mL in Water, CAS # 107-22-2, 1 mL</image:title>
      <image:caption>Image of ABS33691 - Ethanedial, 20 mg/mL in Water, CAS # 107-22-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyruvic-aldehyde-20-mg-ml-in-acetonitrile-cas-78-98-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1f05ab76-5c03-43fc-b436-0d577a1ef7ba.png?v=1752923441</image:loc>
      <image:title>*Pyruvic Aldehyde, 20 mg/mL in Acetonitrile, CAS # 78-98-8, 1 mL</image:title>
      <image:caption>Image of ABS33701 - Pyruvic Aldehyde, 20 mg/mL in Acetonitrile, CAS # 78-98-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-hexadecane-20-mg-ml-in-methanol-cas-544-76-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_22b4ff48-1dde-4902-a821-403b1243c3c4.png?v=1752923445</image:loc>
      <image:title>*n-Hexadecane, 20 mg/mL in Methanol, CAS # 544-76-3, 1 mL</image:title>
      <image:caption>Image of ABS33831 - n-Hexadecane, 20 mg/mL in Methanol, CAS # 544-76-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-nitropropane-20-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9a85d521-1366-4d2b-9e03-4b63a8483403.png?v=1752923450</image:loc>
      <image:title>*2-Nitropropane, 20 mg/mL In Methanol, CAS # 79-46-9, 1 mL</image:title>
      <image:caption>Image of ABS34161 - 2-Nitropropane, 20 mg/mL In Methanol, CAS # 79-46-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-difluorotetrachloroethane-20-mg-ml-in-methanol-cas-76-12-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7f44ad67-eca3-4a47-9821-11581db0b9dd.png?v=1752923454</image:loc>
      <image:title>*1,2-Difluorotetrachloroethane, 20 mg/mL in Methanol, CAS # 76-12-0, 1 mL</image:title>
      <image:caption>Image of ABS34481 - 1,2-Difluorotetrachloroethane, 20 mg/mL in Methanol, CAS # 76-12-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isoprene-20-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_387a1bfc-cf75-4f9b-b376-d61f2e7d9f07.png?v=1752923458</image:loc>
      <image:title>*Isoprene, 20 mg/mL in Methanol, CAS # 78-79-5, 1 mL</image:title>
      <image:caption>Image of ABS34521 - Isoprene, 20 mg/mL in Methanol, CAS # 78-79-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorodifluoromethane-2000-ug-ml-in-methanol-cas-75-45-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_15f760d7-6c7c-4e6f-8ce5-02ffda8906f4.png?v=1752923462</image:loc>
      <image:title>*Chlorodifluoromethane, 2000 µg/mL in Methanol, CAS # 75-45-6, 1 mL</image:title>
      <image:caption>Image of ABS34541 - Chlorodifluoromethane, 2000 µg/mL in Methanol, CAS # 75-45-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butane-2000-ug-ml-in-dmso-cas-106-97-8-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_522ab618-d3d3-4a1e-88dc-3cb92d3d48bd.png?v=1752923466</image:loc>
      <image:title>*n-Butane, 2000 µg/mL in DMSO, CAS # 106-97-8, 2 mL</image:title>
      <image:caption>Image of ABS34621 - n-Butane, 2000 µg/mL in DMSO, CAS # 106-97-8, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-methylpropane-2000-ug-ml-in-dmso-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e78fd1c8-bf8e-4c25-92a6-3c547a510d41.png?v=1752923469</image:loc>
      <image:title>*2-Methylpropane, 2000 µg/mL in DMSO, CAS # 75-28-5, 2 mL</image:title>
      <image:caption>Image of ABS34641 - 2-Methylpropane, 2000 µg/mL in DMSO, CAS # 75-28-5, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butane-10mg-ml-in-n-n-dimethylacetamide-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d691a1fe-b1af-4292-b532-e01c5e872abc.png?v=1752923474</image:loc>
      <image:title>*n-Butane, 10mg/mL in  N,N-dimethylacetamide,  CAS # 106-97-8, 2 mL</image:title>
      <image:caption>Image of ABS34721 - n-Butane, 10mg/mL in N,N-dimethylacetamide, CAS # 106-97-8, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-methylpropane-10mg-ml-in-n-n-dimethylacetamide-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_426de3c3-fd96-4c1f-8c34-8ad83b91b03b.png?v=1752923478</image:loc>
      <image:title>*2-Methylpropane, 10mg/mL in N,N-Dimethylacetamide, CAS # 75-28-5,  2 mL</image:title>
      <image:caption>Image of ABS34731 - 2-Methylpropane, 10mg/mL in N,N-Dimethylacetamide, CAS # 75-28-5, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propane-10mg-ml-in-1-2-4-trimethylbenzene-cas-74-98-6-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b8e895f5-1399-4492-b375-9ed1d47efbd5.png?v=1752923482</image:loc>
      <image:title>*Propane, 10mg/mL in 1,2,4-Trimethylbenzene, CAS # 74-98-6, 2 mL</image:title>
      <image:caption>Image of ABS34751 - Propane, 10mg/mL in 1,2,4-Trimethylbenzene, CAS # 74-98-6, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butane-20-mg-ml-in-1-2-4-trimethylbenzene-cas-106-97-8-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6d78c042-4601-4b4e-a072-18380ad5ff6a.png?v=1752923485</image:loc>
      <image:title>*n-Butane, 20 mg/mL in 1,2,4-Trimethylbenzene, CAS # 106-97-8, 2 mL</image:title>
      <image:caption>Image of ABS34761 - n-Butane, 20 mg/mL in 1,2,4-Trimethylbenzene, CAS # 106-97-8, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-methylpropane-20-mg-ml-in-1-2-4-trimethylbenzene-cas-75-28-5-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_92b77f2c-1e8e-469e-8614-87e977cdc501.png?v=1752923303</image:loc>
      <image:title>*2-Methylpropane, 20 mg/mL in 1,2,4-Trimethylbenzene, CAS # 75-28-5, 2 mL</image:title>
      <image:caption>Image of ABS34771 - 2-Methylpropane, 20 mg/mL in 1,2,4-Trimethylbenzene, CAS # 75-28-5, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propane-5000-ug-ml-in-n-n-dimethylacetamide-cas-74-98-6-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_398fc314-ceb5-422c-9f08-9cbfbc8a1be9.png?v=1752923307</image:loc>
      <image:title>*Propane, 5000 µg/mL in N,N-dimethylacetamide, CAS # 74-98-6, 2 mL</image:title>
      <image:caption>Image of ABS34881 - Propane, 5000 µg/mL in N,N-dimethylacetamide, CAS # 74-98-6, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-2-gases-liquids-2000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4d260cdc-bab9-494e-91a5-fc1868bbc114.png?v=1752923312</image:loc>
      <image:title>*EPA Method 524.2 - Gases &amp; Liquids, 60 Components, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS35011 - EPA Method 524.2 - Gases &amp; Liquids, 60 Components, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromo-3-chloropropane-200-ug-ml-in-acetone-cas-96-12-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_be100d8a-1165-4dc1-99b6-0edfbe79b544.png?v=1752923315</image:loc>
      <image:title>*1,2-Dibromo-3-chloropropane, 200 µg/mL in Acetone, CAS # 96-12-8, 1 mL</image:title>
      <image:caption>Image of ABS35752 - 1,2-Dibromo-3-chloropropane, 200 µg/mL in Acetone, CAS # 96-12-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ws-unregulated-vocs-varied-conc-in-methanol-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5d2f7979-47bf-4f16-bad3-1e3aba1771aa.png?v=1752923319</image:loc>
      <image:title>*WS Unregulated VOCs, Varied conc. in Methanol, Internal QC Practice PT</image:title>
      <image:caption>Image of ABS38023IN - WS Unregulated VOCs, Varied conc. in Methanol, Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ws-trihalomethanes-5-components-varied-conc-in-water-40-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7794da98-064f-4138-bed6-709f1f150d4c.png?v=1752923323</image:loc>
      <image:title>*WS Trihalomethanes, 5 Components, Varied conc. in Water, 40 mL</image:title>
      <image:caption>Image of ABS38025WV - WS Trihalomethanes, 5 Components, Varied conc. in Water, 40 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ws-haloacetic-acids-disinfection-by-products-varied-conc-in-mtbe-formal-pt-study-april-15-may-29</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_27c40dac-6eb7-4dd1-b978-904c185bc6fa.png?v=1752923327</image:loc>
      <image:title>*WS Haloacetic Acids, Disinfection By-Products, Varied Conc. In MTBE, Formal PT Study, April 15 - May 29</image:title>
      <image:caption>Image of ABS38038EX2 - WS Haloacetic Acids, Disinfection By-Products, Varied Conc. In MTBE, Formal PT Study, April 15 - May 29</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ws-haloacetic-acids-disinfection-by-products-varied-conc-in-mtbe-formal-pt-study-july-15-august-29</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e2d3918a-8c4d-4d3d-8cf2-8de5f03dbbf5.png?v=1752923331</image:loc>
      <image:title>*WS Haloacetic Acids, Disinfection By-Products, Varied Conc. In MTBE, Formal PT Study, July 15 - August 29</image:title>
      <image:caption>Image of ABS38038EX3 - WS Haloacetic Acids, Disinfection By-Products, Varied Conc. In MTBE, Formal PT Study, July 15 - August 29</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ws-haloacetic-acids-disinfection-by-products-varied-conc-in-mtbe-formal-pt-study-october-15-november-29</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e8a63928-378a-408b-bf08-0c3632119a13.png?v=1752923335</image:loc>
      <image:title>*WS Haloacetic Acids, Disinfection By-Products, Varied Conc. In MTBE, Formal PT Study, October 15 - November 29</image:title>
      <image:caption>Image of ABS38038EX4 - WS Haloacetic Acids, Disinfection By-Products, Varied Conc. In MTBE, Formal PT Study, October 15 - November 29</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-semi-volatiles-in-soil-73-components-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_27b298c5-f876-49fe-a6f8-fb3e821fd2cb.png?v=1752923339</image:loc>
      <image:title>*RCRA Semi-Volatiles In Soil, 73 Components, Whole Volume Pre-Spiked Sample, Formal PT Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS38068EX2 - RCRA Semi-Volatiles In Soil, 73 Components, Whole Volume Pre-Spiked Sample, Formal PT Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-volatiles-in-non-potable-water-65-components-methanol-concentrate-to-be-spiked-by-laboratory-into-water-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8368b1d2-b65f-4e88-b84f-354c757f3ee7.png?v=1752923343</image:loc>
      <image:title>*CWA Volatiles In Non-Potable Water, 65 Components, Methanol Concentrate to Be Spiked By Laboratory Into Water, Formal PT Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS38083EX2 - CWA Volatiles In Non-Potable Water, 65 Components, Methanol Concentrate to Be Spiked By Laboratory Into Water, Formal PT Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-volatiles-in-non-potable-water-varied-conc-in-methanol-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f59a5c61-2592-40b7-a9c7-783a3e6380b5.png?v=1752923347</image:loc>
      <image:title>*CWA Volatiles in Non-Potable Water, Varied conc. in Methanol, Internal QC Practice PT</image:title>
      <image:caption>Image of ABS38083IN - CWA Volatiles in Non-Potable Water, Varied conc. in Methanol, Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/organochlorine-pesticides-in-soil-20-components-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30-10gm</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c4750f53-eefa-4983-b4ba-b719c3a59e8d.png?v=1752923351</image:loc>
      <image:title>*Organochlorine Pesticides In Soil, 20 Components, Whole Volume Pre-Spiked Sample, Formal PT Study, April 15 - May 30, 10gm</image:title>
      <image:caption>Image of ABS38101EX2 - Organochlorine Pesticides In Soil, 20 Components, Whole Volume Pre-Spiked Sample, Formal PT Study, April 15 - May 30, 10gm</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-diesel-fuel-as-tph-in-water-in-methanol-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_39801154-ef47-4747-9b97-377bead3493c.png?v=1752923355</image:loc>
      <image:title>*#2 Diesel Fuel As TPH In Water, In Methanol, Formal PT Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS38114EX2 - #2 Diesel Fuel As TPH In Water, In Methanol, Formal PT Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-diesel-fuel-as-tph-in-soil-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1c20490b-7a49-41cc-b0fc-e9f4dc7b7889.png?v=1752923359</image:loc>
      <image:title>*#2 Diesel Fuel As TPH In Soil Whole Volume Pre-Spiked Sample, Formal PT Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS38115EX2 - #2 Diesel Fuel As TPH In Soil Whole Volume Pre-Spiked Sample, Formal PT Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/93-octane-gasoline-as-tph-in-water-in-methanol-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_985d0f72-40ef-452d-8a39-11962ba22a54.png?v=1752923362</image:loc>
      <image:title>*93 Octane Gasoline As TPH In Water, In Methanol, Formal PT Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS38116EX2 - 93 Octane Gasoline As TPH In Water, In Methanol, Formal PT Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-2-ceve-acrolein-acrylonitrile-varied-conc-in-water-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3fe98c4e-a8e0-4c39-b527-40a949ffb3f6.png?v=1752923366</image:loc>
      <image:title>*CWA 2-CEVE, Acrolein &amp; Acrylonitrile, Varied conc. in Water, Internal QC Practice PT</image:title>
      <image:caption>Image of ABS38123IN - CWA 2-CEVE, Acrolein &amp; Acrylonitrile, Varied conc. in Water, Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sdwa-diquat-paraquat-2-components-in-water-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_dec54bd2-2a15-49c6-8225-6434f829a8f0.png?v=1752923370</image:loc>
      <image:title>*SDWA Diquat / ParAquat, 2 Components In Water, Formal PT Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS38131EX2 - SDWA Diquat / ParAquat, 2 Components In Water, Formal PT Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-ketones-varied-conc-in-methanol-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f2a327b5-151a-4235-8faa-19ec96cb98de.png?v=1752923374</image:loc>
      <image:title>*CWA Ketones, Varied conc. in Methanol, Internal QC Practice PT</image:title>
      <image:caption>Image of ABS38134IN - CWA Ketones, Varied conc. in Methanol, Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-tph-method-418-1-in-freon-113-formal-pt-study-1st-quarter-20ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_b0b9195e-b353-4d70-9c2b-1e1b4f60d483.png?v=1752923378</image:loc>
      <image:title>*CWA TPH (Method 418.1) In Freon 113, Formal PT Study, 1st Quarter, 20mL</image:title>
      <image:caption>Image of ABS38165EX1 - CWA TPH (Method 418.1) In Freon 113, Formal PT Study, 1st Quarter, 20mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-tph-method-418-1-in-freon-113-formal-pt-study-2nd-quarter-20ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_fe0fdc09-b017-4a4b-b056-e83cf655626c.png?v=1752923382</image:loc>
      <image:title>*CWA TPH (Method 418.1) In Freon 113, Formal PT Study, 2nd Quarter, 20mL</image:title>
      <image:caption>Image of ABS38165EX2 - CWA TPH (Method 418.1) In Freon 113, Formal PT Study, 2nd Quarter, 20mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-tph-method-418-1-in-freon-113-formal-pt-study-3rd-quarter-20ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_37751f61-2b3d-4fdf-a692-b9cdcf4d7f63.png?v=1752923385</image:loc>
      <image:title>*CWA TPH (Method 418.1) In Freon 113, Formal PT Study, 3rd Quarter, 20mL</image:title>
      <image:caption>Image of ABS38165EX3 - CWA TPH (Method 418.1) In Freon 113, Formal PT Study, 3rd Quarter, 20mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-tph-method-418-1-in-freon-113-formal-pt-study-4th-quarter-20ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_f2315d40-01b8-4bfc-bf12-288e40198887.png?v=1752923389</image:loc>
      <image:title>*CWA TPH (Method 418.1) In Freon 113, Formal PT Study, 4th Quarter, 20mL</image:title>
      <image:caption>Image of ABS38165EX4 - CWA TPH (Method 418.1) In Freon 113, Formal PT Study, 4th Quarter, 20mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-tph-method-418-1-in-freon-113-internal-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_05a590b8-3f16-435b-8440-4d23c8142c3d.png?v=1752923393</image:loc>
      <image:title>*CWA TPH (Method 418.1) In Freon 113, Internal Practice PT</image:title>
      <image:caption>Image of ABS38165IN - CWA TPH (Method 418.1) In Freon 113, Internal Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-tph-method-418-1-in-freon-113-quick-turn-around-sample</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_9d72f3ae-343b-4f63-adc3-0a6f35cfbaa6.png?v=1752923397</image:loc>
      <image:title>*CWA TPH (Method 418.1) In Freon 113, Quick Turn-Around Sample</image:title>
      <image:caption>Image of ABS38165QTA - CWA TPH (Method 418.1) In Freon 113, Quick Turn-Around Sample</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/quick-turn-around-non-study-double-blinded-pt-samples-cwa-btex-mtbe-8-components-varied-concentrations-in-methanol</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ba89e38a-8313-43ec-8be5-2692b12b7b5b.png?v=1752923400</image:loc>
      <image:title>*Quick Turn-Around Non-Study Double Blinded PT Samples, CWA BTEX &amp; MTBE, 8 Components, Varied Concentrations in Methanol</image:title>
      <image:caption>Image of ABS38166QTA - Quick Turn-Around Non-Study Double Blinded PT Samples, CWA BTEX &amp; MTBE, 8 Components, Varied Concentrations in Methanol</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-pahs-22-components-varied-concentrations-ug-kg-in-soil-10-gm</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3054b49c-0245-4b56-b855-087c6e810af8.png?v=1752923404</image:loc>
      <image:title>*RCRA PAHs, 22 Components, Varied Concentrations µg/kg in Soil, 10 gm</image:title>
      <image:caption>Image of ABS38171 - RCRA PAHs, 22 Components, Varied Concentrations µg/kg in Soil, 10 gm</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-qc-practice-pt-with-answers-rcra-pahs-22-components-varied-concentrations-ug-kg-in-soil</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_13894c60-10f6-4175-a8d8-46ab636ac916.png?v=1752923409</image:loc>
      <image:title>*Internal QC Practice PT with Answers, RCRA PAHs, 22 Components, Varied Concentrations µg/kg in Soil</image:title>
      <image:caption>Image of ABS38171IN - Internal QC Practice PT with Answers, RCRA PAHs, 22 Components, Varied Concentrations µg/kg in Soil</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/quick-turn-around-non-study-double-blinded-pt-samples-rcra-pahs-22-components-varied-concentrations-ug-kg-in-soil</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_cd788afe-539e-419e-8e3c-1974b69764e7.png?v=1752923412</image:loc>
      <image:title>*Quick Turn-Around Non-Study Double Blinded PT Samples, RCRA PAHs, 22 Components, Varied Concentrations µg/kg in Soil</image:title>
      <image:caption>Image of ABS38171QTA - Quick Turn-Around Non-Study Double Blinded PT Samples, RCRA PAHs, 22 Components, Varied Concentrations µg/kg in Soil</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/organic-drinking-water-kit-set-of-24-ampules</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_462bea7d-0d44-43e7-a18f-6514caa81e7a.png?v=1752923416</image:loc>
      <image:title>*Organic Drinking Water Kit, Set of 24 Ampules</image:title>
      <image:caption>Image of ABS38182 - Organic Drinking Water Kit, Set of 24 Ampules</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-soil-kit-organics-metals-set-of-9-ampules</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_9e1a9123-f37f-4633-b174-790cfb208a51.png?v=1752923420</image:loc>
      <image:title>*RCRA Soil Kit, Organics &amp; Metals, Set of 9 Ampules</image:title>
      <image:caption>Image of ABS38185 - RCRA Soil Kit, Organics &amp; Metals, Set of 9 Ampules</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-mib-geosmin-external-accreditation-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_188f4e61-848c-4afd-97ae-724470febbac.png?v=1752923424</image:loc>
      <image:title>*2-MIB &amp; Geosmin (External Accreditation Pt)</image:title>
      <image:caption>Image of ABS38240EX - 2-MIB &amp; Geosmin (External Accreditation Pt)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-mib-geosmin-formal-pt-study-86-april-15</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_862e088e-fe0f-4ba5-9231-16d15fa9ddf9.png?v=1752923429</image:loc>
      <image:title>*2-MIB &amp; Geosmin, Formal PT Study 86, April 15</image:title>
      <image:caption>Image of ABS38240EX2 - 2-MIB &amp; Geosmin, Formal PT Study 86, April 15</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-mib-geosmin-formal-pt-study-88-october-15</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_07c60bca-b228-4ce3-8c94-2386ba693362.png?v=1752923432</image:loc>
      <image:title>*2-MIB &amp; Geosmin, Formal PT Study 88, October 15</image:title>
      <image:caption>Image of ABS38240EX4 - 2-MIB &amp; Geosmin, Formal PT Study 88, October 15</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-mib-geosmin-internal-practice-qc-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a5e966f6-81a4-45e9-a540-d93803b32bfa.png?v=1752923436</image:loc>
      <image:title>*2-MIB &amp; Geosmin (Internal Practice QC PT)</image:title>
      <image:caption>Image of ABS38240IN - 2-MIB &amp; Geosmin (Internal Practice QC PT)</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-mib-geosmin-quick-turn-around-april-15</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fd54191f-23c0-4bf5-9f00-480475153ae7.png?v=1752923442</image:loc>
      <image:title>*2-MIB &amp; Geosmin, Quick Turn Around, April 15</image:title>
      <image:caption>Image of ABS38240QTA - 2-MIB &amp; Geosmin, Quick Turn Around, April 15</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ws-nitrosamines-internal-practice-pt-8-components-varied-ng-l-in-methanol</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c5928c92-bf42-4ddc-aab9-0daf2a1aaf9f.png?v=1752923446</image:loc>
      <image:title>*WS Nitrosamines Internal Practice PT, 8 Components, Varied ng/L in Methanol</image:title>
      <image:caption>Image of ABS38339IN - WS Nitrosamines Internal Practice PT, 8 Components, Varied ng/L in Methanol</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ws-nitrosamines-quick-turnaround-proficiency-testing-8-components-varied-conc-ng-l-in-methanol</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_024e76c6-48b8-4132-b273-cf9a913047c3.png?v=1752923449</image:loc>
      <image:title>*WS Nitrosamines Quick Turnaround Proficiency Testing, 8 Components, Varied conc. ng/L in Methanol</image:title>
      <image:caption>Image of ABS38339QTA - WS Nitrosamines Quick Turnaround Proficiency Testing, 8 Components, Varied conc. ng/L in Methanol</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ca-cat-i-residual-solvents-pt-in-hemp-oil-matrix-5-components-varied-ug-g-in-hemp-oil-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e0c2e1a8-6c0c-4a7f-a234-d9692a439d90.png?v=1752923453</image:loc>
      <image:title>*CA Cat I Residual Solvents PT in Hemp Oil Matrix, 5 Components, Varied µg/g in Hemp Oil, Internal QC Practice PT</image:title>
      <image:caption>Image of ABS38554IN - CA Cat I Residual Solvents PT in Hemp Oil Matrix, 5 Components, Varied µg/g in Hemp Oil, Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/oar-residual-solvents-pt-in-hemp-oil-34-components-varied-ug-g-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a34b71ec-2fc5-4522-983a-418f39d3f33c.png?v=1752923457</image:loc>
      <image:title>*OAR Residual Solvents PT in Hemp Oil, 34 Components, Varied µg/g, Internal QC Practice PT</image:title>
      <image:caption>Image of ABS38705IN - OAR Residual Solvents PT in Hemp Oil, 34 Components, Varied µg/g, Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aniline-d5-200-ug-ml-in-methylene-chloride-cas-4165-61-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2717b354-5a20-44f0-89f6-ebccea778920.png?v=1752923461</image:loc>
      <image:title>*Aniline-d5, 200 µg/mL in Methylene Chloride, CAS # 4165-61-1, 1 mL</image:title>
      <image:caption>Image of ABS43005 - Aniline-d5, 200 µg/mL in Methylene Chloride, CAS # 4165-61-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzidine-5000-ug-ml-in-methylene-chloride-cas-92-87-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ec528a4f-a7e2-4b87-9e4e-fb58b60e97c4.png?v=1752923465</image:loc>
      <image:title>*Benzidine, 5000 µg/mL in Methylene Chloride, CAS # 92-87-5, 1 mL</image:title>
      <image:caption>Image of ABS43124 - Benzidine, 5000 µg/mL in Methylene Chloride, CAS # 92-87-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cod-calibration-standard-1000-ug-o2-ml-in-water-chemical-oxygen-demand-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_4c9996cd-132a-4cd6-a8d6-51d05f3ccf92.png?v=1752923475</image:loc>
      <image:title>*COD Calibration Standard, 1000 µg O2 / mL, in Water (Chemical Oxygen Demand), CAS # 877-24-7, 100 mL</image:title>
      <image:caption>Image of ABS50255 - COD Calibration Standard, 1000 µg O2 / mL, in Water (Chemical Oxygen Demand), CAS # 877-24-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ic-anion-custom-mix-7-components-varied-ug-ml-in-water-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c67b5147-8b28-41bf-bcaf-e27cbca9d8d5.png?v=1752923479</image:loc>
      <image:title>*IC Anion Custom Mix, 7 Components, Varied µg/mL in Water,  500 mL</image:title>
      <image:caption>Image of ABS50278 - IC Anion Custom Mix, 7 Components, Varied µg/mL in Water, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-400-ntu-in-astm-type-1-water-cas-9003-70-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_133e57e9-6724-4bdc-bfec-f90e87ab1e7d.png?v=1752923483</image:loc>
      <image:title>*Turbidity Standard (400 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:title>
      <image:caption>Image of ABS50384 - Turbidity Standard (400 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-100-ntu-in-astm-type-1-water-cas-9003-70-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_41469c3d-540e-49b1-94aa-fbfb524feaae.png?v=1752923487</image:loc>
      <image:title>*Turbidity Standard (100 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:title>
      <image:caption>Image of ABS50385 - Turbidity Standard (100 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ammonia-as-n-10-ug-ml-in-water-cas-12125-02-9-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_40225d84-e486-40b9-8365-87408db908a7.png?v=1752923491</image:loc>
      <image:title>*Ammonia as N, 10 µg/mL in Water, CAS # 12125-02-9, 500 mL</image:title>
      <image:caption>Image of ABS50464 - Ammonia as N, 10 µg/mL in Water, CAS # 12125-02-9, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sodium-arsenate-dibasic-heptahydrate-as-cas-10048-95-0-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_5e1559c6-61cb-4910-b15d-00dfd743cc03.png?v=1752923495</image:loc>
      <image:title>*Sodium arsenate dibasic heptahydrate (As), 1000 µg/mL in Water, CAS # 10048-95-0, 100 mL</image:title>
      <image:caption>Image of ABS50647 - Sodium arsenate dibasic heptahydrate (As), 1000 µg/mL in Water, CAS # 10048-95-0, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-m-potassium-chloride-kcl-solution-3-molar-in-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_8ac7282f-68dc-4a5b-bd1e-ae0132cd24e2.png?v=1752923490</image:loc>
      <image:title>*3 M Potassium Chloride (KCl) Solution, 3 Molar In Water (22.379 gms / 100 mLs ASTM Type 1 Water), CAS # 7447-40-7, 100 mL</image:title>
      <image:caption>Image of ABS50698 - 3 M Potassium Chloride (KCl) Solution, 3 Molar In Water (22.379 gms / 100 mLs ASTM Type 1 Water), CAS # 7447-40-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/medical-marijuana-heavy-metals-calibration-in-5-hno3-water-100-ug-ml-4-x-25-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_40dce850-8d3a-48a0-8ada-25096428f6a8.png?v=1752923494</image:loc>
      <image:title>*Hemp Heavy Metals Calibration, 4 Components, 100 µg/mL in 5% HNO3 / Water, 4x 25 mL</image:title>
      <image:caption>Image of ABS50712 - Hemp Heavy Metals Calibration, 4 Components, 100 µg/mL in 5% HNO3 / Water, 4x 25 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/total-kjeldahl-nitrogen-as-n-50-mg-l-in-water-cas-56-40-6-475-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_89922570-2034-4d92-a76c-5891151fbc2e.png?v=1752923498</image:loc>
      <image:title>*Total Kjeldahl Nitrogen as N, 50 mg/L in Water, CAS # 56-40-6, 475 mL</image:title>
      <image:caption>Image of ABS50767 - Total Kjeldahl Nitrogen as N, 50 mg/L in Water, CAS # 56-40-6, 475 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-2-0-ntu-in-astm-type-1-water-cas-7732-18-5-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_76311533-25e8-4c3f-b426-17b036d64216.png?v=1752923502</image:loc>
      <image:title>*Turbidity (2.0 NTU), 2.0 NTU in ASTM Type 1 Water, CAS # 7732-18-5, 100 mL</image:title>
      <image:caption>Image of ABS50778A - Turbidity (2.0 NTU), 2.0 NTU in ASTM Type 1 Water, CAS # 7732-18-5, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-20-ntu-in-astm-type-1-water-cas-7732-18-5-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6f73bc78-3f04-41d3-9092-7d5064afd7e1.png?v=1752923506</image:loc>
      <image:title>*Turbidity Standard (20 NTU) in ASTM Type 1 Water, CAS # 7732-18-5, 500 mL</image:title>
      <image:caption>Image of ABS50871 - Turbidity Standard (20 NTU) in ASTM Type 1 Water, CAS # 7732-18-5, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/silica-sio2-2-mg-l-in-0-5-naoh-water-cas-1343-98-2-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_1c013a65-077c-4677-b929-e4ce31701c52.png?v=1752923510</image:loc>
      <image:title>*Silica (SiO2), 	2 mg/L in 0.5% NaOH / Water, CAS # 1343-98-2, 500 mL</image:title>
      <image:caption>Image of ABS50913 - Silica (SiO2), 	2 mg/L in 0.5% NaOH / Water, CAS # 1343-98-2, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-1000-ntu-in-astm-type-1-water-cas-9003-70-7-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f5f8c5f6-1468-48d1-b0c4-e4e568b5967e.png?v=1752923514</image:loc>
      <image:title>*Turbidity Standard (1000 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 500 mL</image:title>
      <image:caption>Image of ABS50924 - Turbidity Standard (1000 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfide-s-0-1-ug-ml-in-water-cas-1313-84-4-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_81ce6a0a-03b1-4e6b-9cfb-ef8ab576e7ef.png?v=1752923523</image:loc>
      <image:title>*Sulfide, 0.1 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:title>
      <image:caption>Image of ABS50959A - Sulfide, 0.1 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfide-s-0-5-ug-ml-in-water-cas-1313-84-4-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_3df4b610-4215-4d14-bc0d-f03351ca3a93.png?v=1752923527</image:loc>
      <image:title>*Sulfide, 0.5 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:title>
      <image:caption>Image of ABS50959B - Sulfide, 0.5 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfide-s-1-0-ug-ml-in-water-cas-1313-84-4-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_2166922f-6c16-4509-85c9-83dea10e3666.png?v=1752923531</image:loc>
      <image:title>*Sulfide, 1.0 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:title>
      <image:caption>Image of ABS50959C - Sulfide, 1.0 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfide-s-2-0-ug-ml-in-water-cas-1313-84-4-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_3837fb44-f514-49fd-9f13-6cae4ebb272d.png?v=1752923535</image:loc>
      <image:title>*Sulfide, 2.0 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:title>
      <image:caption>Image of ABS50959E - Sulfide, 2.0 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/icp-multi-element-test-solution-varied-concentration-in-0-2-hno3-water-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_41c2ea73-4e72-4c20-bfef-430d281a05ab.png?v=1752923540</image:loc>
      <image:title>*ICP Multi-Element Test Solution, 10 Components, Varied µg/mLin 0.2%-HNO3 / Water, 500 mL</image:title>
      <image:caption>Image of ABS50995 - ICP Multi-Element Test Solution, 10 Components, Varied µg/mLin 0.2%-HNO3 / Water, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fuel-oil-diesel-low-sulfur-grade-20-mg-ml-in-methylene-cloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6ae68038-260b-4b18-9406-29516b97d662.png?v=1752923544</image:loc>
      <image:title>*#2 Fuel Oil Diesel, Low Sulfur Grade, 20 mg/mL In Methylene Cloride, CAS # 68334-30-5, 1 mL</image:title>
      <image:caption>Image of ABS51006 - #2 Fuel Oil Diesel, Low Sulfur Grade, 20 mg/mL In Methylene Cloride, CAS # 68334-30-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hydraulic-oil-20-mg-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_be718faf-9079-4ac1-b317-283efdff2336.png?v=1752923548</image:loc>
      <image:title>*Hydraulic Oil, 20 mg/mL In Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS51014 - Hydraulic Oil, 20 mg/mL In Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/lacquer-thinner-20-mg-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e5412874-4e4e-4866-af5c-d62451fca0e9.png?v=1752923552</image:loc>
      <image:title>*Lacquer Thinner, 20 mg/mL In Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS51015 - Lacquer Thinner, 20 mg/mL In Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fuel-oil-diesel-100mg-ml-in-methylene-chloride-low-sulphur-grade-cas-68334-30-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6520887b-863d-4b35-9f64-4e773e924cd5.png?v=1752923556</image:loc>
      <image:title>*#2 Fuel Oil Diesel, 100mg/mL In Methylene Chloride, Low Sulphur Grade, CAS # 68334-30-5, 1 mL</image:title>
      <image:caption>Image of ABS51017 - #2 Fuel Oil Diesel, 100mg/mL In Methylene Chloride, Low Sulphur Grade, CAS # 68334-30-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fuel-oil-diesel-low-sulphur-grade-100-mg-ml-in-methylene-chloride-cas-68334-30-5-10-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0f520324-092f-4418-a5b8-8f0b2016e215.png?v=1752923559</image:loc>
      <image:title>*#2 Fuel Oil Diesel, Low Sulphur Grade, 100 mg/mL in Methylene Chloride, CAS # 68334-30-5, 10 mL</image:title>
      <image:caption>Image of ABS51017B - #2 Fuel Oil Diesel, Low Sulphur Grade, 100 mg/mL in Methylene Chloride, CAS # 68334-30-5, 10 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mineral-spirits-20-mg-ml-in-methylene-chloride-cas-8020-83-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1124856f-4c18-446b-ad7f-43a1041150d2.png?v=1752923563</image:loc>
      <image:title>*Mineral Spirits, 20 mg/mL In Methylene Chloride, CAS # 8020-83-5, 1 mL</image:title>
      <image:caption>Image of ABS51018 - Mineral Spirits, 20 mg/mL In Methylene Chloride, CAS # 8020-83-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/naphtha-20-mg-ml-in-methylene-chloride-cas-8030-30-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1618abf5-7242-4937-9694-a80c253c18f9.png?v=1752923567</image:loc>
      <image:title>*Naphtha, 20 mg/mL In Methylene Chloride, CAS # 8030-30-6, 1 mL</image:title>
      <image:caption>Image of ABS51019 - Naphtha, 20 mg/mL In Methylene Chloride, CAS # 8030-30-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fuel-oil-home-heating-20-mg-ml-in-methylene-chloride-low-sulphur-grade-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7768590c-2fda-4cb1-9afa-46cab2057272.png?v=1752923571</image:loc>
      <image:title>*#2 Fuel Oil (Home Heating), 20 mg/mL In Methylene Chloride, Low Sulphur Grade, 1 mL</image:title>
      <image:caption>Image of ABS51020 - #2 Fuel Oil (Home Heating), 20 mg/mL In Methylene Chloride, Low Sulphur Grade, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/kerosene-k2-20-mg-ml-in-methylene-chloride-cas-8008-20-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e0050385-aad8-4724-bb2e-cdea93b26c3b.png?v=1752923574</image:loc>
      <image:title>*Kerosene K2, 20 mg/mL In Methylene Chloride, CAS # 8008-20-6, 1 mL</image:title>
      <image:caption>Image of ABS51022 - Kerosene K2, 20 mg/mL In Methylene Chloride, CAS # 8008-20-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turpentine-20-mg-ml-in-methylene-chloride-cas-8006-64-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fe1de770-5433-4842-bd40-e9112ba0a76e.png?v=1752923578</image:loc>
      <image:title>*Turpentine, 20 mg/mL In Methylene Chloride, CAS # 8006-64-2, 1 mL</image:title>
      <image:caption>Image of ABS51024 - Turpentine, 20 mg/mL In Methylene Chloride, CAS # 8006-64-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/stoddard-solvent-20-mg-ml-in-methylene-chloride-cas-8052-41-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f981d7a0-710a-4b21-b35c-29e44281a433.png?v=1752923582</image:loc>
      <image:title>*Stoddard Solvent, 20 mg/mL In Methylene Chloride, CAS # 8052-41-3, 1 mL</image:title>
      <image:caption>Image of ABS51025 - Stoddard Solvent, 20 mg/mL In Methylene Chloride, CAS # 8052-41-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sae-10w-40-motor-oil-20-mg-ml-in-methylene-chloride-cas-64742-65-0-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_7648acb8-974e-4ad0-9907-f0058afad293.png?v=1752923585</image:loc>
      <image:title>*SAE 10W-40 Motor Oil, 20 mg/mL In Methylene Chloride, CAS # 64742-65-0, 100 mL</image:title>
      <image:caption>Image of ABS51034 - SAE 10W-40 Motor Oil, 20 mg/mL In Methylene Chloride, CAS # 64742-65-0, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sae-10w-40-motor-oil-20-mg-ml-in-methylene-chloride-cas-64742-65-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_48b26940-1367-44cb-aa63-54fb81ac0708.png?v=1752923589</image:loc>
      <image:title>*SAE 10W-40 Motor Oil, 20 mg/mL In Methylene Chloride, CAS # 64742-65-0, 1 mL</image:title>
      <image:caption>Image of ABS51034A - SAE 10W-40 Motor Oil, 20 mg/mL In Methylene Chloride, CAS # 64742-65-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sae-40-motor-oil-20-mg-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6e77158d-137a-4170-b146-dde9434648b7.png?v=1752923593</image:loc>
      <image:title>*SAE 40 Motor Oil, 20 mg/mL In Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS51040 - SAE 40 Motor Oil, 20 mg/mL In Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sae-50-motor-oil-20-mg-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a3e8ec88-9fae-4a4f-ad1f-62de9ea0baf9.png?v=1752923597</image:loc>
      <image:title>*SAE 50 Motor Oil, 20 mg/mL In Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS51050 - SAE 50 Motor Oil, 20 mg/mL In Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/column-evaluation-mix-astm-d-5134-7-components-varied-wt-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3279c56b-14a5-4db6-9576-7df7f02dc8b9.png?v=1752923600</image:loc>
      <image:title>*Column Evaluation Mix ASTM D-5134, 7 Components, Varied Wt%, 1 mL</image:title>
      <image:caption>Image of ABS51120 - Column Evaluation Mix ASTM D-5134, 7 Components, Varied Wt%, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fuel-oil-diesel-50-weathered-20-mg-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_60a86a7f-c55d-45fc-8afb-593dafeb303b.png?v=1752923604</image:loc>
      <image:title>*#2 Fuel Oil (Diesel) - 50% Weathered, 20 mg/mL In Methylene Chloride, CAS # 68334-30-5, 1 mL</image:title>
      <image:caption>Image of ABS51165 - #2 Fuel Oil (Diesel) - 50% Weathered, 20 mg/mL In Methylene Chloride, CAS # 68334-30-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sae-10w-30-motor-oil-20-mg-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fc552a03-b96c-4642-bbac-442ed741c5b8.png?v=1752923608</image:loc>
      <image:title>*SAE 10W-30 Motor Oil, 20 mg/mL In Methylene Chloride, CAS # 64742-62-7, 1 mL</image:title>
      <image:caption>Image of ABS51185 - SAE 10W-30 Motor Oil, 20 mg/mL In Methylene Chloride, CAS # 64742-62-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sae-30-motor-oil-100mg-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_eab36e74-a471-4733-91dc-223779ea9c13.png?v=1752923612</image:loc>
      <image:title>*SAE 30 Motor Oil, 100mg/mL In Methylene Chloride, CAS # 64742-62-7, 1 mL</image:title>
      <image:caption>Image of ABS51186 - SAE 30 Motor Oil, 100mg/mL In Methylene Chloride, CAS # 64742-62-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/crude-oil-duri-100mg-ml-in-methylene-chloride-cas-8002-05-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7d00ecd1-dcb7-41ea-b93b-6786bd3d022d.png?v=1752923616</image:loc>
      <image:title>*Crude Oil, Duri, 100mg/mL In Methylene Chloride, CAS # 8002-05-9, 1 mL</image:title>
      <image:caption>Image of ABS51216 - Crude Oil, Duri, 100mg/mL In Methylene Chloride, CAS # 8002-05-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/crude-oil-mina-100mg-ml-in-methylene-chloride-cas-8002-05-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f03a51d3-48ea-4e64-ba1e-c5effd75b171.png?v=1752923620</image:loc>
      <image:title>*Crude Oil, Mina, 100mg/mL In Methylene Chloride, CAS # 8002-05-9, 1 mL</image:title>
      <image:caption>Image of ABS51217 - Crude Oil, Mina, 100mg/mL In Methylene Chloride, CAS # 8002-05-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/crude-oil-ans-100mg-ml-in-methylene-chloride-cas-8002-05-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_91909c23-dec0-489f-bc5e-a6b2eb71f1bf.png?v=1752923624</image:loc>
      <image:title>*Crude Oil, ANS, 100mg/mL In Methylene Chloride, CAS # 8002-05-9, 1 mL</image:title>
      <image:caption>Image of ABS51218 - Crude Oil, ANS, 100mg/mL In Methylene Chloride, CAS # 8002-05-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/supplemental-icp-mix-2-5-components-100-ug-ml-in-2-hcl-water-4-x-25-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_a9a83058-202c-41c6-b8c5-2018063c68d6.png?v=1752923628</image:loc>
      <image:title>*Supplemental ICP Mix #2, 5 Components, 100 µg/mL in 2% HCl / Water, 4 x 25 mL</image:title>
      <image:caption>Image of ABS51338 - Supplemental ICP Mix #2, 5 Components, 100 µg/mL in 2% HCl / Water, 4 x 25 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/antimony-sb-1000-ug-ml-in-5-hno3-0-1-hf-cas-7440-36-0-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_4d7f8157-7340-4dbb-93b3-a7f963fd7694.png?v=1752923632</image:loc>
      <image:title>*Antimony (Sb), 1000 µg/mL in 5% HNO3 / 0.1% HF, CAS # 7440-36-0, 100 mL</image:title>
      <image:caption>Image of ABS51397 - Antimony (Sb), 1000 µg/mL in 5% HNO3 / 0.1% HF, CAS # 7440-36-0, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cod-calibration-standard-potassium-hydrogen-phthalate-200-mg-o2-l-in-water-cas-877-24-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_6e05fb41-4607-4ffa-baea-bb01f0a4d143.png?v=1752923636</image:loc>
      <image:title>*COD Calibration Standard, Potassium Hydrogen Phthalate, 200 mg O2 / L in Water, CAS # 877-24-7, 100 mL</image:title>
      <image:caption>Image of ABS51621 - COD Calibration Standard, Potassium Hydrogen Phthalate, 200 mg O2 / L in Water, CAS # 877-24-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-0-0-ntu-in-astm-type-1-water-cas-9003-70-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_02ac1c11-ff11-4d86-bc04-a15ef337188a.png?v=1752923641</image:loc>
      <image:title>*Turbidity Standard (0.0 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:title>
      <image:caption>Image of ABS52000A - Turbidity Standard (0.0 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/drinking-water-standards-kit-includes-primary-and-secondary-drinking-water-metals-2-x-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_8b80682f-5ac2-46b3-8286-e568b04439bc.png?v=1752923644</image:loc>
      <image:title>*Drinking Water Standards Kit, 2 Components, Varied µg/mL in 2%-HNO3/Water, 2 x 100mL</image:title>
      <image:caption>Image of ABS52074 - Drinking Water Standards Kit, 2 Components, Varied µg/mL in 2%-HNO3/Water, 2 x 100mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/primary-drinking-water-metals-8-components-varied-ug-ml-in-2-hno3-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_c8d0ac29-746f-4b3c-8d9f-864beeaf7aaa.png?v=1752923648</image:loc>
      <image:title>*Primary Drinking Water Metals, 8 Components, Varied µg/mL in 2%-HNO3 / Water, 100 mL</image:title>
      <image:caption>Image of ABS52075 - Primary Drinking Water Metals, 8 Components, Varied µg/mL in 2%-HNO3 / Water, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/secondary-drinking-water-metals-4-components-varied-ug-ml-in-2-hno3-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_cd1e5786-bf33-4aa6-84c5-a8149070f6b9.png?v=1752923652</image:loc>
      <image:title>*Secondary Drinking Water Metals, 4 Components, Varied µg/mL in 2%-HNO3 / Water, 100 mL</image:title>
      <image:caption>Image of ABS52076 - Secondary Drinking Water Metals, 4 Components, Varied µg/mL in 2%-HNO3 / Water, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/multi-element-solution-1-10-ug-ml-in-5-hno3-water-100ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_8ec286a4-f88b-4cee-9868-1dabcc6407a8.png?v=1752923656</image:loc>
      <image:title>*Multi-Element Solution 1, 29 Components, 10 µg/mL in 5%-HNO3 / Water, 100mL</image:title>
      <image:caption>Image of ABS52133 - Multi-Element Solution 1, 29 Components, 10 µg/mL in 5%-HNO3 / Water, 100mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/water-activity-0-250-aw-in-water-humidity-13-41mol-licl-kg-h2o-cas-7447-41-8-3-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_53ca392d-433e-4fe9-9be7-8f064339fbd4.png?v=1752923659</image:loc>
      <image:title>*Water Activity - 0.250 AW in Water, (Humidity) 13.41mol LiCl / kg H2O, CAS # 7447-41-8, 3 mL</image:title>
      <image:caption>Image of ABS52342 - Water Activity - 0.250 AW in Water, (Humidity) 13.41mol LiCl / kg H2O, CAS # 7447-41-8, 3 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/water-activity-0-500-aw-in-water-humidity-8-57mol-licl-kg-h2o-cas-7447-41-8-3-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2bf5cc93-58c5-4b52-b64f-9211fdfc1d94.png?v=1752923663</image:loc>
      <image:title>*Water Activity - 0.500 AW in Water, (Humidity) 8.57mol LiCl / kg H2O, CAS # 7447-41-8, 3 mL</image:title>
      <image:caption>Image of ABS52343 - Water Activity - 0.500 AW in Water, (Humidity) 8.57mol LiCl / kg H2O, CAS # 7447-41-8, 3 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/water-activity-0-760-aw-in-water-humidity-6-00mol-nacl-kg-h2-cas-7647-14-5-3-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f946ab7f-72bf-4164-bdb4-6368c68df7c4.png?v=1752923667</image:loc>
      <image:title>*Water Activity - 0.760 AW in Water, (Humidity) 6.00mol NaCl / kg H2, CAS # 7647-14-5, 3 mL</image:title>
      <image:caption>Image of ABS52344 - Water Activity - 0.760 AW in Water, (Humidity) 6.00mol NaCl / kg H2, CAS # 7647-14-5, 3 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-0-0-ntu-in-astm-type-1-water-cas-9003-70-7-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_db82293c-5f9d-484b-944e-3e6702a1ed09.png?v=1752923671</image:loc>
      <image:title>*Turbidity Standard (0.0 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 500 mL</image:title>
      <image:caption>Image of ABS53000A - Turbidity Standard (0.0 NTU) in ASTM Type 1 Water, CAS # 9003-70-7, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/multi-element-solution-1-10-ug-ml-in-5-hno3-water-500ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_fab82bb6-d807-49ff-a49d-2e7ded58cc49.png?v=1752923675</image:loc>
      <image:title>*Multi-Element Solution 1, 29 Components, 10 µg/mL in 5% HNO3 / Water, 500mL</image:title>
      <image:caption>Image of ABS53133 - Multi-Element Solution 1, 29 Components, 10 µg/mL in 5% HNO3 / Water, 500mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/simple-cyanide-cn-1000-ug-ml-in-in-tr-naoh-water-cas-151-50-8-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7387d14b-1751-478c-89bf-ab0f831ce90e.png?v=1752923679</image:loc>
      <image:title>*Simple Cyanide (CN-), 1000 µg/mL in in Tr. NaOH / Water, CAS # 151-50-8, 500 mL</image:title>
      <image:caption>Image of ABS54012 - Simple Cyanide (CN-), 1000 µg/mL in in Tr. NaOH / Water, CAS # 151-50-8, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorate-clo3-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_3b3e20fb-7357-41bb-91bc-05836d406b8c.png?v=1752923683</image:loc>
      <image:title>*Chlorate (ClO3-), 1000µg/mL in Water, CAS # 7775-09-9, 100 mL</image:title>
      <image:caption>Image of ABS54110 - Chlorate (ClO3-), 1000µg/mL in Water, CAS # 7775-09-9, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfide-s-1000-ug-ml-in-water-cas-1313-84-4-3-x-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_71c12ff4-6ac6-4a73-b7c1-04e4f7fbbd58.png?v=1752923500</image:loc>
      <image:title>Sulfide (S), 1000 µg/mL in Water, CAS # 1313-84-4, 3 x 20 mL</image:title>
      <image:caption>Image of ABS54139 - Sulfide (S), 1000µg/mL in Water, CAS # 1313-84-4, 3 x 20mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromide-br-100-ug-ml-in-water-cas-7647-15-6-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_941494b1-0d3c-4549-b425-beefe03ca5f2.png?v=1752923504</image:loc>
      <image:title>*Bromide (Br-), 100 µg/mL in Water, CAS # 7647-15-6, 100 mL</image:title>
      <image:caption>Image of ABS54145 - Bromide (Br-), 100 µg/mL in Water, CAS # 7647-15-6, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/organic-nutrients-tkn-as-n-total-phosphorus-as-p-1000-ug-ml-in-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_7f815642-808a-4f1d-8603-65993ce5e0f7.png?v=1752923509</image:loc>
      <image:title>*Organic Nutrients, 2 Components, 1000 µg/mL in Water, 100 mL</image:title>
      <image:caption>Image of ABS54152 - Organic Nutrients, 2 Components, 1000 µg/mL in Water, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-inorganic-nutrients-1000-ug-ml-in-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_492ba394-a8f6-4dc4-8ae4-3d84810f6e8d.png?v=1752923513</image:loc>
      <image:title>Inorganic Nutrients, 3 Components, 1000 µg/mL In Water, 100 mL</image:title>
      <image:caption>Image of ABS54153 - Inorganic Nutrients, 3 Components, 1000 µg/mL In Water, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/inorganic-nutrients-nh4-as-n-no3-as-n-orthophosphate-as-p-1000-ug-ml-in-water-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_4ddbb091-80de-4c19-95f0-0372fe9f0543.png?v=1752923517</image:loc>
      <image:title>Inorganic Nutrients, NH4 as N, NO3 as N, Orthophosphate as P, 1000 µg/mL In Water, Internal QC Practice PT</image:title>
      <image:caption>Image of ABS54153IN - Inorganic Nutrients, NH4 as N, NO3 as N, Orthophosphate as P, 1000 µg/mL In Water, Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sodium-butyrate-c3h7co2-1000-ug-ml-in-water-cas-156-54-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_c4b6f9d8-df49-4092-a685-4ebf9c327835.png?v=1752923521</image:loc>
      <image:title>*Sodium Butyrate (C3H7CO2-), 1000 µg/mL in Water, CAS # 156-54-7, 100 mL</image:title>
      <image:caption>Image of ABS54187 - Sodium Butyrate (C3H7CO2-), 1000 µg/mL in Water, CAS # 156-54-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ammonia-as-n-1000-ug-ml-in-water-cas-12125-02-9-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_2bab6b7d-8f2a-4569-9e69-65a305dd9812.png?v=1752923525</image:loc>
      <image:title>*Ammonia as N, 1000 µg/mL in Water, CAS # 12125-02-9, 500 mL</image:title>
      <image:caption>Image of ABS54213 - Ammonia as N, 1000 µg/mL in Water, CAS # 12125-02-9, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/color-500-color-units-in-10-hcl-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_7fc145af-17a6-4196-becd-d3548d135bea.png?v=1752923529</image:loc>
      <image:title>*Color, 500 Color Units in 10% HCl / Water, 100 mL</image:title>
      <image:caption>Image of ABS54255 - Color, 500 Color Units in 10% HCl / Water, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mbas-alkyl-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_e397a4e4-0c6f-40f0-bb64-0ab5f81065d0.png?v=1752923534</image:loc>
      <image:title>*MBAS - Alkyl, 1000µg/mL in Water, CAS # 151-21-3, 20 mL</image:title>
      <image:caption>Image of ABS54270 - MBAS - Alkyl, 1000µg/mL in Water, CAS # 151-21-3, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tin-sn-100-ug-ml-in-2-hno3-water-cas-16919-24-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_160811cb-4535-48d1-afe0-35e794e5b84f.png?v=1752923538</image:loc>
      <image:title>*Tin (Sn), 100 µg/mL in 2% HNO3 / Water, CAS # 16919-24-7, 100 mL</image:title>
      <image:caption>Image of ABS54283 - Tin (Sn), 100 µg/mL in 2% HNO3 / Water, CAS # 16919-24-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mbas-alkyl-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_d3c9446d-9aee-4405-b10e-701e19ffca57.png?v=1752923542</image:loc>
      <image:title>*MBAS - Alkyl, 1000µg/mL in Water, CAS # 151-21-3, 100 mL</image:title>
      <image:caption>Image of ABS54370 - MBAS - Alkyl, 1000µg/mL in Water, CAS # 151-21-3, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fluoride-f-1000-ug-ml-in-water-cas-7681-49-4-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_28d421b5-6a76-4797-9974-da975624805e.png?v=1752923546</image:loc>
      <image:title>*Fluoride (F-), 1000 µg/mL in Water, CAS # 7681-49-4, 500 mL</image:title>
      <image:caption>Image of ABS54502 - Fluoride (F-), 1000 µg/mL in Water, CAS # 7681-49-4, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetic-acid-c2h4o2-1000-ug-ml-in-water-cas-64-19-7-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_5a0e8744-3375-42bc-9af8-cbbe4dab75d2.png?v=1752923549</image:loc>
      <image:title>Acetic Acid (C2H4O2), 1000 µg/mL in Water, CAS # 64-19-7, 500 mL</image:title>
      <image:caption>Image of ABS54516 - Acetic Acid (C2H4O2), 1000 µg/mL in Water, CAS # 64-19-7, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenol-1000-ug-ml-in-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_5122ac69-a375-4df4-8f80-626c2a25dec8.png?v=1752923553</image:loc>
      <image:title>Phenol, 1000 µg/mL In Water, CAS # 108-95-2, 100 mL</image:title>
      <image:caption>Image of ABS54532 - Phenol, 1000 µg/mL In Water, CAS # 108-95-2, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/500-color-units-in-10-hcl-water-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_1e3a8306-2165-4d75-ae7d-8b7e316350eb.png?v=1752923557</image:loc>
      <image:title>*Color, 500 Color Units in 10% HCl / Water, 500 mL</image:title>
      <image:caption>Image of ABS54555 - Color, 500 Color Units in 10% HCl / Water, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nitrite-no2-as-n-100-ug-ml-in-water-cas-7632-00-0-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_54476625-ede7-442a-a209-814b9e7a490d.png?v=1752923561</image:loc>
      <image:title>*Nitrite (NO2-) as N, 100 µg/mL in Water, CAS # 7632-00-0, 500 mL</image:title>
      <image:caption>Image of ABS54559 - Nitrite (NO2-) as N, 100 µg/mL in Water, CAS # 7632-00-0, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ammonia-as-n-10-000-ug-ml-in-water-cas-12125-02-9-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_674dcfb0-0dc3-47d3-bab6-3509791d4ee3.png?v=1752923565</image:loc>
      <image:title>*Ammonia as N, 10,000 µg/mL in Water, CAS # 12125-02-9, 100 mL</image:title>
      <image:caption>Image of ABS54613A - Ammonia as N, 10,000 µg/mL in Water, CAS # 12125-02-9, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ws-trace-elements-1-qta-single-blind-20ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_5c1578ad-daf0-4bc9-a524-4c0e48d7d937.png?v=1752923569</image:loc>
      <image:title>*WS Trace Elements, #1, QTA, Single Blind, 20mL</image:title>
      <image:caption>Image of ABS55012QTA - WS Trace Elements, #1, QTA, Single Blind, 20mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-dmrqa-trace-elements-pt-varied-conc-in-5-hno3-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_e354ab70-8414-4131-baf3-f67e5b07fc7e.png?v=1752923573</image:loc>
      <image:title>*WP &amp; DMRQA Trace Elements PT, Varied conc. in 5%-HNO3 / Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55024IN - WP &amp; DMRQA Trace Elements PT, Varied conc. in 5%-HNO3 / Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-trace-elements-pt-varied-conc-in-5-hno3-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_693d59b7-2acb-4394-9891-20d5ef3a22b2.png?v=1752923576</image:loc>
      <image:title>*WP Trace Elements PT, Varied conc. in 5% HNO3 / Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55025IN - WP Trace Elements PT, Varied conc. in 5% HNO3 / Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-conductance-25-c-pt-varied-umho-cm-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_369f6518-f385-44b9-92bd-0c7b49c92855.png?v=1752923580</image:loc>
      <image:title>*WP Conductance @ 25°C PT, Varied µmho/cm in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55026IN - WP Conductance @ 25°C PT, Varied µmho/cm in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-dmrqa-nutrients-1-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_d8985625-74a4-46f5-b3fd-5e0178f0c8c7.png?v=1752923584</image:loc>
      <image:title>*WP &amp; DMRQA Nutrients #1 PT, Varied Conc. in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55035IN - WP &amp; DMRQA Nutrients #1 PT, Varied Conc. in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-dmrqa-phenolics-4aap-varied-concentrations-in-water-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_6f02de9d-abf0-44c1-8857-6ef76e825890.png?v=1752923588</image:loc>
      <image:title>WP &amp; DMRQA Phenolics (Total ) 4AAP PT, 6 Components, Varied Concentrations in Water, 20 mL</image:title>
      <image:caption>Image of ABS55038 - WP &amp; DMRQA Phenolics (Total ) 4AAP PT, 6 Components, Varied Concentrations in Water, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-dmrqa-phenolics-total-4aap-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_001faa86-0f64-4d1a-a162-f2485cc6f4ce.png?v=1752923592</image:loc>
      <image:title>*WP &amp; DMRQA Phenolics (Total ) 4AAP PT, Varied conc. In Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55038IN - WP &amp; DMRQA Phenolics (Total ) 4AAP PT, Varied conc. In Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-sulphide-nelac-additional-analyte-varied-concentrations-in-water-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_4cda8bf4-9f7a-4def-93be-7f24516b46be.png?v=1752923596</image:loc>
      <image:title>CWA Sulfide PT, 2 Components, Varied Concentrations in Water, 20 mL</image:title>
      <image:caption>Image of ABS55042 - CWA Sulfide PT, 2 Components, Varied Concentrations in Water, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-sulphide-in-water-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_77999a2d-b2c7-4dbe-bf01-37d9c096171a.png?v=1752923600</image:loc>
      <image:title>*CWA Sulphide In Water, Formal Pt Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55042EX2 - CWA Sulphide In Water, Formal Pt Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-sulphide-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_3da54627-f037-4ea8-992a-22d57ce6e332.png?v=1752923603</image:loc>
      <image:title>*CWA Sulphide PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55042IN - CWA Sulphide PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-dmrqa-demands-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_4dfe6406-1ce1-4788-a903-d2a020e3bfbd.png?v=1752923607</image:loc>
      <image:title>*WP &amp; DMRQA Demands PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55055IN - WP &amp; DMRQA Demands PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-ph-25-c-varied-in-water-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_0a415d2f-1d3d-4960-a8a7-c9e08b7d65a3.png?v=1752923612</image:loc>
      <image:title>WP pH @ 25°C PT, 2 Components, Varied Concentration in Water, 20 mL</image:title>
      <image:caption>Image of ABS55061 - WP pH @ 25°C PT, 2 Components, Varied Concentration in Water, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-ph-25-c-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_72318e49-cf01-45bf-b7ab-d66535c17496.png?v=1752923616</image:loc>
      <image:title>*WP pH @ 25°C PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55061IN - WP pH @ 25°C PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-dmrqa-nutrients-2-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_206ea13b-023f-4285-ab6f-7f04611738ff.png?v=1752923619</image:loc>
      <image:title>*WP &amp; DMRQA Nutrients #2 PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55064IN - WP &amp; DMRQA Nutrients #2 PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-dmrqa-total-cyanide-in-water-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_2132e590-6fef-4b6f-acab-0e3230a17470.png?v=1752923623</image:loc>
      <image:title>*WP &amp; DMRQA Total Cyanide in Water PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55065IN - WP &amp; DMRQA Total Cyanide in Water PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-oil-grease-tph-varied-concentration-in-acetone-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_9f0184ca-eeea-48b8-ba21-449cd3ec1867.png?v=1752923628</image:loc>
      <image:title>*WP Oil &amp; Grease + TPH, 3 Components, Varied Concentration in Acetone, 20 mL</image:title>
      <image:caption>Image of ABS55084 - WP Oil &amp; Grease + TPH, 3 Components, Varied Concentration in Acetone, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-oil-grease-tph-pt-varied-conc-in-acetone-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_d4598907-e29b-43ab-a8a7-0e3c3dcf6d87.png?v=1752923632</image:loc>
      <image:title>WP Oil &amp; Grease + TPH PT, Varied conc. in Acetone, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55084IN - WP Oil &amp; Grease + TPH PT, Varied conc. in Acetone, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/wp-oil-grease-tph-quick-turnaround-non-study-double-blind</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_4294f492-eb2f-43fa-880a-5882d9208a86.png?v=1752923635</image:loc>
      <image:title>WP Oil &amp; Grease + TPH Quick Turnaround Non-Study Double-Blind</image:title>
      <image:caption>Image of ABS55084QTA - WP Oil &amp; Grease + TPH Quick Turnaround Non-Study Double-Blind</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-solids-total-solids-tss-tds-pt-nelac-additional-analytes-varied-conc-internal-qc-practice-pt-neat</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6369bc98-a6dc-4ff0-9488-6c7b9ddb76e9.png?v=1752923640</image:loc>
      <image:title>*CWA Solids (Total Solids, TSS &amp; TDS) PT, Nelac Additional Analytes, Varied conc., Internal QC Practice PT, Neat</image:title>
      <image:caption>Image of ABS55085IN - CWA Solids (Total Solids, TSS &amp; TDS) PT, Nelac Additional Analytes, Varied conc., Internal QC Practice PT, Neat</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-metals-in-soil-mix-1-22-elements-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_27b71756-94e2-48ef-acbd-d615cbf0274e.png?v=1752923643</image:loc>
      <image:title>*RCRA Metals In Soil Mix #1, 22 Elements, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55102EX2 - RCRA Metals In Soil Mix #1, 22 Elements, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-metals-in-soil-mix-1-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7f03483b-1770-4a1e-a3f3-888d74563185.png?v=1752923647</image:loc>
      <image:title>*RCRA Metals In Soil Mix #1, Internal QC Practice PT</image:title>
      <image:caption>Image of ABS55102IN - RCRA Metals In Soil Mix #1, Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-metals-in-soil-mix-1-quick-turn-around-non-study-double-blinded-pt-samples</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a52b2998-8c66-4994-9430-17a0aaffa577.png?v=1752923651</image:loc>
      <image:title>*RCRA Metals In Soil Mix #1, Quick Turn Around Non-Study Double Blinded Pt Samples</image:title>
      <image:caption>Image of ABS55102QTA - RCRA Metals In Soil Mix #1, Quick Turn Around Non-Study Double Blinded Pt Samples</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-metals-in-soil-mix-2-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_55fe73ca-d98b-4fa9-92f5-2729486e2a56.png?v=1752923655</image:loc>
      <image:title>*RCRA Metals In Soil Mix #2, Formal Pt Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55103EX2 - RCRA Metals In Soil Mix #2, Formal Pt Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-metals-in-soil-mix-2-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d0ac24d3-3138-4ae1-8960-a078770b43c5.png?v=1752923659</image:loc>
      <image:title>*RCRA Metals In Soil Mix #2, Internal QC Practice PT</image:title>
      <image:caption>Image of ABS55103IN - RCRA Metals In Soil Mix #2, Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-metals-in-soil-mix-2-quick-turn-around-non-study-double-blinded-pt-samples</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e28a82ff-9936-44cd-b61b-4637927ac307.png?v=1752923662</image:loc>
      <image:title>*RCRA Metals In Soil Mix #2, Quick Turn Around Non-Study Double Blinded Pt Samples</image:title>
      <image:caption>Image of ABS55103QTA - RCRA Metals In Soil Mix #2, Quick Turn Around Non-Study Double Blinded Pt Samples</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-chromium-vi-in-soil-1-component-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b72fd69b-697c-4817-b05d-ff2cee69c860.png?v=1752923666</image:loc>
      <image:title>*RCRA Chromium Vi In Soil, 1 Component, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55104EX2 - RCRA Chromium Vi In Soil, 1 Component, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-cyanide-in-soil-1-component-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3fa5f87b-02bb-4b9b-b757-6782e0d27b2e.png?v=1752923670</image:loc>
      <image:title>*RCRA Cyanide In Soil, 1 Component, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55105EX2 - RCRA Cyanide In Soil, 1 Component, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tph-in-soil-method-418-1-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e0e0646a-a0ea-4d47-b72e-e19ad6de833e.png?v=1752923674</image:loc>
      <image:title>*TPH In Soil (Method 418.1), Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55120EX2 - TPH In Soil (Method 418.1), Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-flashpoint-ignitability-whole-volume-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_88ba2a05-e088-426f-ab6b-bfe1add649b0.png?v=1752923678</image:loc>
      <image:title>*RCRA FlashPoint/ Ignitability Whole Volume, Formal PT Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55126EX2 - RCRA FlashPoint/ Ignitability Whole Volume, Formal PT Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-corrosivity-in-soil-ph-determination-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_892b4d34-0737-4193-a4eb-69cb413013d9.png?v=1752923682</image:loc>
      <image:title>*RCRA Corrosivity In Soil, pH Determination, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55127EX2 - RCRA Corrosivity In Soil, pH Determination, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-nitrate-nitrite-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_15dfea4c-b232-4bfc-aec5-975d3ed92c84.png?v=1752923685</image:loc>
      <image:title>*CWA Nitrate &amp; Nitrite PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55130IN - CWA Nitrate &amp; Nitrite PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-anions-in-soil-6-components-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_73121b5b-9181-400d-985d-db3420f371d0.png?v=1752923689</image:loc>
      <image:title>*RCRA Anions In Soil, 6 Components, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55141EX2 - RCRA Anions In Soil, 6 Components, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rcra-nutrients-in-soil-4-components-whole-volume-pre-spiked-sample-formal-pt-study-april-15-may-30</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_14c2a05c-e33a-4a38-bbc5-86f7e85f3152.png?v=1752923693</image:loc>
      <image:title>*RCRA Nutrients In Soil, 4 Components, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:title>
      <image:caption>Image of ABS55142EX2 - RCRA Nutrients In Soil, 4 Components, Whole Volume Pre-Spiked Sample, Formal Pt Study, April 15 - May 30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-minerals-1-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_131b7fa0-b799-4490-83e0-3a28e8c1eca2.png?v=1752923688</image:loc>
      <image:title>*CWA Minerals #1 PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55144IN - CWA Minerals #1 PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cwa-minerals-2-pt-varied-conc-in-water-internal-qc-practice-pt-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_10c51b27-13af-439b-b116-963b243c2bf5.png?v=1752923691</image:loc>
      <image:title>*CWA Minerals #2 PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:title>
      <image:caption>Image of ABS55145IN - CWA Minerals #2 PT, Varied conc. in Water, Internal QC Practice PT, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ws-low-level-perchlorate-internal-qc-practice-pt</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_43c6a6a2-45be-43a9-a899-72cf2c977659.png?v=1752923697</image:loc>
      <image:title>*WS Low Level Perchlorate Internal QC Practice PT</image:title>
      <image:caption>Image of ABS55210IN - WS Low Level Perchlorate Internal QC Practice PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tclp-metals-in-soil-varied-concentrations-in-soil-100-gm</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fae1f917-e8f1-407c-a2d8-a945ae9a38e6.png?v=1752923702</image:loc>
      <image:title>*TCLP Metals In Soil, 12 Components, Varied Concentrations In Sand, 100 g</image:title>
      <image:caption>Image of ABS55211 - TCLP Metals In Soil, 12 Components, Varied Concentrations In Sand, 100 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/copper-cu-1000-ug-ml-in-2-hno3-water-cas-10031-43-3-4-x-25-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_dd8c9de1-3dde-46e7-8f3f-5acc1e00324f.png?v=1752923706</image:loc>
      <image:title>*Copper (Cu), 1000 µg/mL in 2% HNO3 / Water, CAS # 10031-43-3, 4 x 25 mL</image:title>
      <image:caption>Image of ABS56029 - Copper (Cu), 1000 µg/mL in 2% HNO3 / Water, CAS # 10031-43-3, 4 x 25 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/lithium-li-100-ug-ml-in-2-hno3-water-cas-7790-69-4-4-x-25-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_fd0f1249-453f-4bae-bfbb-769b85851c2a.png?v=1752923710</image:loc>
      <image:title>*Lithium (Li), 100 µg/mL in 2% HNO3 / Water, CAS # 7790-69-4, 4 x 25 mL</image:title>
      <image:caption>Image of ABS56203 - Lithium (Li), 100 µg/mL in 2% HNO3 / Water, CAS # 7790-69-4, 4 x 25 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/silver-ag-100-ug-ml-in-2-hno3-water-cas-7761-88-8-4-x-25-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_d041b0f4-ead8-495d-899a-327f9cf96e7d.png?v=1752923713</image:loc>
      <image:title>*Silver (Ag), 100 µg/mL in 2% HNO3 / Water, CAS # 7761-88-8, 4 x 25 mL</image:title>
      <image:caption>Image of ABS56247 - Silver (Ag), 100 µg/mL in 2% HNO3 / Water, CAS # 7761-88-8, 4 x 25 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mercury-hg-100-ug-ml-in-2-hno3-water-cas-7783-34-8-4-x-25-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_ea8b8f07-edee-4c0e-b126-9e1858e7eb39.png?v=1752923717</image:loc>
      <image:title>*Mercury (Hg), 100 µg/mL in 2% HNO3 / Water, CAS # 7783-34-8, 4 x 25 mL</image:title>
      <image:caption>Image of ABS56280 - Mercury (Hg), 100 µg/mL in 2% HNO3 / Water, CAS # 7783-34-8, 4 x 25 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thallium-tl-100-ug-ml-in-2-hno3-water-cas-7440-28-0-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_d163ca15-db14-4299-a600-112b070023fb.png?v=1752923721</image:loc>
      <image:title>*Thallium (Tl), 100 µg/mL in 2% HNO3 / Water, CAS # 7440-28-0, 100 mL</image:title>
      <image:caption>Image of ABS56281 - Thallium (Tl), 100 µg/mL in 2% HNO3 / Water, CAS # 7440-28-0, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/perchlorate-clo4-1000-ug-ml-in-water-cas-7601-89-0-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_79445d63-781a-4baf-b47d-5b0a9eab39fe.png?v=1752923725</image:loc>
      <image:title>*Perchlorate (ClO4-), 1000µg/mL in Water, CAS # 7601-89-0, 100 mL</image:title>
      <image:caption>Image of ABS57001 - Perchlorate (ClO4-), 1000µg/mL in Water, CAS # 7601-89-0, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/magnesium-mg-1000-ug-ml-in-2-hno3-water-cas-13446-18-9-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_ab87f0a4-59cf-48e0-9c88-e327366cb15e.png?v=1752923729</image:loc>
      <image:title>*Magnesium (Mg), 1000 µg/mL in 2% HNO3 / Water, CAS # 13446-18-9, 100 mL</image:title>
      <image:caption>Image of ABS57012 - Magnesium (Mg), 1000 µg/mL in 2% HNO3 / Water, CAS # 13446-18-9, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aluminum-al-1000-ug-ml-in-2-hno3-water-cas-7784-27-2-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_1ed83ff3-9bec-45c4-bd3e-279f9a848690.png?v=1752923732</image:loc>
      <image:title>*Aluminum (Al), 1000 µg/mL in 2% HNO3 / Water, CAS # 7784-27-2, 100 mL</image:title>
      <image:caption>Image of ABS57013 - Aluminum (Al), 1000 µg/mL in 2% HNO3 / Water, CAS # 7784-27-2, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/silicon-si-1000-ug-ml-in-2-hno3-water-cas-16919-19-0-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_331fc9ea-9d3e-4eea-8ea1-ceca77b22328.png?v=1752923736</image:loc>
      <image:title>*Silicon (Si), 1000 µg/mL in 2% HNO3 / Water, CAS # 16919-19-0, 100 mL</image:title>
      <image:caption>Image of ABS57014 - Silicon (Si), 1000 µg/mL in 2% HNO3 / Water, CAS # 16919-19-0, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/iron-fe-1000-ug-ml-in-2-hno3-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_0ad44e6f-7300-49e6-afd6-ce858e14e9b2.png?v=1752923740</image:loc>
      <image:title>*Iron (Fe), 1000 µg/mL In  2%-HNO3 / Water, CAS # 7782-61-8, 100 mL</image:title>
      <image:caption>Image of ABS57026 - Iron (Fe), 1000 µg/mL In 2%-HNO3 / Water, CAS # 7782-61-8, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/lead-pb-1000-ug-ml-in-2-hno3-water-cas-10099-74-8-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_021f101d-5d9b-4ef3-b18d-29fecef10eb9.png?v=1752923744</image:loc>
      <image:title>*Lead (Pb), 1000 µg/mL in 2% HNO3 / Water, CAS # 10099-74-8, 100 mL</image:title>
      <image:caption>Image of ABS57082 - Lead (Pb), 1000 µg/mL in 2% HNO3 / Water, CAS # 10099-74-8, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aluminum-al-10-mg-ml-in-2-hno3-water-cas-7784-27-2-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_5f0ff444-e443-4008-b82a-34d75e196afc.png?v=1752923747</image:loc>
      <image:title>*Aluminum (Al), 10 mg/mL in 2% HNO3 / Water, CAS # 7784-27-2, 100 mL</image:title>
      <image:caption>Image of ABS57113 - Aluminum (Al), 10 mg/mL in 2% HNO3 / Water, CAS # 7784-27-2, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/germanium-ge-100-ug-ml-in-2-hno3-water-cas-16962-47-3-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_51b00e08-333d-400c-82aa-81a6b5b26499.png?v=1752923751</image:loc>
      <image:title>*Germanium (Ge), 100 µg/mL in 2% HNO3 / Water, CAS # 16962-47-3, 100 mL</image:title>
      <image:caption>Image of ABS57232 - Germanium (Ge), 100 µg/mL in 2% HNO3 / Water, CAS # 16962-47-3, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/molybdenum-mo-100-ug-ml-in-2-hno3-tr-hf-cas-7439-98-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_8b19e85f-caef-46ed-9dee-4ab41e1b3249.png?v=1752923755</image:loc>
      <image:title>*Molybdenum (Mo), 100 µg/mL in 2% HNO3 / Tr. HF, CAS # 7439-98-7, 100 mL</image:title>
      <image:caption>Image of ABS57242X - Molybdenum (Mo), 100 µg/mL in 2% HNO3 / Tr. HF, CAS # 7439-98-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/silver-ag-100-ug-ml-in-2-hno3-water-cas-7761-88-8-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_832c9f24-ef84-4899-b420-3aa3d90686ef.png?v=1752923759</image:loc>
      <image:title>*Silver (Ag), 100 µg/mL in 2% HNO3 / Water, CAS # 7761-88-8, 100 mL</image:title>
      <image:caption>Image of ABS57247 - Silver (Ag), 100 µg/mL in 2% HNO3 / Water, CAS # 7761-88-8, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tantalum-ta-100-ug-ml-in-water-tr-hf-cas-12022-02-5-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_e22e093e-4f73-4fc8-8070-e1e67c2c6449.png?v=1752923762</image:loc>
      <image:title>*Tantalum (Ta), 100 µg/mL in Water / Tr. HF, CAS # 12022-02-5, 100 mL</image:title>
      <image:caption>Image of ABS57273 - Tantalum (Ta), 100 µg/mL in Water / Tr. HF, CAS # 12022-02-5, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/silver-ag-10-ug-ml-in-2-hno3-water-cas-7761-88-8-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_d7b5d14c-5251-4519-85f4-4d46ff57dc3c.png?v=1752923771</image:loc>
      <image:title>*Silver (Ag), 10 µg/mL in 2% HNO3 / Water, CAS # 7761-88-8, 100 mL</image:title>
      <image:caption>Image of ABS57747 - Silver (Ag), 10 µg/mL in 2% HNO3 / Water, CAS # 7761-88-8, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/arsenic-as-cas-7440-38-2-10-ug-ml-in-2-hno3-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_915200f5-e380-4f17-8c43-9f4d9b7ebefe.png?v=1752923774</image:loc>
      <image:title>*Arsenic (As), 10 µg/mL in 2% HNO3 / Water, CAS # 7440-38-2, 100 mL</image:title>
      <image:caption>Image of ABS57833 - Arsenic (As), 10 µg/mL in 2% HNO3 / Water, CAS # 7440-38-2, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mercury-hgii-cas-7783-34-8-10-ug-ml-in-in-2-hno3-water-3x20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_e64d3e2c-057a-4f81-b90a-52b56b35456e.png?v=1752923778</image:loc>
      <image:title>*Mercury (Hg(II)), 10 µg/mL In in 2% HNO3 / Water, CAS # 7783-34-8, 3 x 20 mL</image:title>
      <image:caption>Image of ABS57880 - Mercury (Hg(II)), CAS # 7783-34-8, 10 µg/mL In in 2% HNO3 / Water, 3x20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mercury-hg-1-0-ug-ml-in-2-hno3-water-cas-7783-34-8-3-x-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_9445dc6c-aa3c-4bd9-aaf7-69a183851211.png?v=1752923781</image:loc>
      <image:title>*Mercury (Hg), 1.0 µg/mL in 2% HNO3 / Water, CAS # 7783-34-8, 3 x 20 mL</image:title>
      <image:caption>Image of ABS57980 - Mercury (Hg), 1.0 µg/mL in 2% HNO3 / Water, CAS # 7783-34-8, 3 x 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/boron-b-1000-ug-ml-in-2-nh4oh-water-cas-10043-35-3-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_22483a76-93eb-40ea-9710-cd98b69e39cb.png?v=1752923786</image:loc>
      <image:title>*Boron (B), 1000 µg/mL in 2% NH4OH / Water, CAS # 10043-35-3, 500 mL</image:title>
      <image:caption>Image of ABS58005 - Boron (B), 1000 µg/mL in 2% NH4OH / Water, CAS # 10043-35-3, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/silicon-si-1000-ug-ml-in-2-hno3-water-cas-16919-19-0-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_edd92f2d-2897-405f-84ce-329001a5a3f9.png?v=1752923789</image:loc>
      <image:title>*Silicon (Si), 1000 µg/mL in 2% HNO3 / Water, CAS # 16919-19-0, 500 mL</image:title>
      <image:caption>Image of ABS58014 - Silicon (Si), 1000 µg/mL in 2% HNO3 / Water, CAS # 16919-19-0, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/manganese-mn-1000-ug-ml-in-2-hno3-water-cas-20694-39-7-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_bb1e1dd2-a548-414c-9093-c1839a53c26f.png?v=1752923794</image:loc>
      <image:title>*Manganese (Mn), 1000 µg/mL in 2% HNO3 / Water, CAS # 15710-66-4, 500 mL</image:title>
      <image:caption>Image of ABS58025 - Manganese (Mn), 1000 µg/mL in 2% HNO3 / Water, CAS # 15710-66-4, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/selenium-se-1000-ug-ml-in-2-hno3-water-cas-7782-49-2-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_5753be2f-ab5b-4cf6-8698-1c3aaa6d4ef6.png?v=1752923798</image:loc>
      <image:title>*Selenium (Se), 1000 µg/mL in 2% HNO3/Water, CAS # 7782-49-2, 500 mL</image:title>
      <image:caption>Image of ABS58034 - Selenium (Se), 1000 µg/mL in 2% HNO3/Water, CAS # 7782-49-2, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfide-s-1000-ug-ml-in-water-cas-1313-84-4-20-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_2dcfbeb4-8971-41bd-9176-cfcc0e307135.png?v=1752923802</image:loc>
      <image:title>*Sulfide (S), 1000 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:title>
      <image:caption>Image of ABS59145 - Sulfide (S), 1000 µg/mL in Water, CAS # 1313-84-4, 20 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ammonia-as-n-100-ug-ml-in-water-cas-12125-02-9-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_272a6e65-d586-4e92-9bef-9cdec90a38d8.png?v=1752923805</image:loc>
      <image:title>*Ammonia as N, 100 µg/mL in Water, CAS # 12125-02-9, 500 mL</image:title>
      <image:caption>Image of ABS59239 - Ammonia as N, 100 µg/mL in Water, CAS # 12125-02-9, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-1-0-ntu-in-astm-type-1-water-cas-9003-70-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_4a03a84f-6197-46d4-9b4e-66ee5ba09169.png?v=1752923810</image:loc>
      <image:title>*Turbidity Standard, 1.0 NTU in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:title>
      <image:caption>Image of ABS59290 - Turbidity Standard, 1.0 NTU in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-1-0-ntu-in-astm-type-1-water-cas-9003-70-7-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_5426b4bb-f0c1-4b8c-b898-41eb6b80fed1.png?v=1752923814</image:loc>
      <image:title>*Turbidity Standard, 1.0 NTU in ASTM Type 1 Water, CAS # 9003-70-7, 500 mL</image:title>
      <image:caption>Image of ABS59290A - Turbidity Standard, 1.0 NTU in ASTM Type 1 Water, CAS # 9003-70-7, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/perchlorate-clo4-2000-ug-l-in-water-cas-7601-89-0-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_0700d261-4ecd-42c3-ae4d-9004caf620ae.png?v=1752923817</image:loc>
      <image:title>*Perchlorate (ClO4-), 2000 µg/L In Water, CAS # 7601-89-0, 100 mL</image:title>
      <image:caption>Image of ABS59345 - Perchlorate (ClO4-), 2000 µg/L In Water, CAS # 7601-89-0, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/uv-254-absorbance-doc-dissolved-organic-carbon-1000-ug-ml-in-water-cas-877-24-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_a09b0dce-d5b2-4c46-9bb6-b09dc8bb9aa9.png?v=1752923822</image:loc>
      <image:title>*UV 254 Absorbance / DOC (Dissolved Organic Carbon), 2 Components, 1000 µg/mL in Water, 100 mL</image:title>
      <image:caption>Image of ABS59366 - UV 254 Absorbance / DOC (Dissolved Organic Carbon), 2 Components, 1000 µg/mL in Water, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/metals-mix-4-10-ug-l-in-2-hno3-water-cas-10022-68-1-4-x-25-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_e609a94c-7baa-4910-b6a5-9c64fe3f1aee.png?v=1752923826</image:loc>
      <image:title>*Metals Mix #4, 10 µg/L in 2% HNO3 / Water,  CAS # 10022-68-1, 4x25 mL</image:title>
      <image:caption>Image of ABS59398 - Metals Mix #4, 10 µg/L in 2% HNO3 / Water, CAS # 10022-68-1, 4x25 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thiosulfate-s2o32-1000-ug-ml-in-water-cas-7772-98-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_05043d22-c6a5-4f0b-bc27-b73c95a63d70.png?v=1752923829</image:loc>
      <image:title>*Thiosulfate (S2O32-), 1000 µg/mL in Water, CAS # 7772-98-7, 100 mL</image:title>
      <image:caption>Image of ABS59414 - Thiosulfate (S2O32-), 1000 µg/mL in Water, CAS # 7772-98-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thiocyanate-scn-1000-ug-ml-in-water-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_335ae532-7785-4c1e-8192-f9c2d769c5c0.png?v=1752923833</image:loc>
      <image:title>*Thiocyanate (SCN-), 1000 µg/mL in Water, 100 mL</image:title>
      <image:caption>Image of ABS59415 - Thiocyanate (SCN-), 1000 µg/mL in Water, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-10-ntu-in-astm-type-1-water-cas-9003-70-7-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_ca127fce-2fe0-4b86-a78d-3dae9967415a.png?v=1752923837</image:loc>
      <image:title>*Turbidity Standard, 10 NTU in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:title>
      <image:caption>Image of ABS59840 - Turbidity Standard, 10 NTU in ASTM Type 1 Water, CAS # 9003-70-7, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/turbidity-standard-10-ntu-in-astm-type-1-water-cas-9003-70-7-500-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Single_20Clear_20Ampoul_20-_20Generic_20No_20Text_201280x1280_a08d6330-d1fb-4eef-a59a-56035afd8ca3.png?v=1752923841</image:loc>
      <image:title>*Turbidity Standard, 10 NTU in ASTM Type 1 Water, CAS # 9003-70-7, 500 mL</image:title>
      <image:caption>Image of ABS59840A - Turbidity Standard, 10 NTU in ASTM Type 1 Water, CAS # 9003-70-7, 500 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutrals-extractables-mix-1-misa-25-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fe62c273-3e3c-4b60-94e9-5ff8220e9493.png?v=1752923845</image:loc>
      <image:title>*Base/Neutrals Extractables Mix #1 - MISA, 25 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS60026 - Base/Neutrals Extractables Mix #1 - MISA, 25 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutrals-extractables-mix-2-misa-4-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_05c84bd3-b818-4112-a63a-9860bb4580e0.png?v=1752923849</image:loc>
      <image:title>*Base/Neutrals Extractables Mix #2 - MISA, 4 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS60027 - Base/Neutrals Extractables Mix #2 - MISA, 4 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutrals-extractables-mix-3-misa-5-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_cbff6ce3-f76f-4caa-aa6a-b9c084f4a5c4.png?v=1752923852</image:loc>
      <image:title>*Base/Neutrals Extractables Mix #3 - MISA, 5 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS60028 - Base/Neutrals Extractables Mix #3 - MISA, 5 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acid-extractables-misa-20-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6818c011-bcc9-4103-b974-ba23c9496dac.png?v=1752923856</image:loc>
      <image:title>*Acid Extractables - MISA, 20 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS60030 - Acid Extractables - MISA, 20 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/non-halogenated-volatiles-misa-7-components-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5f53abca-67ac-4f76-92b6-0112658016ac.png?v=1752923860</image:loc>
      <image:title>*Non-Halogenated Volatiles - MISA, 7 Components, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS60032 - Non-Halogenated Volatiles - MISA, 7 Components, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/canadian-drinking-water-carbamates-mix-5-components-100-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_22d4cf0f-1878-42ee-8676-1bd4f3ead7c3.png?v=1752923864</image:loc>
      <image:title>*Canadian Drinking Water Carbamates Mix, 5 Components, 100 µg/mL In Methanol, 1 mL</image:title>
      <image:caption>Image of ABS60038 - Canadian Drinking Water Carbamates Mix, 5 Components, 100 µg/mL In Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/canadian-atlantic-rbca-eph-standard-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fc497e98-de38-4270-8e21-ee35536035e8.png?v=1752923867</image:loc>
      <image:title>*Canadian Atlantic RBCA EPH Standard, 11 Components, 1000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS60041 - Canadian Atlantic RBCA EPH Standard, 11 Components, 1000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trifluralin-100-ug-ml-in-acetone-cas-1582-09-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_df4ba2d7-6945-46bd-bdc3-4035bffe087a.png?v=1752923871</image:loc>
      <image:title>*Trifluralin, 100 µg/mL in Acetone, CAS # 1582-09-8, 1 mL</image:title>
      <image:caption>Image of ABS64051 - Trifluralin, 100 µg/mL in Acetone, CAS # 1582-09-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/smoke-taint-panel-1000-ug-ml-in-ethanol-8-components-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2cd281cd-ba21-49a3-a565-b07411c3148e.png?v=1752923875</image:loc>
      <image:title>*Smoke Taint Panel, 8 Components, 1000 µg/mL in Ethanol, 1 mL</image:title>
      <image:caption>Image of ABS64066 - Smoke Taint Panel, 8 Components, 1000 µg/mL in Ethanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ochratoxin-a-from-petromyces-albertensis-1-ug-ml-in-acetonitrile-cas-303-47-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c447cf85-a6d3-44ae-b627-275823787bab.png?v=1752923698</image:loc>
      <image:title>*Ochratoxin A (from Petromyces albertensis), 1 µg/mL in Acetonitrile, CAS # 303-47-9, 1 mL</image:title>
      <image:caption>Image of ABS64103 - Ochratoxin A (from Petromyces albertensis), 1 µg/mL in Acetonitrile, CAS # 303-47-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cannabis-terpenes-standard-1000-ug-ml-in-isopropanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_82691b88-288b-4b1f-8535-5f64f979da53.png?v=1752923703</image:loc>
      <image:title>*Cannabis Terpenes Standard Rev. 1, 22 Components, 1000 µg/mL in Isopropanol, 1 mL</image:title>
      <image:caption>Image of ABS64169 - Cannabis Terpenes Standard Rev. 1, 22 Components, 1000 µg/mL in Isopropanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/california-residual-solvents-in-hemp-oil-matrix-22-components-100-ug-g-in-hemp-oil-2-ml-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3589772a-55d9-49b7-9de7-0b374862bf8b.png?v=1752923707</image:loc>
      <image:title>*California Residual Solvents in Hemp Oil Matrix, 22 Components, 100 µg/g in Hemp Oil, 2 mL</image:title>
      <image:caption>Image of ABS64311 - California Residual Solvents in Hemp Oil Matrix, 22 Components, 100 µg/g in Hemp Oil, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyrethrum-100-ug-ml-in-ethanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b36756ec-3759-452a-8f92-c8b35c894f3f.png?v=1752923711</image:loc>
      <image:title>*Pyrethrum, 100 µg/mL in Ethanol, CAS # 8003-34-7, 1 mL</image:title>
      <image:caption>Image of ABS64353 - Pyrethrum, 100 µg/mL in Ethanol, CAS # 8003-34-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/formaldehyde-1000-ug-ml-in-water-cas-50-00-0-100-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_cbda2476-fa9b-4ca1-a516-12c62812e94c.png?v=1752923715</image:loc>
      <image:title>*Formaldehyde, 1000 µg/mL in Water, CAS # 50-00-0, 100 mL</image:title>
      <image:caption>Image of ABS64373 - Formaldehyde, 1000 µg/mL in Water, CAS # 50-00-0, 100 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diazinon-100-ug-ml-in-methanol-cas-333-41-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_92668003-6d8c-4852-a6ab-3a4d5283b0dc.png?v=1752923719</image:loc>
      <image:title>*Diazinon, 100 µg/mL in Methanol, CAS # 333-41-5, 1 mL</image:title>
      <image:caption>Image of ABS64685 - Diazinon, 100 µg/mL in Methanol, CAS # 333-41-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-trichlorobenzene-100-ug-ml-in-methanol-cas-108-70-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9a4daaf3-f1c0-4fec-aee6-bb822757a911.png?v=1752923723</image:loc>
      <image:title>*1,3,5-Trichlorobenzene, 100 µg/mL in Methanol, CAS # 108-70-3, 1 mL</image:title>
      <image:caption>Image of ABS65231 - 1,3,5-Trichlorobenzene, 100 µg/mL in Methanol, CAS # 108-70-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propane-5000-ug-ml-in-1-2-4-trimethylbenzene-cas-74-98-6-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8452a006-afd9-49b0-af34-8789c151b54c.png?v=1752923727</image:loc>
      <image:title>*Propane, 5000 µg/mL in 1,2,4-trimethylbenzene, CAS # 74-98-6, 2 mL</image:title>
      <image:caption>Image of ABS65242 - Propane, 5000 µg/mL in 1,2,4-trimethylbenzene, CAS # 74-98-6, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butane-5000-ug-ml-in-1-2-4-trimethylbenzene-cas-106-97-8-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d86a18a9-407d-45a9-aef0-55b81ed7bd26.png?v=1752923731</image:loc>
      <image:title>*n-Butane, 5000 µg/mL in 1,2,4-trimethylbenzene, CAS # 106-97-8, 2 mL</image:title>
      <image:caption>Image of ABS65243 - n-Butane, 5000 µg/mL in 1,2,4-trimethylbenzene, CAS # 106-97-8, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-methylpropane-5000-ug-ml-in-1-2-4-trimethylbenzene-cas-75-28-5-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e96f544b-c6ed-49c2-a826-953ab1de27c9.png?v=1752923735</image:loc>
      <image:title>*2-Methylpropane, 5000 µg/mL in 1,2,4-trimethylbenzene, CAS # 75-28-5, 2 mL</image:title>
      <image:caption>Image of ABS65244 - 2-Methylpropane, 5000 µg/mL in 1,2,4-trimethylbenzene, CAS # 75-28-5, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/flavonoids-calibration-mix-1000-ug-ml-in-dmso-9-components-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_709011f2-1ec1-483b-9457-914435228ab1.png?v=1752923739</image:loc>
      <image:title>*Flavonoids Calibration Mix, 1000 µg/mL in DMSO, 9 Components, 1 mL</image:title>
      <image:caption>Image of ABS65334 - Flavonoids Calibration Mix, 1000 µg/mL in DMSO, 9 Components, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-1633-pfcs-calibration-standard-rev-1-0-2-ug-ml-in-in-methanol-1-mm-koh-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_770ab905-4335-46a7-84cb-9df57518d6cb.png?v=1752923743</image:loc>
      <image:title>*Method 1633 - PFC Calibration Standard Rev 2.0, 40 Components, 2 µg/mL in Methanol(1 mM KOH), 1 mL</image:title>
      <image:caption>Image of ABS65735 - Method 1633 - PFC Calibration Standard Rev 2.0, 40 Components, 2 µg/mL in Methanol(1 mM KOH), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pfc-s-eurlpfas-usfdafts-calibration-30-components-2-ug-ml-in-methanol-1-mm-koh-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a4004579-4fdd-421a-b420-a759bbb539aa.png?v=1752923747</image:loc>
      <image:title>*PFC’s EURL(PFAS)-USFDA(FTS) Calibration, 30 Components, 2 µg/mL in Methanol (1 mM KOH), 1 mL</image:title>
      <image:caption>Image of ABS65947 - PFC’s EURL(PFAS)-USFDA(FTS) Calibration, 30 Components, 2 µg/mL in Methanol (1 mM KOH), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/complex-sugars-7-components-100-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3b58d5b3-c34a-40e9-8412-2569ed94d94d.png?v=1752923751</image:loc>
      <image:title>*Complex Sµgars, 7 Components 100 µg/mL In Water, 1 mL</image:title>
      <image:caption>Image of ABS67025 - Complex Sµgars, 7 Components 100 µg/mL In Water, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butane-5000-ug-ml-in-n-n-dimethylacetamide-cas-106-97-8-2ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9494de71-a756-45da-b0f3-be880f94578e.png?v=1752923755</image:loc>
      <image:title>*n-Butane 5000 µg/mL in N,N-dimethylacetamide, CAS # 106-97-8, 2mL</image:title>
      <image:caption>Image of ABS67156 - n-Butane 5000 µg/mL in N,N-dimethylacetamide, CAS # 106-97-8, 2mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutrals-extractables-mix-1-misa-24-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_78e670b6-5ef0-44ed-b645-52aa75f1d142.png?v=1752923798</image:loc>
      <image:title>*Base/Neutrals Extractables Mix #1 - MISA, 24 Components 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS70001 - Base/Neutrals Extractables Mix #1 - MISA, 24 Components 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutrals-extractables-mix-2-misa-3-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f7bce26a-2541-4b66-9b37-b1f916547e27.png?v=1752923802</image:loc>
      <image:title>*Base/Neutrals Extractables Mix #2 - MISA, 3 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS70002 - Base/Neutrals Extractables Mix #2 - MISA, 3 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutrals-extractables-mix-4-misa-6-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_344a88f2-22c0-4081-88ae-d705420e4938.png?v=1752923805</image:loc>
      <image:title>*Base/Neutrals Extractables Mix #4 - MISA, 6 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS70004 - Base/Neutrals Extractables Mix #4 - MISA, 6 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/neutral-chlorinated-extractables-misa-12-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_65b8eb7c-56c0-48db-8e9b-0b17fdbfeb0c.png?v=1752923809</image:loc>
      <image:title>*Neutral Chlorinated Extractables - MISA, 12 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS70006 - Neutral Chlorinated Extractables - MISA, 12 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aniline-1000-ug-ml-in-methylene-chloride-cas-62-53-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_257a2726-6d0a-4bfe-b015-47ea8eba3680.png?v=1752923813</image:loc>
      <image:title>*Aniline, 1000 µg/mL in Methylene Chloride, CAS # 62-53-3, 1 mL</image:title>
      <image:caption>Image of ABS70011 - Aniline, 1000 µg/mL in Methylene Chloride, CAS # 62-53-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aniline-d5-1000-ug-ml-in-methanol-cas-4165-61-1-absolute-standards-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2b1093b3-38bc-49fd-9615-a9e533e88b6c.png?v=1752923817</image:loc>
      <image:title>*Aniline-d5, 1000 µg/mL in Methanol, CAS # 4165-61-1, Absolute Standards, 1 mL</image:title>
      <image:caption>Image of ABS70012 - Aniline-d5, 1000 µg/mL in Methanol, CAS # 4165-61-1, Absolute Standards, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/anthracene-d10-1000-ug-ml-in-methylene-chloride-cas-01719-06-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ebc285dc-ce6c-49e0-aea3-a57b828c42e3.png?v=1752923821</image:loc>
      <image:title>*Anthracene-d10, 1000 µg/mL in Methylene Chloride, CAS # 01719-06-8, 1 mL</image:title>
      <image:caption>Image of ABS70014 - Anthracene-d10, 1000 µg/mL in Methylene Chloride, CAS # 01719-06-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzidine-1000-ug-ml-in-methanol-cas-92-87-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d7df6aae-2cd5-498f-8b9a-4b2bca402bf7.png?v=1752923825</image:loc>
      <image:title>*Benzidine, 1000 µg/mL In Methanol, CAS # 92-87-5, 1 mL</image:title>
      <image:caption>Image of ABS70027 - Benzidine, 1000 µg/mL In Methanol, CAS # 92-87-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzoaanthracene-d12-1000-ug-ml-in-methylene-chloride-cas-1718-53-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9af14b4f-af39-4293-bd2c-82c1e1bb3a88.png?v=1752923828</image:loc>
      <image:title>*Benzo(a)anthracene-d12, 1000 µg/mL in Methylene Chloride, CAS # 1718-53-2, 1 mL</image:title>
      <image:caption>Image of ABS70029 - Benzo(a)anthracene-d12, 1000 µg/mL in Methylene Chloride, CAS # 1718-53-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzoic-acid-1000-ug-ml-in-methanol-cas-65-85-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_faf605d9-a192-43e0-ab62-d2d333745bae.png?v=1752923832</image:loc>
      <image:title>*Benzoic acid, 1000 µg/mL in Methanol, CAS # 65-85-0, 1 mL</image:title>
      <image:caption>Image of ABS70034 - Benzoic acid, 1000 µg/mL in Methanol, CAS # 65-85-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzyl-butyl-phthalate-1000-ug-ml-in-methanol-cas-85-68-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7171456d-60f7-4f13-b405-437c9acb3849.png?v=1752923836</image:loc>
      <image:title>*Benzyl butyl phthalate, 1000 µg/mL in Methanol, CAS # 85-68-7, 1 mL</image:title>
      <image:caption>Image of ABS70036 - Benzyl butyl phthalate, 1000 µg/mL in Methanol, CAS # 85-68-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromoform-1000-ug-ml-in-methanol-cas-75-25-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8ba823ca-4d77-45b2-bfaf-b0961f6bc440.png?v=1752923840</image:loc>
      <image:title>*Bromoform, 1000 µg/mL in Methanol, CAS # 75-25-2, 1 mL</image:title>
      <image:caption>Image of ABS70049 - Bromoform, 1000 µg/mL in Methanol, CAS # 75-25-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromomethane-1000-ug-ml-in-methanol-cas-74-83-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_51253ebf-bfc9-44e7-bcb0-22c47a946a45.png?v=1752923844</image:loc>
      <image:title>*Bromomethane, 1000 µg/mL in Methanol, CAS # 74-83-9, 1 mL</image:title>
      <image:caption>Image of ABS70050 - Bromomethane, 1000 µg/mL in Methanol, CAS # 74-83-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chloroethyl-vinyl-ether-1000-ug-ml-in-methanol-cas-110-75-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9178ee6c-f670-4e0d-b243-0302aa177ae5.png?v=1752923848</image:loc>
      <image:title>*2-Chloroethyl vinyl ether, 1000 µg/mL in Methanol, CAS # 110-75-8, 1 mL</image:title>
      <image:caption>Image of ABS70074 - 2-Chloroethyl vinyl ether, 1000 µg/mL in Methanol, CAS # 110-75-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chloronaphthalene-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_21497b20-1a54-4a65-b86e-ae8880261639.png?v=1752923853</image:loc>
      <image:title>*2-Chloronaphthalene,1000 µg/mL In Methanol, CAS # 91-58-7, 1 mL</image:title>
      <image:caption>Image of ABS70081 - 2-Chloronaphthalene,1000 µg/mL In Methanol, CAS # 91-58-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chrysene-d12-1000-ug-ml-in-methylene-chloride-cas-1719-03-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5dc9164a-bae8-4743-b731-e7252583a09e.png?v=1752923857</image:loc>
      <image:title>*Chrysene-d12, 1000 µg/mL in Methylene Chloride, CAS # 1719-03-5, 1 mL</image:title>
      <image:caption>Image of ABS70092 - Chrysene-d12, 1000 µg/mL in Methylene Chloride, CAS # 1719-03-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-ddt-1000-ug-ml-in-methanol-cas-789-02-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_69a7052f-6628-4102-92b5-c9602213cf3a.png?v=1752923861</image:loc>
      <image:title>*2,4’-DDT, 1000 µg/mL in Methanol, CAS # 789-02-6, 1 mL</image:title>
      <image:caption>Image of ABS70102 - 2,4’-DDT, 1000 µg/mL in Methanol, CAS # 789-02-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diazinon-1000-ug-ml-in-methanol-cas-333-41-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fe008c81-9c0a-43e2-a06d-af3e5fdd41be.png?v=1752923865</image:loc>
      <image:title>*Diazinon, 1000 µg/mL in Methanol, CAS # 333-41-5, 1 mL</image:title>
      <image:caption>Image of ABS70108 - Diazinon, 1000 µg/mL in Methanol, CAS # 333-41-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibenza-hacridine-1000-ug-ml-in-methylene-chloride-cas-226-36-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_da41380d-7d5a-40b5-927c-5517105a312f.png?v=1752923869</image:loc>
      <image:title>*Dibenz(a,h)acridine, 1000 µg/mL in Methylene Chloride, CAS # 226-36-8,  1 mL</image:title>
      <image:caption>Image of ABS70109 - Dibenz(a,h)acridine, 1000 µg/mL in Methylene Chloride, CAS # 226-36-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibenzoa-epyrene-1000-ug-ml-in-methylene-chloride-cas-192-65-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_726ad3b3-510d-465e-baca-976151c7f5a2.png?v=1752923873</image:loc>
      <image:title>*Dibenzo(a,e)pyrene, 1000 µg/mL 	in Methylene Chloride, CAS # 192-65-4, 1 mL</image:title>
      <image:caption>Image of ABS70111 - Dibenzo(a,e)pyrene, 1000 µg/mL 	in Methylene Chloride, CAS # 192-65-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/desethylatrazine-1000-ug-ml-in-acetone-cas-6190-65-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2a806b4b-c38e-4384-b5d8-6d0513c95821.png?v=1752923888</image:loc>
      <image:title>*Desethylatrazine, 1000 µg/mL in Acetone, CAS # 6190-65-4, 1 mL</image:title>
      <image:caption>Image of ABS70124 - Desethylatrazine, 1000 µg/mL in Acetone, CAS # 6190-65-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlorodifluoromethane-1000-ug-ml-in-methanol-cas-75-71-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ba7459e0-f7b2-4ef3-abfc-206dbec05723.png?v=1752923891</image:loc>
      <image:title>*Dichlorodifluoromethane, 1000 µg/mL in Methanol, CAS # 75-71-8, 1 mL</image:title>
      <image:caption>Image of ABS70134 - Dichlorodifluoromethane, 1000 µg/mL in Methanol, CAS # 75-71-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlorvos-1000-ug-ml-in-methanol-cas-62-73-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_060a6bee-68e8-476b-8e57-3b30ba4053e9.png?v=1752923895</image:loc>
      <image:title>*Dichlorvos, 1000 µg/mL in Methanol, CAS # 62-73-7, 1 mL</image:title>
      <image:caption>Image of ABS70151 - Dichlorvos, 1000 µg/mL in Methanol, CAS # 62-73-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diethyl-ether-1000-ug-ml-in-methanol-cas-60-29-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_190a6425-4132-4998-80fb-e72ab780c667.png?v=1752923899</image:loc>
      <image:title>*Diethyl ether, 1000 µg/mL in Methanol, CAS # 60-29-7, 1 mL</image:title>
      <image:caption>Image of ABS70153 - Diethyl ether, 1000 µg/mL in Methanol, CAS # 60-29-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/endrin-1000-ug-ml-in-toluene-cas-72-20-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2edc0465-ed03-4c41-ac40-2419244a14a3.png?v=1752923903</image:loc>
      <image:title>*Endrin, 1000 µg/mL in Toluene, CAS # 72-20-8, 1 mL</image:title>
      <image:caption>Image of ABS70170 - Endrin, 1000 µg/mL in Toluene, CAS # 72-20-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/etridiazole-1000-ug-ml-in-methanol-cas-2593-15-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b03d6d49-2363-4344-8302-5af707aa68a0.png?v=1752923880</image:loc>
      <image:title>*Etridiazole, 1000 µg/mL In Methanol, CAS # 2593-15-9, 1 mL</image:title>
      <image:caption>Image of ABS70180 - Etridiazole, 1000 µg/mL In Methanol, CAS # 2593-15-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexachloroethane-1000-ug-ml-in-methanol-cas-67-72-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d2b8fd05-f7c9-4085-8b38-63a2bb921d2b.png?v=1752923885</image:loc>
      <image:title>*Hexachloroethane, 1000 µg/mL in Methanol, CAS # 67-72-1, 1 mL</image:title>
      <image:caption>Image of ABS70199 - Hexachloroethane, 1000 µg/mL in Methanol, CAS # 67-72-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-isopropyl-toluene-1000-ug-ml-in-methanol-cas-99-87-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0befc5d4-f6ca-4955-9ba2-6e1947cd28c7.png?v=1752923888</image:loc>
      <image:title>*p-Isopropyl toluene, 1000 µg/mL in Methanol, CAS # 99-87-6, 1 mL</image:title>
      <image:caption>Image of ABS70204 - p-Isopropyl toluene, 1000 µg/mL in Methanol, CAS # 99-87-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-methylnaphthalene-1000-ug-ml-in-methanol-cas-91-57-6-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_77d5a810-9a10-48a5-b8d5-c8558cfebdb8.png?v=1752923892</image:loc>
      <image:title>*2-Methylnaphthalene,1000 µg/mL In Methanol, CAS # 91-57-6, mL</image:title>
      <image:caption>Image of ABS70214 - 2-Methylnaphthalene,1000 µg/mL In Methanol, CAS # 91-57-6, mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-nitroaniline-1000-ug-ml-in-methanol-cas-99-09-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_554ef414-16ce-49ac-b48d-c50629d5cee3.png?v=1752923896</image:loc>
      <image:title>*3-Nitroaniline, 1000 µg/mL In Methanol, CAS # 99-09-2, 1 mL</image:title>
      <image:caption>Image of ABS70226 - 3-Nitroaniline, 1000 µg/mL In Methanol, CAS # 99-09-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachlorophenol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e905322e-f76e-4c90-9d3b-4bbb4b8707f9.png?v=1752923900</image:loc>
      <image:title>*Pentachlorophenol, 1000 µg/mL In Methanol, CAS # 87-86-5. 1 mL</image:title>
      <image:caption>Image of ABS70243 - Pentachlorophenol, 1000 µg/mL In Methanol, CAS # 87-86-5. 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/perylene-d12-1000-ug-ml-in-methylene-chloride-cas-1520-96-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_61abfd7d-42b9-430e-bc6e-c78152f4ec60.png?v=1752923904</image:loc>
      <image:title>*Perylene-d12, 1000 µg/mL in Methylene Chloride, CAS # 1520-96-3, 1 mL</image:title>
      <image:caption>Image of ABS70247 - Perylene-d12, 1000 µg/mL in Methylene Chloride, CAS # 1520-96-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenanthrene-d10-cas-1517-22-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_071c180c-53af-43f2-bcce-8f6f32512cec.png?v=1752923909</image:loc>
      <image:title>*Phenanthrene-d10, 1000µg/mL in Methylene Chloride, CAS # 1517-22-2, 1 mL</image:title>
      <image:caption>Image of ABS70249 - Phenanthrene-d10, 1000µg/mL in Methylene Chloride, CAS # 1517-22-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propazine-1000-ug-ml-in-acetone-cas-139-40-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_568f5eb3-190b-46f3-aa03-3e75ea15fd47.png?v=1752923913</image:loc>
      <image:title>*Propazine, 1000 µg/mL in Acetone, CAS # 139-40-2, 1 mL</image:title>
      <image:caption>Image of ABS70257 - Propazine, 1000 µg/mL in Acetone, CAS # 139-40-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-terphenyl-d14-1000-ug-ml-in-methylene-chlorde-cas-1718-51-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d1e02044-c687-45f4-b007-af8f0de86e92.png?v=1752923917</image:loc>
      <image:title>*P-Terphenyl-D14, 1000 µg/mL in Methylene Chloride, CAS # 1718-51-0, 1 mL</image:title>
      <image:caption>Image of ABS70272 - P-Terphenyl-D14, 1000 µg/mL in Methylene Chloride, CAS # 1718-51-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/toluene-cas-108-88-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_95c691c8-facc-4d4f-a0b7-51e1aa398f8c.png?v=1752923921</image:loc>
      <image:title>*Toluene, 1000 µg/mL in Methanol CAS # 108-88-3, 1 mL</image:title>
      <image:caption>Image of ABS70281 - Toluene, 1000 µg/mL in Methanol CAS # 108-88-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/toluene-d8-1000-ug-ml-in-methanol-cas-2037-26-5-absolute-standards-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f126a239-5e6a-41fe-a545-d3bf05f20684.png?v=1752923925</image:loc>
      <image:title>*Toluene-d8, 1000 µg/mL in Methanol, CAS # 2037-26-5, ABS, 1 mL</image:title>
      <image:caption>Image of ABS70282 - Toluene-d8, 1000 µg/mL in Methanol, CAS # 2037-26-5, ABS, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichlorobenzene-1000-ug-ml-in-methanol-cas-87-61-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_eb5faf85-2d32-4d11-bcc2-f242ec213554.png?v=1752923929</image:loc>
      <image:title>*1,2,3-Trichlorobenzene, 1000 µg/mL in Methanol, CAS # 87-61-6, 1 mL</image:title>
      <image:caption>Image of ABS70288 - 1,2,3-Trichlorobenzene, 1000 µg/mL in Methanol, CAS # 87-61-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroethene-1000-ug-ml-in-methanol-cas-79-01-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9fe49a81-486a-4c96-a11f-ce26d7bb72bf.png?v=1752923933</image:loc>
      <image:title>*Trichloroethene, 1000 µg/mL in Methanol, CAS # 79-01-6, 1 mL</image:title>
      <image:caption>Image of ABS70293 - Trichloroethene, 1000 µg/mL in Methanol, CAS # 79-01-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichlorofluoromethane-1000-ug-ml-in-methanol-cas-75-69-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_09c22555-4084-4ef4-9c52-910a6f580842.png?v=1752923937</image:loc>
      <image:title>*Trichlorofluoromethane, 1000 µg/mL in Methanol, CAS # 75-69-4, 1 mL</image:title>
      <image:caption>Image of ABS70294 - Trichlorofluoromethane, 1000 µg/mL in Methanol, CAS # 75-69-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-trimethylbenzene-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8359303c-2469-4fb3-9584-49908196517e.png?v=1752923941</image:loc>
      <image:title>*1,3,5-Trimethylbenzene 1000 µg/mL In Methanol, CAS # 108-67-8, 1 mL</image:title>
      <image:caption>Image of ABS70301 - 1,3,5-Trimethylbenzene 1000 µg/mL In Methanol, CAS # 108-67-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triphenyl-phosphate-1000-ug-ml-in-methanol-cas-115-86-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_82a2b688-5d27-4f4f-9ded-7869eee893b2.png?v=1752923946</image:loc>
      <image:title>*Triphenyl phosphate, 1000 µg/mL In Methanol, CAS # 115-86-6, 1 mL</image:title>
      <image:caption>Image of ABS70302 - Triphenyl phosphate, 1000 µg/mL In Methanol, CAS # 115-86-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/5-nitroacenaphthene-1000-ug-ml-in-methylene-chloride-cas-602-87-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a669f0dc-a639-46f3-8eeb-f041eb7b7537.png?v=1752923949</image:loc>
      <image:title>*5-Nitroacenaphthene, 1000 µg/mL in Methylene Chloride, CAS # 602-87-9, 1 mL</image:title>
      <image:caption>Image of ABS70309 - 5-Nitroacenaphthene, 1000 µg/mL in Methylene Chloride, CAS # 602-87-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/camphene-1000-ug-ml-in-hexane-cas-5794-04-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4bf9fe75-a34f-4011-a598-a7f68b5db821.png?v=1752923953</image:loc>
      <image:title>*Camphene, 1000 µg/mL in Hexane, CAS # 5794-04-7, 1 mL</image:title>
      <image:caption>Image of ABS70310 - Camphene, 1000 µg/mL in Hexane, CAS # 5794-04-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-chloronaphthalene-1000-ug-ml-in-methanol-cas-90-13-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c238ecaf-6b76-4b05-a774-3e947f0ac9e2.png?v=1752923957</image:loc>
      <image:title>*1-Chloronaphthalene, 1000 µg/mL in Methanol, CAS # 90-13-1, 1 mL</image:title>
      <image:caption>Image of ABS70311 - 1-Chloronaphthalene, 1000 µg/mL in Methanol, CAS # 90-13-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/indole-1000-ug-ml-in-methylene-chloride-cas-00120-72-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_03f06092-01f8-4212-92a4-19db6347dd9b.png?v=1752923961</image:loc>
      <image:title>*Indole, 1000 µg/mL in Methylene Chloride, CAS # 120-72-9, 1 mL</image:title>
      <image:caption>Image of ABS70312 - Indole, 1000 µg/mL in Methylene Chloride, CAS # 120-72-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-methylnaphthalene-1000-ug-ml-in-methanol-cas-90-12-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a71a0819-8c84-4760-9c3d-937c476f132f.png?v=1752923965</image:loc>
      <image:title>*1-Methylnaphthalene, 1000 µg/mL in Methanol, CAS # 90-12-0, 1 mL</image:title>
      <image:caption>Image of ABS70313 - 1-Methylnaphthalene, 1000 µg/mL in Methanol, CAS # 90-12-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/allyl-chloride-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_73dfefaa-7abb-4b6a-aab2-3d51b5483131.png?v=1752923969</image:loc>
      <image:title>*Allyl Chloride, 1000 µg/mL In Methanol, CAS # 107-05-1,  1 mL</image:title>
      <image:caption>Image of ABS70325 - Allyl Chloride, 1000 µg/mL In Methanol, CAS # 107-05-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chlorophenol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f1c7c58d-fabd-4854-bf99-f16f7239aaf0.png?v=1752923972</image:loc>
      <image:title>*4-Chlorophenol, 1000 µg/mL In Methanol, CAS # 106-48-9, 1 mL</image:title>
      <image:caption>Image of ABS70344 - 4-Chlorophenol, 1000 µg/mL In Methanol, CAS # 106-48-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/quinoline-cas-91-22-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9c9ed156-8a47-468d-8abe-c5718ee563f6.png?v=1752923977</image:loc>
      <image:title>*Quinoline, 1000 µg/mL in Methylene Chloride, CAS # 91-22-5, 1 mL</image:title>
      <image:caption>Image of ABS70353 - Quinoline, 1000 µg/mL in Methylene Chloride, CAS # 91-22-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dicyclohexyl-phthalate-1000-ug-ml-in-methanol-cas-84-61-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_48141493-c424-4de1-85a8-6a191bffcbd2.png?v=1752923981</image:loc>
      <image:title>*Dicyclohexyl phthalate, 1000 µg/mL in Methanol, CAS # 84-61-7, 1 mL</image:title>
      <image:caption>Image of ABS70359 - Dicyclohexyl phthalate, 1000 µg/mL in Methanol, CAS # 84-61-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/resorcinol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a6ecae05-3218-4adf-9b26-d9b6eb9877bc.png?v=1752923984</image:loc>
      <image:title>*Resorcinol, 1000 µg/mL In Methanol, CAS # 108-46-3. 1 mL</image:title>
      <image:caption>Image of ABS70360 - Resorcinol, 1000 µg/mL In Methanol, CAS # 108-46-3. 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-dimethylaminoazobenzene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e00ae4ef-5f2c-4368-ae7f-c61a3e0cc590.png?v=1752923988</image:loc>
      <image:title>*4-Dimethylaminoazobenzene, 1000 µg/mL In Methanol, CAS # 60-11-7, 1 mL</image:title>
      <image:caption>Image of ABS70365 - 4-Dimethylaminoazobenzene, 1000 µg/mL In Methanol, CAS # 60-11-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/furan-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1981e984-73c9-401a-b935-6d4ffcd78cde.png?v=1752923992</image:loc>
      <image:title>*Furan, 1000 µg/mL In Methanol, CAS # 110-00-9, 1 mL</image:title>
      <image:caption>Image of ABS70389 - Furan, 1000 µg/mL In Methanol, CAS # 110-00-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-trichlorobenzene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_71c34c38-13ff-47f2-b38d-608043d0db6a.png?v=1752923996</image:loc>
      <image:title>*1,3,5-Trichlorobenzene, 1000 µg/mL in Methanol, CAS # 108-70-3, 1 mL</image:title>
      <image:caption>Image of ABS70409 - 1,3,5-Trichlorobenzene, 1000 µg/mL in Methanol, CAS # 108-70-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/7-12-dimethylbenza-anthracene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_524c6dab-4383-433c-80d0-7fd841ec5ea8.png?v=1752924000</image:loc>
      <image:title>*7,12-Dimethylbenz(A) Anthracene, 1000 µg/mL in Methylene Chloride, CAS # 57-97-6, 1 mL</image:title>
      <image:caption>Image of ABS70411 - 7,12-Dimethylbenz(A) Anthracene, 1000 µg/mL in Methylene Chloride, CAS # 57-97-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triethylamine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6db37c51-f2cb-49e2-a93b-59ab0c8c1953.png?v=1752924004</image:loc>
      <image:title>*Triethylamine, 1000 µg/mL in Methanol, CAS # 121-44-8, 1 mL</image:title>
      <image:caption>Image of ABS70417 - Triethylamine, 1000 µg/mL in Methanol, CAS # 121-44-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1268-1000-ug-ml-in-isooctane-cas-11100-14-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9722abe4-752e-46a6-b785-5665c0e63a5f.png?v=1752924008</image:loc>
      <image:title>*Aroclor 1268, 1000 µg/mL in Isooctane, CAS # 11100-14-4, 1 mL</image:title>
      <image:caption>Image of ABS70426 - Aroclor 1268, 1000 µg/mL in Isooctane, CAS # 11100-14-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butyl-acetate-1000-ug-ml-in-methanol-cas-123-86-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_99f92beb-b3cd-436e-b072-876ad42df2f5.png?v=1752924012</image:loc>
      <image:title>*n-Butyl acetate, 1000 µg/mL in Methanol, CAS # 123-86-4, 1 mL</image:title>
      <image:caption>Image of ABS70440 - n-Butyl acetate, 1000 µg/mL in Methanol, CAS # 123-86-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isobutanol-1000-ug-ml-in-methanol-cas-78-83-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_072ceea2-4fd2-4961-81ab-0be8a0ad3a2b.png?v=1752924015</image:loc>
      <image:title>*Isobutanol, 1000 µg/mL in Methanol, CAS # 78-83-1, 1 mL</image:title>
      <image:caption>Image of ABS70445 - Isobutanol, 1000 µg/mL in Methanol, CAS # 78-83-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachloroethane-1000-ug-ml-in-methanol-cas-76-01-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7d378ede-a52c-4a7f-9860-aa3fa44b209f.png?v=1752924019</image:loc>
      <image:title>*Pentachloroethane, 1000 µg/mL in Methanol, CAS # 76-01-7, 1 mL</image:title>
      <image:caption>Image of ABS70450 - Pentachloroethane, 1000 µg/mL in Methanol, CAS # 76-01-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butanol-1000-ug-ml-in-methanol-cas-71-36-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b7744774-2ab2-477e-930c-2e9aced78f12.png?v=1752924023</image:loc>
      <image:title>*n-Butanol, 1000 µg/mL in Methanol, CAS # 71-36-3, 1 mL</image:title>
      <image:caption>Image of ABS70453 - n-Butanol, 1000 µg/mL in Methanol, CAS # 71-36-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-nitropropane-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_381e2993-9c22-472a-88f2-d95511a8b502.png?v=1752924027</image:loc>
      <image:title>*2-Nitropropane, 1000 µg/mL In Methanol, CAS # 79-46-9. 1 mL</image:title>
      <image:caption>Image of ABS70461 - 2-Nitropropane, 1000 µg/mL In Methanol, CAS # 79-46-9. 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethyl-acetate-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c3feb1b6-b8f9-4809-95d5-a6599dd516fa.png?v=1752924031</image:loc>
      <image:title>*Ethyl Acetate, 1000 µg/mL In Methanol, CAS # 141-78-6 1 mL</image:title>
      <image:caption>Image of ABS70464 - Ethyl Acetate, 1000 µg/mL In Methanol, CAS # 141-78-6 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorophenylacetic-acid-methyl-ester-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_131937b0-6529-477a-bfd3-563f1d6fe539.png?v=1752924035</image:loc>
      <image:title>*2,4-Dichlorophenylacetic Acid Methyl Ester 1000 µg/mL In MtBE, CAS # 55954-23-9, 1 mL</image:title>
      <image:caption>Image of ABS70468 - 2,4-Dichlorophenylacetic Acid Methyl Ester 1000 µg/mL In MtBE, CAS # 55954-23-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/perylene-1000-ug-ml-in-methylene-chloride-cas-198-55-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fe529f54-ea23-4502-b030-3ba1845ab68c.png?v=1752924039</image:loc>
      <image:title>*Perylene, 1000 µg/mL in Methylene Chloride, CAS # 198-55-0, 1 mL</image:title>
      <image:caption>Image of ABS70471 - Perylene, 1000 µg/mL in Methylene Chloride, CAS # 198-55-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-2-trichlorotrifluoroethane-1000-ug-ml-in-methanol-cas-76-13-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8607eb63-e933-4edc-976d-096380975920.png?v=1752924043</image:loc>
      <image:title>*1,1,2-Trichlorotrifluoroethane, 1000 µg/mL in Methanol, CAS # 76-13-1, 1 mL</image:title>
      <image:caption>Image of ABS70474 - 1,1,2-Trichlorotrifluoroethane, 1000 µg/mL in Methanol, CAS # 76-13-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzojfluoranthene-1000-ug-ml-in-methylene-chloride-cas-205-82-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_567c669a-86aa-4dc5-a1b7-3b86a7d182b5.png?v=1752924047</image:loc>
      <image:title>*Benzo(j)fluoranthene, 1000 µg/mL in Methylene Chloride, CAS # 205-82-3, 1 mL</image:title>
      <image:caption>Image of ABS70476 - Benzo(j)fluoranthene, 1000 µg/mL in Methylene Chloride, CAS # 205-82-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/deet-1000-ug-ml-in-methanol-cas-134-62-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2117050b-7215-4de9-ac23-960b83358350.png?v=1752924051</image:loc>
      <image:title>*DEET, 1000 µg/mL In Methanol, CAS # 134-62-3,  1 mL</image:title>
      <image:caption>Image of ABS70478 - DEET, 1000 µg/mL In Methanol, CAS # 134-62-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-hexanol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_18f1c3cc-7f50-44d6-855d-a2bc354f82e1.png?v=1752924055</image:loc>
      <image:title>*1-Hexanol, 1000 µg/mL In Methanol, CAS # 111-27-3, 1 mL</image:title>
      <image:caption>Image of ABS70480 - 1-Hexanol, 1000 µg/mL In Methanol, CAS # 111-27-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chloro-1-3-butadiene-chloroprene-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3bb51067-91b2-4846-9543-18473fa3cf84.png?v=1752924059</image:loc>
      <image:title>*2-Chloro-1,3-Butadiene (Chloroprene), 1000 µg/mL In Methanol, CAS # 126-99-8, 1 mL</image:title>
      <image:caption>Image of ABS70483 - 2-Chloro-1,3-Butadiene (Chloroprene), 1000 µg/mL In Methanol, CAS # 126-99-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/glyphosate-cas-1071-83-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f84ecbba-f6f3-4518-a1e0-56b69e69be5f.png?v=1752924063</image:loc>
      <image:title>Glyphosate, 1000 µg/mL in Water, CAS # 1071-83-6, 1 mL</image:title>
      <image:caption>Image of ABS70503 - Glyphosate, 1000 µg/mL in Water, CAS # 1071-83-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/anthraquinone-1000-ug-ml-in-methylene-chloride-cas-84-65-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f5d0eb8f-72a8-447f-8e99-c65c3e431c55.png?v=1752924067</image:loc>
      <image:title>*Anthraquinone, 1000 µg/mL in Methylene Chloride, CAS # 84-65-1, 1 mL</image:title>
      <image:caption>Image of ABS70537 - Anthraquinone, 1000 µg/mL in Methylene Chloride, CAS # 84-65-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benomyl-1000-ug-ml-in-methanol-cas-17804-35-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9c44c428-a5a5-48bf-8bdc-1a22ac6a325f.png?v=1752924070</image:loc>
      <image:title>*Benomyl, 1000 µg/mL in Methanol, CAS # 17804-35-2, 1 mL</image:title>
      <image:caption>Image of ABS70546 - Benomyl, 1000 µg/mL in Methanol, CAS # 17804-35-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/biphenyl-1000-ug-ml-in-methylene-chloride-cas-92-52-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a2b2063c-a46e-4fce-bdb6-77d47541e274.png?v=1752924074</image:loc>
      <image:title>*Biphenyl, 1000 µg/mL in Methylene Chloride, CAS # 92-52-4, 1 mL</image:title>
      <image:caption>Image of ABS70556 - Biphenyl, 1000 µg/mL in Methylene Chloride, CAS # 92-52-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromoxynil-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_956fc9a5-aa1b-4ad9-a4b7-cfb28da3ebb8.png?v=1752923908</image:loc>
      <image:title>*Bromoxynil, 1000 µg/mL In Methanol, CAS # 1689-84-5, 1 mL</image:title>
      <image:caption>Image of ABS70565 - Bromoxynil, 1000 µg/mL In Methanol, CAS # 1689-84-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/coumaphos-1000-ug-ml-in-methanol-cas-56-72-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_dafe2090-935f-4da3-b86d-8d2634a18f68.png?v=1752923913</image:loc>
      <image:title>*Coumaphos, 1000 µg/mL in Methanol, CAS # 56-72-4, 1 mL</image:title>
      <image:caption>Image of ABS70596 - Coumaphos, 1000 µg/mL in Methanol, CAS # 56-72-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cypermethrin-1000-ug-ml-in-acetonitrile-cas-52315-07-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_358fe34f-0fa8-4cb4-bb9b-55a3c7412faf.png?v=1752923917</image:loc>
      <image:title>*Cypermethrin, 1000 µg/mL in Acetonitrile, CAS # 52315-07-8, 1 mL</image:title>
      <image:caption>Image of ABS70604 - Cypermethrin, 1000 µg/mL in Acetonitrile, CAS # 52315-07-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-d-butoxyethanol-ester-1000-ug-ml-in-acetonitrile-cas-1929-73-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5fc71e67-11aa-482b-b915-26570ba6cae5.png?v=1752923920</image:loc>
      <image:title>*2,4-D, butoxyethanol ester, 1000 µg/mL in Acetonitrile, CAS # 1929-73-3, 1 mL</image:title>
      <image:caption>Image of ABS70608 - 2,4-D, butoxyethanol ester, 1000 µg/mL in Acetonitrile, CAS # 1929-73-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tributyltin-chloride-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_118440c0-7ab4-4358-b903-9607c907333c.png?v=1752923925</image:loc>
      <image:title>*Tributyltin Chloride, 1000 µg/mL In Methanol, CAS # 1461-22-9, 1 mL</image:title>
      <image:caption>Image of ABS70634 - Tributyltin Chloride, 1000 µg/mL In Methanol, CAS # 1461-22-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlobenil-1000-ug-ml-in-methanol-cas-1194-65-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4a5b5cff-85b3-4258-b0ff-1015596bad1f.png?v=1752923929</image:loc>
      <image:title>*Dichlobenil, 1000 µg/mL in Methanol, CAS # 1194-65-6, 1 mL</image:title>
      <image:caption>Image of ABS70637 - Dichlobenil, 1000 µg/mL in Methanol, CAS # 1194-65-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dicofol-1000-ug-ml-in-iso-octane-cas-115-32-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2e9c434e-94dd-4580-827c-79166804cbcc.png?v=1752923932</image:loc>
      <image:title>*Dicofol, 1000 µg/mL in iso-octane, CAS # 115-32-2, 1 mL</image:title>
      <image:caption>Image of ABS70646 - Dicofol, 1000 µg/mL in iso-octane, CAS # 115-32-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diquat-1000-ug-ml-in-water-cas-6385-62-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_49d79ddc-1106-47e7-9c11-872e3874fe21.png?v=1752923936</image:loc>
      <image:title>*Diquat, 1000 µg/mL in Water, CAS # 6385-62-2, 1 mL</image:title>
      <image:caption>Image of ABS70660 - Diquat, 1000 µg/mL in Water, CAS # 6385-62-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/linuron-epa-method-632-1000-ug-ml-in-methanol-cas-330-55-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d3ca7ffd-f13c-49e6-93ec-7057a38ba715.png?v=1752923940</image:loc>
      <image:title>*Linuron, EPA Method 632, 1000 µg/mL in Methanol, CAS # 330-55-2, 1 mL</image:title>
      <image:caption>Image of ABS70728 - Linuron, EPA Method 632, 1000 µg/mL in Methanol, CAS # 330-55-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/malathion-1000-ug-ml-in-methanol-cas-121-75-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_12816ba9-e1f3-49cb-8bdc-df8c1b781f61.png?v=1752923944</image:loc>
      <image:title>*Malathion, 1000 µg/mL in Methanol, CAS # 121-75-5, 1 mL</image:title>
      <image:caption>Image of ABS70729 - Malathion, 1000 µg/mL in Methanol, CAS # 121-75-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/paraquat-1000-ug-ml-in-water-cas-1910-42-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_bd9bcb08-b614-4e9e-bf09-cfa1582adcd2.png?v=1752923948</image:loc>
      <image:title>Paraquat, 1000 µg/mL in Water, CAS # 1910-42-5, 1 mL</image:title>
      <image:caption>Image of ABS70779 - Paraquat, 1000 µg/mL in Water, CAS # 1910-42-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-pentane-1000-ug-ml-in-methanol-cas-109-66-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9293974b-7583-416c-a678-64f036b0fdfe.png?v=1752923952</image:loc>
      <image:title>*n-Pentane, 1000 µg/mL in Methanol, CAS # 109-66-0, 1 mL</image:title>
      <image:caption>Image of ABS70783 - n-Pentane, 1000 µg/mL in Methanol, CAS # 109-66-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/permethrin-mixed-isomers-1000-ug-ml-in-methanol-cas-52645-53-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9951e38e-4ee3-4043-b849-208a2c89fd84.png?v=1752923955</image:loc>
      <image:title>*Permethrin (mixed isomers), 1000 µg/mL in Methanol, CAS # 52645-53-1, 1 mL</image:title>
      <image:caption>Image of ABS70786 - Permethrin (mixed isomers), 1000 µg/mL in Methanol, CAS # 52645-53-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/o-phenylphenol-cas-90-43-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_eab958b7-59f5-4dc3-bc17-7bb7936e82da.png?v=1752923960</image:loc>
      <image:title>*o-Phenylphenol, 1000 µg/mL in Methanol, CAS # 90-43-7, 1 mL</image:title>
      <image:caption>Image of ABS70794 - o-Phenylphenol, 1000 µg/mL in Methanol, CAS # 90-43-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tralomethrin-1000-ug-ml-in-acetonitrile-cas-66841-25-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_329d592f-df94-4276-a273-fa22ab50dad3.png?v=1752923963</image:loc>
      <image:title>*Tralomethrin, 1000 µg/mL in Acetonitrile, CAS # 66841-25-6, 1 mL</image:title>
      <image:caption>Image of ABS70802 - Tralomethrin, 1000 µg/mL in Acetonitrile, CAS # 66841-25-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propanil-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_231e9f27-11c9-4e62-8ecc-a94dd53ddbe4.png?v=1752923967</image:loc>
      <image:title>*Propanil, 1000 µg/mL In Methanol, CAS # 709-98-8, 1 mL</image:title>
      <image:caption>Image of ABS70817 - Propanil, 1000 µg/mL In Methanol, CAS # 709-98-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/6-methylchrysene-1000-ug-ml-in-methylene-chloride-cas-1705-85-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7867e749-c5cc-44db-bdc0-37a6e10e02c6.png?v=1752923971</image:loc>
      <image:title>*6-Methylchrysene, 1000 µg/mL in Methylene Chloride, CAS # 1705-85-7, 1 mL</image:title>
      <image:caption>Image of ABS70899 - 6-Methylchrysene, 1000 µg/mL in Methylene Chloride, CAS # 1705-85-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hydroquinone-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5fb7c40f-6dd1-41b6-abdf-d89dfe0b9663.png?v=1752923975</image:loc>
      <image:title>*Hydroquinone, 1000 µg/mL In Methanol, CAS # 123-31-9, 1 mL</image:title>
      <image:caption>Image of ABS70914 - Hydroquinone, 1000 µg/mL In Methanol, CAS # 123-31-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/azinphos-methyl-cas-86-50-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_177454a9-06ee-4a60-a8ab-943e6b4e77f2.png?v=1752923980</image:loc>
      <image:title>*Azinphos methyl, 1000 µg/mL in Methanol, CAS # 86-50-0, 1 mL</image:title>
      <image:caption>Image of ABS70954 - Azinphos methyl, 1000 µg/mL in Methanol, CAS # 86-50-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-hexane-cas-110-54-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_928b60d1-f927-47c7-8e26-f028152ca712.png?v=1752923983</image:loc>
      <image:title>*n-Hexane, 1000 µg/mL in Methanol, CAS # 110-54-3, 1 mL</image:title>
      <image:caption>Image of ABS70962 - n-Hexane, 1000 µg/mL in Methanol, CAS # 110-54-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-heptane-1000-ug-ml-in-methanol-cas-142-82-5-absolute-standards-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a72c76be-2db6-457b-8f0c-fff28cc77bea.png?v=1752923987</image:loc>
      <image:title>*n-Heptane, 1000 µg/mL in Methanol, CAS # 142-82-5, 1 mL</image:title>
      <image:caption>Image of ABS70963 - n-Heptane, 1000 µg/mL in Methanol, CAS # 142-82-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-tridecane-cas-00629-50-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e26af8da-5c6e-4f11-aec9-26ce76ec5719.png?v=1752923991</image:loc>
      <image:title>*n-Tridecane, 1000 µg/mL in Methanol CAS # 629-50-5, 1 mL</image:title>
      <image:caption>Image of ABS70967 - n-Tridecane, 1000 µg/mL in Methanol CAS # 629-50-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-docosane-1000-ug-ml-in-methylene-chloride-cas-629-97-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_95e86aee-4c71-4927-8a3e-6a2fc7fc22db.png?v=1752923994</image:loc>
      <image:title>*n-Docosane, 1000 µg/mL in Methylene Chloride, CAS # 629-97-0, 1 mL</image:title>
      <image:caption>Image of ABS70980 - n-Docosane, 1000 µg/mL in Methylene Chloride, CAS # 629-97-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thiophene-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_90b5df17-7836-4231-9832-f2585af8d11f.png?v=1752923998</image:loc>
      <image:title>*Thiophene, 1000 µg/mL In Methanol, CAS # 110-02-1, 1 mL</image:title>
      <image:caption>Image of ABS70984 - Thiophene, 1000 µg/mL In Methanol, CAS # 110-02-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-n-nonylphenol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b9c2f097-c5bd-4009-9833-9229ea9db9ba.png?v=1752924002</image:loc>
      <image:title>*4-N-Nonylphenol, 1000 µg/mL In Methanol, CAS # 104-40-5, ABS, 1 mL</image:title>
      <image:caption>Image of ABS71000 - 4-N-Nonylphenol, 1000 µg/mL In Methanol, CAS # 104-40-5, ABS, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-propanol-cas-71-23-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_102ec280-8acf-440a-ae6d-324d2de31ff8.png?v=1752924006</image:loc>
      <image:title>*n-Propanol, 1000 µg/mL in Methanol, CAS # 71-23-8, 1 mL</image:title>
      <image:caption>Image of ABS71009 - n-Propanol, 1000 µg/mL in Methanol, CAS # 71-23-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzoepyrene-1000-ug-ml-in-methylene-chloride-cas-192-97-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f7f69543-ef0f-4f34-be9f-99867c235d4d.png?v=1752924010</image:loc>
      <image:title>*Benzo(e)pyrene, 1000 µg/mL in Methylene Chloride, CAS # 192-97-2, 1 mL</image:title>
      <image:caption>Image of ABS71016 - Benzo(e)pyrene, 1000 µg/mL in Methylene Chloride, CAS # 192-97-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phytane-1000-ug-ml-in-methanol-cas-638-36-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2ac9e0eb-18b0-45e9-aaf2-57a4208e2a86.png?v=1752924014</image:loc>
      <image:title>*Phytane, 1000 µg/mL in Methanol, CAS # 638-36-8, 1 mL</image:title>
      <image:caption>Image of ABS71017 - Phytane, 1000 µg/mL in Methanol, CAS # 638-36-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cyclohexane-1000-ug-ml-in-methanol-cas-110-82-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ceff5853-e113-4ac3-b894-8fe7bd9df066.png?v=1752924018</image:loc>
      <image:title>*Cyclohexane, 1000 µg/mL in Methanol, CAS # 110-82-7, 1 mL</image:title>
      <image:caption>Image of ABS71023 - Cyclohexane, 1000 µg/mL in Methanol, CAS # 110-82-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-methyl-1-butanol-1000-ug-ml-in-methanol-cas-123-51-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1534e691-1ec4-4d40-ac45-9907faf41813.png?v=1752924022</image:loc>
      <image:title>*3-Methyl-1-butanol, 1000 µg/mL in Methanol, CAS # 123-51-3, 1 mL</image:title>
      <image:caption>Image of ABS71024 - 3-Methyl-1-butanol, 1000 µg/mL in Methanol, CAS # 123-51-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-pentanol-1000-ug-ml-in-methanol-cas-71-41-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_96a46162-6d18-40f2-8dcc-2cc098e640a2.png?v=1752924025</image:loc>
      <image:title>*1-Pentanol, 1000 µg/mL in Methanol, CAS # 71-41-0, 1 mL</image:title>
      <image:caption>Image of ABS71026 - 1-Pentanol, 1000 µg/mL in Methanol, CAS # 71-41-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sec-butanol-1000-ug-ml-in-methanol-cas-78-92-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a2610c6b-fff0-4bbd-bd23-81676e0afb1d.png?v=1752924029</image:loc>
      <image:title>*sec-Butanol, 1000 µg/mL in Methanol, CAS # 78-92-2, 1 mL</image:title>
      <image:caption>Image of ABS71030 - sec-Butanol, 1000 µg/mL in Methanol, CAS # 78-92-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-acetate-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f8f1bc7c-5634-4f3d-87e4-3a3519f33864.png?v=1752924033</image:loc>
      <image:title>*Methyl Acetate, 1000 µg/mL In Methanol, CAS # 79-20-9, 1 mL</image:title>
      <image:caption>Image of ABS71031 - Methyl Acetate, 1000 µg/mL In Methanol, CAS # 79-20-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trimethylpyrazine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0efff34d-064d-4f1d-8666-a964c07f4764.png?v=1752924043</image:loc>
      <image:title>*2,3,5-Trimethylpyrazine, 1000 µg/mL In Methanol, CAS # 14667-55-1, 1 mL</image:title>
      <image:caption>Image of ABS71044 - 2,3,5-Trimethylpyrazine, 1000 µg/mL In Methanol, CAS # 14667-55-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-methylanthracene-cas-613-12-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_efc0ca0d-523a-42b9-a599-d739f19fbf10.png?v=1752924047</image:loc>
      <image:title>*2-Methylanthracene, 1000 µg/mL in Methylene Chloride, CAS # 613-12-7, 1 mL</image:title>
      <image:caption>Image of ABS71048 - 2-Methylanthracene, 1000 µg/mL in Methylene Chloride, CAS # 613-12-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-difluorotetrachloroethane-1000-ug-ml-in-methanol-cas-76-12-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7f2253f8-7d19-4dfb-a502-a6273908bef7.png?v=1752924051</image:loc>
      <image:title>*1,2-Difluorotetrachloroethane, 1000 µg/mL in Methanol, CAS # 76-12-0, 1 mL</image:title>
      <image:caption>Image of ABS71057 - 1,2-Difluorotetrachloroethane, 1000 µg/mL in Methanol, CAS # 76-12-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenyl-ether-1000-ug-ml-in-methylene-chloride-cas-101-84-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7657fdaf-bbd9-43fd-83a7-50b80f20dea8.png?v=1752924055</image:loc>
      <image:title>*Phenyl ether, 1000 µg/mL in Methylene Chloride, CAS # 101-84-8, 1 mL</image:title>
      <image:caption>Image of ABS71068 - Phenyl ether, 1000 µg/mL in Methylene Chloride, CAS # 101-84-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-bromopropionic-acid-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b607e6d0-7cf7-423b-a5db-1ac6ed695c3e.png?v=1752924059</image:loc>
      <image:title>*2-Bromopropionic acid, 1000 µg/mL in MTBE, CAS # 589-72-1, 1 mL</image:title>
      <image:caption>Image of ABS71070 - 2-Bromopropionic acid, 1000 µg/mL in MTBE, CAS # 589-72-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dicyclohexylamine-1000-ug-ml-in-methanol-cas-101-83-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b3cc32d2-fc70-48cc-b8aa-9f45ebabf606.png?v=1752924063</image:loc>
      <image:title>*Dicyclohexylamine, 1000 µg/mL in Methanol, CAS # 101-83-7, 1 mL</image:title>
      <image:caption>Image of ABS71084 - Dicyclohexylamine, 1000 µg/mL in Methanol, CAS # 101-83-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-toluidine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2e3ed604-3db1-43b1-a62b-7af11f1904b3.png?v=1752924067</image:loc>
      <image:title>*P-Toluidine, 1000 µg/mL In Methanol, CAS # 106-49-0,  1 mL</image:title>
      <image:caption>Image of ABS71135 - P-Toluidine, 1000 µg/mL In Methanol, CAS # 106-49-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorophenoxyacetic-acid-1000-ug-ml-in-mtbe-cas-575-89-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b43a045b-1dd5-454f-b2c6-f8ffab81bed9.png?v=1752924070</image:loc>
      <image:title>*2,4,6-Trichlorophenoxyacetic acid, 1000 µg/mL in MTBE, CAS # 575-89-3, 1 mL</image:title>
      <image:caption>Image of ABS71149 - 2,4,6-Trichlorophenoxyacetic acid, 1000 µg/mL in MTBE, CAS # 575-89-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/caffeine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5f46e13c-241b-42db-a3fb-a70a76fc73f6.png?v=1752924075</image:loc>
      <image:title>*Caffeine, 1000 µg/mL In Methanol, CAS # 58-08-2, 1 mL</image:title>
      <image:caption>Image of ABS71151 - Caffeine, 1000 µg/mL In Methanol, CAS # 58-08-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-butoxyethanol-1000-ug-ml-in-methanol-cas-111-76-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_57848cbb-6ee5-4c43-a645-6553ca56e59f.png?v=1752924078</image:loc>
      <image:title>*2-Butoxyethanol, 1000 µg/mL in Methanol, CAS # 111-76-2, 1 mL</image:title>
      <image:caption>Image of ABS71154 - 2-Butoxyethanol, 1000 µg/mL in Methanol, CAS # 111-76-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triethylene-glycol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d933eb39-6e0a-4422-b8a2-c290e27b95fb.png?v=1752924082</image:loc>
      <image:title>*Triethylene Glycol, 1000 µg/mL In Methanol, CAS # 112-27-6, 1 mL</image:title>
      <image:caption>Image of ABS71156 - Triethylene Glycol, 1000 µg/mL In Methanol, CAS # 112-27-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tetraethylene-glycol-1000-ug-ml-in-methanol-cas-112-60-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2411cfb3-4af0-422a-b699-4a2e3c14e70d.png?v=1752924086</image:loc>
      <image:title>*Tetraethylene glycol, 1000 µg/mL in Methanol, CAS # 112-60-7, 1 mL</image:title>
      <image:caption>Image of ABS71157 - Tetraethylene glycol, 1000 µg/mL in Methanol, CAS # 112-60-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cis-1-4-dichloro-2-butene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9883ddd6-9f20-459e-9b3a-938581f1ac08.png?v=1752924090</image:loc>
      <image:title>*cis-1,4-Dichloro-2-butene, 1000 µg/mL in Methanol, CAS # 1476-11-5, 1 mL</image:title>
      <image:caption>Image of ABS71196 - cis-1,4-Dichloro-2-butene, 1000 µg/mL in Methanol, CAS # 1476-11-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis2-ethylhexylphthalate-3-4-5-6-d4-1000-ug-ml-in-methanol-cas-93951-87-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0c8ecb8e-960e-4f61-916d-b4fb7bf916a6.png?v=1752924094</image:loc>
      <image:title>*bis(2-Ethylhexyl)phthalate-3,4,5,6-d4, 1000 µg/mL in Methanol, CAS # 93951-87-2, 1 mL</image:title>
      <image:caption>Image of ABS71199 - bis(2-Ethylhexyl)phthalate-3,4,5,6-d4, 1000 µg/mL in Methanol, CAS # 93951-87-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methanol-1000-ug-ml-in-water-cas-67-56-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fac1068a-2feb-42be-b69b-fc783d081aef.png?v=1752924098</image:loc>
      <image:title>*Methanol, 1000 µg/mL in Water, CAS # 67-56-1, 1 mL</image:title>
      <image:caption>Image of ABS71209 - Methanol, 1000 µg/mL in Water, CAS # 67-56-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichlorotetrafluoroethane-cas-76-14-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ebb7305e-698e-4b4f-9023-6c0f01e1ff8a.png?v=1752924102</image:loc>
      <image:title>*1,2-Dichlorotetrafluoroethane, 1000 µg/mL, CAS # 76-14-2, 1 mL</image:title>
      <image:caption>Image of ABS71232 - 1,2-Dichlorotetrafluoroethane, 1000 µg/mL, CAS # 76-14-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isobutyl-acetate-1000-ug-ml-in-methanol-cas-110-19-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8fe40433-3be6-4ccd-8249-21d9c6af0d8e.png?v=1752924079</image:loc>
      <image:title>*Isobutyl acetate, 1000 µg/mL in Methanol, CAS # 110-19-0, 1 mL</image:title>
      <image:caption>Image of ABS71236 - Isobutyl acetate, 1000 µg/mL in Methanol, CAS # 110-19-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibenzyl-phthalate-1000-ug-ml-in-methanol-cas-523-31-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ab335de7-34ce-442d-a0b4-3a8cde6e401d.png?v=1752924084</image:loc>
      <image:title>*Dibenzyl phthalate, 1000 µg/mL in Methanol, CAS # 523-31-9. 1 mL</image:title>
      <image:caption>Image of ABS71248 - Dibenzyl phthalate, 1000 µg/mL in Methanol, CAS # 523-31-9. 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-disulfide-1000-ug-ml-in-methanol-cas-624-92-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e0cf5563-884a-4cf2-af69-0a3a062fe110.png?v=1752924087</image:loc>
      <image:title>*Methyl disulfide, 1000 µg/mL in Methanol, CAS # 624-92-0, 1 mL</image:title>
      <image:caption>Image of ABS71252 - Methyl disulfide, 1000 µg/mL in Methanol, CAS # 624-92-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dichlorophenol-1000-ug-ml-in-methanol-cas-576-24-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c18d4130-4f36-4c82-8dd0-3a3dfd422fa7.png?v=1752924091</image:loc>
      <image:title>*2,3-Dichlorophenol, 1000 µg/mL in Methanol, CAS # 576-24-9, 1 mL</image:title>
      <image:caption>Image of ABS71253 - 2,3-Dichlorophenol, 1000 µg/mL in Methanol, CAS # 576-24-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-5-dichlorophenol-1000-ug-ml-in-methanol-cas-583-78-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_dd1e87fb-5a93-49eb-a877-fc96e355516f.png?v=1752924095</image:loc>
      <image:title>*2,5-Dichlorophenol, 1000 µg/mL in Methanol, CAS # 583-78-8, 1 mL</image:title>
      <image:caption>Image of ABS71254 - 2,5-Dichlorophenol, 1000 µg/mL in Methanol, CAS # 583-78-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-dichlorophenol-1000-ug-ml-in-methanol-cas-95-77-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_69794e5c-b1f5-49aa-aa7c-a787de4442b1.png?v=1752924098</image:loc>
      <image:title>*3,4-Dichlorophenol, 1000 µg/mL in Methanol, CAS # 95-77-2, 1 mL</image:title>
      <image:caption>Image of ABS71255 - 3,4-Dichlorophenol, 1000 µg/mL in Methanol, CAS # 95-77-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-5-dichlorophenol-1000-ug-ml-in-methanol-cas-591-35-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6ab7fae7-1a23-47ce-b3fc-b026035e03d4.png?v=1752924102</image:loc>
      <image:title>*3,5-Dichlorophenol, 1000 µg/mL in Methanol, CAS # 591-35-5, 1 mL</image:title>
      <image:caption>Image of ABS71256 - 3,5-Dichlorophenol, 1000 µg/mL in Methanol, CAS # 591-35-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-naphthol-1000-ug-ml-in-methanol-cas-135-19-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_63fe3b91-0a1f-4a7d-8594-7e90dfa0e740.png?v=1752924106</image:loc>
      <image:title>*2-Naphthol, 1000 µg/mL in Methanol, CAS # 135-19-3, 1 mL</image:title>
      <image:caption>Image of ABS71259 - 2-Naphthol, 1000 µg/mL in Methanol, CAS # 135-19-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-nitrosodiethanolamine-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_035fec1c-b073-4c73-8ccf-2e92aa7993c8.png?v=1752924110</image:loc>
      <image:title>*N-Nitrosodiethanolamine, 1000 µg/mL in Methanol, CAS # 1116-54-7, 1 mL</image:title>
      <image:caption>Image of ABS71263 - N-Nitrosodiethanolamine, 1000 µg/mL in Methanol, CAS # 1116-54-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-nitrososarcosine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e79e686e-68c9-4b09-9f47-cc163abc37ae.png?v=1752924114</image:loc>
      <image:title>*N-Nitrososarcosine, 1000 µg/mL In Methanol, CAS # 13256-22-9, 1 mL</image:title>
      <image:caption>Image of ABS71264 - N-Nitrososarcosine, 1000 µg/mL In Methanol, CAS # 13256-22-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-methylfluorene-1000-ug-ml-in-methanol-cas-1730-37-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b8247134-f6cf-4db1-9f01-e1868fe7f82e.png?v=1752924118</image:loc>
      <image:title>*1-Methylfluorene, 1000 µg/mL in Methanol, CAS # 1730-37-6, 1 mL</image:title>
      <image:caption>Image of ABS71269 - 1-Methylfluorene, 1000 µg/mL in Methanol, CAS # 1730-37-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-di-tert-butylphenol-cas-96-76-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c746eb44-c946-4eca-902d-3ed980b97b31.png?v=1752924128</image:loc>
      <image:title>*2,4-Di-tert-butylphenol, 1000 µg/mL in Methylene Chloride, CAS # 96-76-4, 1 mL</image:title>
      <image:caption>Image of ABS71275 - 2,4-Di-tert-butylphenol, 1000 µg/mL in Methylene Chloride, CAS # 96-76-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-methylpyrene-cas-2381-21-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fc143241-7957-4a59-a200-00cc2b8cbe93.png?v=1752924137</image:loc>
      <image:title>*1-Methylpyrene, 1000 µg/mL in Methylene Chloride, CAS # 2381-21-7, 1 mL</image:title>
      <image:caption>Image of ABS71289 - 1-Methylpyrene, 1000 µg/mL in Methylene Chloride, CAS # 2381-21-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-methylphenanthrene-cas-832-69-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8740b80c-ba97-4cb8-affa-0d37f0fa3cdb.png?v=1752924141</image:loc>
      <image:title>*1-Methylphenanthrene, 1000 µg/mL in Methylene Chloride, CAS # 832-69-9, 1 mL</image:title>
      <image:caption>Image of ABS71292 - 1-Methylphenanthrene, 1000 µg/mL in Methylene Chloride, CAS # 832-69-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorodifluoromethane-1000-ug-ml-in-methanol-cas-75-45-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_78c5014a-ee4d-4849-af22-cf844195bb90.png?v=1752924145</image:loc>
      <image:title>*Chlorodifluoromethane, 1000 µg/mL in Methanol, CAS # 75-45-6, 1 mL</image:title>
      <image:caption>Image of ABS71295 - Chlorodifluoromethane, 1000 µg/mL in Methanol, CAS # 75-45-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis2-n-butoxyethyl-phthalate-1000-ug-ml-in-methanol-cas-117-83-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_acf3ed23-ffb6-4d06-89a5-0c662f8bfcb5.png?v=1752924149</image:loc>
      <image:title>*bis(2-n-Butoxyethyl) phthalate, 1000 µg/mL in Methanol, CAS # 117-83-9, 1 mL</image:title>
      <image:caption>Image of ABS71299 - bis(2-n-Butoxyethyl) phthalate, 1000 µg/mL in Methanol, CAS # 117-83-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dimethoxy-ethyl-phthalate-1000-ug-ml-in-methanol-cas-117-82-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_85b1099b-36f5-4fb0-b0d1-8585b3f614ec.png?v=1752924152</image:loc>
      <image:title>*Dimethoxy ethyl phthalate, 1000 µg/mL in Methanol, CAS # 117-82-8, 1 mL</image:title>
      <image:caption>Image of ABS71301 - Dimethoxy ethyl phthalate, 1000 µg/mL in Methanol, CAS # 117-82-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis4-methyl-2-pentyl-phthalate-1000-ug-ml-in-methanol-cas-146-50-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e962d9bf-a233-4277-8b3d-78e1adeadeb6.png?v=1752924156</image:loc>
      <image:title>*bis(4-Methyl-2-pentyl) phthalate, 1000 µg/mL in Methanol, CAS # 146-50-9, 1 mL</image:title>
      <image:caption>Image of ABS71302 - bis(4-Methyl-2-pentyl) phthalate, 1000 µg/mL in Methanol, CAS # 146-50-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-amyl-phthalate-1000-ug-ml-in-methanol-cas-131-18-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e9f938f6-e19e-4480-9cf4-181cf48ffb53.png?v=1752924160</image:loc>
      <image:title>*Di-n-amyl phthalate, 1000 µg/mL in Methanol, CAS # 131-18-0, 1 mL</image:title>
      <image:caption>Image of ABS71303 - Di-n-amyl phthalate, 1000 µg/mL in Methanol, CAS # 131-18-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-hexyl-phthalate-1000-ug-ml-in-methanol-cas-84-75-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_051a0d33-b92d-4a33-bb38-983fd8d0a6a5.png?v=1752924164</image:loc>
      <image:title>*Di-n-hexyl phthalate, 1000 µg/mL in Methanol, CAS # 84-75-3, 1 mL</image:title>
      <image:caption>Image of ABS71304 - Di-n-hexyl phthalate, 1000 µg/mL in Methanol, CAS # 84-75-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-isobutyl-phthalate-1000-ug-ml-in-methanol-cas-84-69-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7fc78484-396e-4a78-8bc7-ede1c85801c9.png?v=1752924168</image:loc>
      <image:title>*Di-Isobutyl Phthalate, 1000 µg/mL in Methanol, CAS # 84-69-5, 1 mL</image:title>
      <image:caption>Image of ABS71305 - Di-Isobutyl Phthalate, 1000 µg/mL in Methanol, CAS # 84-69-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzothiazole-1000-ug-ml-in-methanol-cas-95-16-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_be425879-a93b-427b-aa01-5db08b6d5550.png?v=1752924172</image:loc>
      <image:title>*Benzothiazole, 1000 µg/mL in Methanol, CAS # 95-16-9, 1 mL</image:title>
      <image:caption>Image of ABS71357 - Benzothiazole, 1000 µg/mL in Methanol, CAS # 95-16-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-5-trichlorophenol-1000-ug-ml-in-methylene-chloride-cas-609-19-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_132e6db4-61b5-41a1-93e8-5216ce120737.png?v=1752924175</image:loc>
      <image:title>*3,4,5-Trichlorophenol, 1000 µg/mL in Methylene Chloride, CAS # 609-19-8, 1 mL</image:title>
      <image:caption>Image of ABS71414 - 3,4,5-Trichlorophenol, 1000 µg/mL in Methylene Chloride, CAS # 609-19-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trans-1-3-dichloro-1-propene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_87e92ca1-e6b7-42f3-8263-5c3500d299c8.png?v=1752924179</image:loc>
      <image:title>*Trans-1,3-Dichloro-1-Propene, 1000 µg/mL in Methanol, CAS # 10061-02-6,  1 mL</image:title>
      <image:caption>Image of ABS71418 - Trans-1,3-Dichloro-1-Propene, 1000 µg/mL in Methanol, CAS # 10061-02-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cis-1-3-dichloro-1-propene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3ea82320-a02a-4622-836b-6ad53e5edbbc.png?v=1752924183</image:loc>
      <image:title>*Cis-1,3-Dichloro-1-Propene, 1000 µg/mL in Methanol, CAS # 	10061-01-5, 1 mL</image:title>
      <image:caption>Image of ABS71419 - Cis-1,3-Dichloro-1-Propene, 1000 µg/mL in Methanol, CAS # 	10061-01-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/atrazine-desisopropyl-1000-ug-ml-in-acetone-cas-1007-28-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_93fd54e9-aa0f-46b1-9ef2-5a15f138f550.png?v=1752924187</image:loc>
      <image:title>*Atrazine-desisopropyl, 1000 µg/mL in Acetone, CAS # 1007-28-9, 1 mL</image:title>
      <image:caption>Image of ABS71420 - Atrazine-desisopropyl, 1000 µg/mL in Acetone, CAS # 1007-28-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diisononyl-phthalate-mix-of-isomers-1000-ug-ml-in-methanol-cas-28553-12-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1a6a1879-86a7-47b2-821f-c2d84d23629a.png?v=1752924190</image:loc>
      <image:title>*Diisononyl phthalate (Mix of Isomers), 1000 µg/mL in Methanol, CAS # 28553-12-0, 1 mL</image:title>
      <image:caption>Image of ABS71481 - Diisononyl phthalate (Mix of Isomers), 1000 µg/mL in Methanol, CAS # 28553-12-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/5-methylchrysene-1000-ug-ml-in-methylene-chloride-cas-3697-24-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_116dbd32-2d76-4da8-8930-5450b652c63e.png?v=1752924194</image:loc>
      <image:title>*5-Methylchrysene, 1000 µg/mL in Methylene Chloride, CAS # 3697-24-3, 1 mL</image:title>
      <image:caption>Image of ABS71482 - 5-Methylchrysene, 1000 µg/mL in Methylene Chloride, CAS # 3697-24-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/menthone-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_92ca9211-e840-444a-b646-be4a95ed7f22.png?v=1752924198</image:loc>
      <image:title>*(-)-Menthone, 1000 µg/mL In Methanol, CAS # 14073-97-3, 1 mL</image:title>
      <image:caption>Image of ABS71502 - (-)-Menthone, 1000 µg/mL In Methanol, CAS # 14073-97-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/s-carvone-1000-ug-ml-in-methanol-cas-2244-16-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4fbf4a3b-476e-4b1a-9e43-330d968dff03.png?v=1752924202</image:loc>
      <image:title>*(S)-(+)-Carvone, 1000 µg/mL in Methanol, CAS # 2244-16-8, 1 mL</image:title>
      <image:caption>Image of ABS71503 - (S)-(+)-Carvone, 1000 µg/mL in Methanol, CAS # 2244-16-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cineole-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ee3c79cb-dfed-43d1-b87b-6b8009a98cd8.png?v=1752924206</image:loc>
      <image:title>*1,8-Cineole, 1000 µg/mL In Methanol, CAS # 470-82-6, 1 mL</image:title>
      <image:caption>Image of ABS71504 - 1,8-Cineole, 1000 µg/mL In Methanol, CAS # 470-82-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isoamyl-acetate-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3d2a0c89-e446-468c-a1fa-b928cb578c3f.png?v=1752924210</image:loc>
      <image:title>*Isoamyl Acetate, 1000 µg/mL In Methanol, CAS # 123-92-2, 1 mL</image:title>
      <image:caption>Image of ABS71516 - Isoamyl Acetate, 1000 µg/mL In Methanol, CAS # 123-92-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-nitrosodiisopropylamine-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_bb5c9e79-dafa-4cc1-b09d-5a3ef41eb919.png?v=1752924214</image:loc>
      <image:title>*N-Nitrosodiisopropylamine, 1000 µg/mL in Methylene Chloride, CAS # 601-77-4, 1 mL</image:title>
      <image:caption>Image of ABS71536 - N-Nitrosodiisopropylamine, 1000 µg/mL in Methylene Chloride, CAS # 601-77-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isoprene-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f8332424-7784-448d-b2f1-7676007ea15f.png?v=1752924219</image:loc>
      <image:title>*Isoprene, 1000 µg/mL In Methanol, CAS # 78-79-5, 1 mL</image:title>
      <image:caption>Image of ABS71541 - Isoprene, 1000 µg/mL In Methanol, CAS # 78-79-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trimethylnaphthalene-1000-ug-ml-in-methylene-chloride-cas-2245-38-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7c0ed1fe-2f00-4841-b992-9f98aa10954b.png?v=1752924223</image:loc>
      <image:title>*2,3,5-Trimethylnaphthalene, 1000 µg/mL in Methylene Chloride, CAS # 2245-38-7, 1 mL</image:title>
      <image:caption>Image of ABS71552 - 2,3,5-Trimethylnaphthalene, 1000 µg/mL in Methylene Chloride, CAS # 2245-38-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-6-di-tert-butylphenol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5998d445-c086-4394-bbde-0d8ee1fab4fa.png?v=1752924227</image:loc>
      <image:title>*2,6-Di-Tert-Butylphenol, 1000 µg/mL In Methanol, CAS # 128-39-2, 1 mL</image:title>
      <image:caption>Image of ABS71589 - 2,6-Di-Tert-Butylphenol, 1000 µg/mL In Methanol, CAS # 128-39-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/vanillin-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_22da00b8-e7e8-4d3d-8d43-3e0fdfaf3012.png?v=1752924231</image:loc>
      <image:title>*Vanillin, 1000 µg/mL In Methanol, CAS # 121-33-5, 1 mL</image:title>
      <image:caption>Image of ABS71590 - Vanillin, 1000 µg/mL In Methanol, CAS # 121-33-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butyraldehyde-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a9e3ec56-c014-436c-83d7-35cfa8b0c2f4.png?v=1752924235</image:loc>
      <image:title>*N-Butyraldehyde, 1000 µg/mL In Water, CAS # 123-72-8, 1 mL</image:title>
      <image:caption>Image of ABS71615 - N-Butyraldehyde, 1000 µg/mL In Water, CAS # 123-72-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fenbutatin-oxide-cas-13356-08-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ba922e16-f0e0-4222-959f-cbd1123dac39.png?v=1752924238</image:loc>
      <image:title>*Fenbutatin-oxide, 1000 µg/mL in Toluene, CAS # 13356-08-6, 1 mL</image:title>
      <image:caption>Image of ABS71634 - Fenbutatin-oxide, 1000 µg/mL in Toluene, CAS # 13356-08-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dinitroanisole-1000-ug-ml-in-methanol-cas-119-27-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_93245d14-d6a8-4da9-bcc9-eeb350202e71.png?v=1752924242</image:loc>
      <image:title>*2,4-Dinitroanisole, 1000 µg/mL In Methanol, CAS # 119-27-7, 1 mL</image:title>
      <image:caption>Image of ABS71666 - 2,4-Dinitroanisole, 1000 µg/mL In Methanol, CAS # 119-27-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trans-beta-carotene-1000-ug-ml-in-methylene-chloride-cas-7235-40-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a95bce7f-ff66-4be9-afb3-7993354329aa.png?v=1752924246</image:loc>
      <image:title>*trans-beta-Carotene, 1000 µg/mL in Methylene Chloride, CAS # 7235-40-7, 1 mL</image:title>
      <image:caption>Image of ABS71678 - trans-beta-Carotene, 1000 µg/mL in Methylene Chloride, CAS # 7235-40-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/caprolactam-1000-ug-ml-in-methanol-cas-105-60-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2879ae5a-19a0-4e4c-b491-bf2f2da78a98.png?v=1752924251</image:loc>
      <image:title>*Caprolactam, 1000 µg/mL in Methanol, CAS # 105-60-2, 1 mL</image:title>
      <image:caption>Image of ABS71695 - Caprolactam, 1000 µg/mL in Methanol, CAS # 105-60-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenylacetic-acid-1000-ug-ml-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0709ff29-e214-41e0-8960-776ca5a99a66.png?v=1752924255</image:loc>
      <image:title>*Phenylacetic Acid, 1000 µg/mL Methylene Chloride, CAS # 103-82-2, 1 mL</image:title>
      <image:caption>Image of ABS71696 - Phenylacetic Acid, 1000 µg/mL Methylene Chloride, CAS # 103-82-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/imidacloprid-1000-ug-ml-in-methanol-cas-138261-41-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c9f050d9-79c1-4dc2-a464-cc3117ce12b9.png?v=1752924258</image:loc>
      <image:title>*Imidacloprid, 1000 µg/mL in Methanol, CAS # 138261-41-3, 1 mL</image:title>
      <image:caption>Image of ABS71697 - Imidacloprid, 1000 µg/mL in Methanol, CAS # 138261-41-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzaldehyde-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d894d7a8-16b8-4806-8aa1-ed20e7bfd2ac.png?v=1752924263</image:loc>
      <image:title>*Benzaldehyde, 1000 µg/mL in Methylene Chloride, CAS # 100-52-7, 1 mL</image:title>
      <image:caption>Image of ABS71707 - Benzaldehyde, 1000 µg/mL in Methylene Chloride, CAS # 100-52-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isobutyraldehyde-1000-ug-ml-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_df8ff120-c651-4557-8fe6-57de81a00f07.png?v=1752924267</image:loc>
      <image:title>*Isobutyraldehyde, 1000 µg/mL Water, CAS # 78-84-2, 1 mL</image:title>
      <image:caption>Image of ABS71763 - Isobutyraldehyde, 1000 µg/mL Water, CAS # 78-84-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyruvic-aldehyde-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3ba4edc3-be10-4d18-8532-c2647933110e.png?v=1752924271</image:loc>
      <image:title>*Pyruvic Aldehyde, 1000 µg/mL In Water, CAS # 78-98-8, 1 mL</image:title>
      <image:caption>Image of ABS71764 - Pyruvic Aldehyde, 1000 µg/mL In Water, CAS # 78-98-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-5-dinitroaniline-1000-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ee84d840-05d9-4f0f-8924-337b03399137.png?v=1752924107</image:loc>
      <image:title>*3,5-Dinitroaniline, 1000 µg/mL In Acetonitrile, CAS # 618-87-1, 1 mL</image:title>
      <image:caption>Image of ABS71772 - 3,5-Dinitroaniline, 1000 µg/mL In Acetonitrile, CAS # 618-87-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-dinitrotoluene-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f1638d24-87c7-4b66-958c-984522ef4471.png?v=1752924111</image:loc>
      <image:title>*3,4-Dinitrotoluene, 1000 µg/mL In Methanol, CAS # 610-39-9, 1 mL</image:title>
      <image:caption>Image of ABS71773 - 3,4-Dinitrotoluene, 1000 µg/mL In Methanol, CAS # 610-39-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-n-bis1-4-dimethylpentyl-1-4-phenylenediamine-cas-03081-14-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0c12c21a-9f5b-4134-96de-d7e27c2fc0b0.png?v=1752924115</image:loc>
      <image:title>*N,N’-bis(1,4-Dimethylpentyl)-1,4-phenylenediamine, 1000 µg/mL in Methylene Chloride, CAS # 3081-14-9, 1 mL</image:title>
      <image:caption>Image of ABS71781 - N,N’-bis(1,4-Dimethylpentyl)-1,4-phenylenediamine, 1000 µg/mL in Methylene Chloride, CAS # 3081-14-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-phenyl-n-cyclohexyl-p-phenylenediamine-1000-ug-ml-in-methylene-chloride-cas-00101-87-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a6be3848-7277-4b5b-bcf9-d4a5de738428.png?v=1752924119</image:loc>
      <image:title>*N-Phenyl-N’-cyclohexyl-p-phenylenediamine, 1000 µg/mL in Methylene Chloride, CAS # 101-87-1, 1 mL</image:title>
      <image:caption>Image of ABS71783 - N-Phenyl-N’-cyclohexyl-p-phenylenediamine, 1000 µg/mL in Methylene Chloride, CAS # 101-87-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-phenyl-n-isopropyl-p-phenylenediamine-1000-ug-ml-in-methylene-chloride-cas-00101-72-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a4dd1acd-c15f-4869-97b8-ad0301a23fc0.png?v=1752924123</image:loc>
      <image:title>*N-Phenyl-N’-isopropyl-p-phenylenediamine, 1000 µg/mL in Methylene Chloride, CAS # 101-72-4, 1 mL</image:title>
      <image:caption>Image of ABS71784 - N-Phenyl-N’-isopropyl-p-phenylenediamine, 1000 µg/mL in Methylene Chloride, CAS # 101-72-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-phenyl-n-1-3-dimethylbutyl-p-phenylenediamine-1000-ug-ml-in-methylene-chloride-cas-793-24-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b1b0f66b-9578-472c-a4a3-bc5140f3ca79.png?v=1752924127</image:loc>
      <image:title>*N-Phenyl-N’-(1,3-dimethylbutyl)-p-phenylenediamine, 1000 µg/mL in Methylene Chloride, CAS # 793-24-8, 1 mL</image:title>
      <image:caption>Image of ABS71785 - N-Phenyl-N’-(1,3-dimethylbutyl)-p-phenylenediamine, 1000 µg/mL in Methylene Chloride, CAS # 793-24-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetic-acid-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_88e0d8e4-6036-454d-bce0-68dae582997c.png?v=1752924132</image:loc>
      <image:title>*Acetic Acid, 1000 µg/mL In Water, CAS # 64-19-7, 1 mL</image:title>
      <image:caption>Image of ABS71806 - Acetic Acid, 1000 µg/mL In Water, CAS # 64-19-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isobutyric-acid-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_78720dad-c9bc-437a-bd1a-c7d24ca422b4.png?v=1752924136</image:loc>
      <image:title>Isobutyric Acid, 1000 µg/mL In Water, CAS  # 	79-31-2, 1 mL</image:title>
      <image:caption>Image of ABS71809 - Isobutyric Acid, 1000 µg/mL In Water, CAS # 	79-31-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bisphenol-a-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b39a53c9-9ef5-4c51-927b-db20bd64d7cc.png?v=1752924145</image:loc>
      <image:title>*Bisphenol A, 1000 µg/mL In Methanol, CAS # 80-05-7, 1 mL</image:title>
      <image:caption>Image of ABS71811 - Bisphenol A, 1000 µg/mL In Methanol, CAS # 80-05-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tebufenozide-cas-112410-23-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e6513ad9-3b3f-4d08-8222-42241a849d13.png?v=1752924150</image:loc>
      <image:title>*Tebufenozide, 1000 µg/mL in Methanol, CAS # 112410-23-8, 1 mL</image:title>
      <image:caption>Image of ABS71852 - Tebufenozide, 1000 µg/mL in Methanol, CAS # 112410-23-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzocphenanthrene-1000-ug-ml-in-methylene-chloride-cas-195-19-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_55c01a10-f012-4271-a703-10762d6b96f2.png?v=1752924153</image:loc>
      <image:title>*Benzo(c)phenanthrene, 1000 µg/mL in Methylene Chloride, CAS # 195-19-7, 1 mL</image:title>
      <image:caption>Image of ABS71854 - Benzo(c)phenanthrene, 1000 µg/mL in Methylene Chloride, CAS # 195-19-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dimethylnaphthalene-1000-ug-ml-in-methanol-cas-575-41-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_020cb2d7-b46a-414c-a4c7-d9b2a868b396.png?v=1752924157</image:loc>
      <image:title>*1,3-Dimethylnaphthalene, 1000 µg/mL in Methanol, CAS # 575-41-7, 1 mL</image:title>
      <image:caption>Image of ABS71855 - 1,3-Dimethylnaphthalene, 1000 µg/mL in Methanol, CAS # 575-41-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/azoxystrobin-1000-ug-ml-in-methanol-cas-131860-33-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5870829b-725d-41db-81e5-32afa32a09f9.png?v=1752924161</image:loc>
      <image:title>*Azoxystrobin, 1000 µg/mL in Methanol, CAS # 131860-33-8, 1 mL</image:title>
      <image:caption>Image of ABS71867 - Azoxystrobin, 1000 µg/mL in Methanol, CAS # 131860-33-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzophenone-1000-ug-ml-in-methanol-cas-119-61-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_01229a3f-b9ee-472e-b583-13eef328180d.png?v=1752924165</image:loc>
      <image:title>*Benzophenone, 1000 µg/mL in Methanol, CAS # 119-61-9, 1 mL</image:title>
      <image:caption>Image of ABS71868 - Benzophenone, 1000 µg/mL in Methanol, CAS # 119-61-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-propyl-phthalate-1000-ug-ml-in-methanol-cas-131-16-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ac92e250-7cfa-4b28-ba09-092fdb750e85.png?v=1752924173</image:loc>
      <image:title>*Di-n-propyl phthalate, 1000 µg/mL in Methanol, CAS # 131-16-8, 1 mL</image:title>
      <image:caption>Image of ABS71885 - Di-n-propyl phthalate, 1000 µg/mL in Methanol, CAS # 131-16-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzotriazole-1000-ug-ml-in-methylene-chloride-cas-95-14-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_30f8fa86-8ceb-41dd-b45f-7f56784758ff.png?v=1752924177</image:loc>
      <image:title>*Benzotriazole, 1000 µg/mL in Methylene Chloride, CAS # 95-14-7, 1 mL</image:title>
      <image:caption>Image of ABS71914 - Benzotriazole, 1000 µg/mL in Methylene Chloride, CAS # 95-14-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/5-methyl-1h-benzotriazole-1000-ug-ml-in-methanol-cas-136-85-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_cd594b3f-995e-4787-b5b7-7ac20bd77074.png?v=1752924181</image:loc>
      <image:title>*5-Methyl-1H-benzotriazole, 1000 µg/mL in Methanol, CAS # 136-85-6, 1 mL</image:title>
      <image:caption>Image of ABS71928 - 5-Methyl-1H-benzotriazole, 1000 µg/mL in Methanol, CAS # 136-85-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dinitrotoluene-1000-ug-ml-in-methanol-cas-602-01-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_946bc5fc-77ad-4bf7-9a88-b3c2d6a05ebb.png?v=1752924184</image:loc>
      <image:title>*2,3-Dinitrotoluene, 1000 µg/mL in Methanol, CAS # 602-01-7, 1 mL</image:title>
      <image:caption>Image of ABS71966 - 2,3-Dinitrotoluene, 1000 µg/mL in Methanol, CAS # 602-01-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cotinine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_42d57f54-710d-4cb9-a306-93392582ace8.png?v=1752924188</image:loc>
      <image:title>*(-)-Cotinine, 1000 µg/mL In Methanol, CAS # 486-56-6, 1 mL</image:title>
      <image:caption>Image of ABS71995 - (-)-Cotinine, 1000 µg/mL In Methanol, CAS # 486-56-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-6-di-tert-butyl-1-4-benzoquinone-cas-719-22-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4bed78f6-25e0-490a-9e83-6e90b0aa4ce5.png?v=1752924192</image:loc>
      <image:title>*2,6-Di-tert-butyl-1,4-benzoquinone, 1000 µg/mL in Methanol, CAS # 719-22-2, ABS, 1 mL</image:title>
      <image:caption>Image of ABS71997 - 2,6-Di-tert-butyl-1,4-benzoquinone, 1000 µg/mL in Methanol, CAS # 719-22-2, ABS, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triclosan-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b34843ef-569a-4ff2-b90d-532126c54d85.png?v=1752924196</image:loc>
      <image:title>*Triclosan, 1000 µg/mL In Methanol, CAS # 3380-34-5, 1 mL</image:title>
      <image:caption>Image of ABS71999 - Triclosan, 1000 µg/mL In Methanol, CAS # 3380-34-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/17b-estradiol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_924e8047-6258-42fb-9bdf-9a6051a422f3.png?v=1752924200</image:loc>
      <image:title>*17B-Estradiol, 1000 µg/mL In Methanol, CAS # 50-28-2,  1 mL</image:title>
      <image:caption>Image of ABS72000 - 17B-Estradiol, 1000 µg/mL In Methanol, CAS # 50-28-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/eugenol-1000-ug-ml-in-methanol-cas-97-53-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e22b556d-7ea3-4ef7-859e-f24f078daa59.png?v=1752924204</image:loc>
      <image:title>*Eugenol, 1000 µg/mL in Methanol, CAS # 97-53-0, 1 mL</image:title>
      <image:caption>Image of ABS72004 - Eugenol, 1000 µg/mL in Methanol, CAS # 97-53-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-dichlorobenzidine-d6-1000-ug-ml-in-methanol-cas-93951-91-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b79fa78c-e5e2-4a70-a518-6141f65edde4.png?v=1752924208</image:loc>
      <image:title>*3,3’-Dichlorobenzidine-d6, 1000 µg/mL in Methanol, CAS # 93951-91-8, 1 mL</image:title>
      <image:caption>Image of ABS72073 - 3,3’-Dichlorobenzidine-d6, 1000 µg/mL in Methanol, CAS # 93951-91-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-octylphthalate-d4-1000-ug-ml-in-methanol-cas-93952-13-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7a278368-89b9-4e3b-8161-bddc17d47f45.png?v=1752924212</image:loc>
      <image:title>*Di-n-octylphthalate-d4, 1000 µg/mL in Methanol, CAS # 93952-13-7, 1 mL</image:title>
      <image:caption>Image of ABS72075 - Di-n-octylphthalate-d4, 1000 µg/mL in Methanol, CAS # 93952-13-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorophenol-d3-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f46d0cec-82ba-40e1-8975-23ceed7eeacd.png?v=1752924216</image:loc>
      <image:title>*2,4-Dichlorophenol-D3, 1000 µg/mL In Methanol, CAS # 93951-74-7, 1 mL</image:title>
      <image:caption>Image of ABS72077 - 2,4-Dichlorophenol-D3, 1000 µg/mL In Methanol, CAS # 93951-74-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/kinoprene-1000-ug-ml-in-acetonitrile-cas-42588-37-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8e58f853-43fa-449f-a3d6-ba2d694e7ecc.png?v=1752924220</image:loc>
      <image:title>*Kinoprene, 1000 µg/mL in Acetonitrile, CAS # 42588-37-4, 1 mL</image:title>
      <image:caption>Image of ABS72084 - Kinoprene, 1000 µg/mL in Acetonitrile, CAS # 42588-37-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acesulfame-k-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4dee9cae-470a-4cfc-a04a-b75e5fdcf798.png?v=1752924224</image:loc>
      <image:title>*Acesulfame K, 1000 µg/mL In Water, CAS # 55589-62-3, 1 mL</image:title>
      <image:caption>Image of ABS72088 - Acesulfame K, 1000 µg/mL In Water, CAS # 55589-62-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetaminophen-paracetamol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7f63a264-894d-4700-bab5-af3201f9d0f1.png?v=1752924228</image:loc>
      <image:title>*Acetaminophen [Paracetamol], 1000 µg/mL In Methanol, CAS # 103-90-2, 1 mL</image:title>
      <image:caption>Image of ABS72089 - Acetaminophen [Paracetamol], 1000 µg/mL In Methanol, CAS # 103-90-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/amoxicillin-cas-26787-78-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e392a3cf-b121-42a5-946c-abb27574a3ef.png?v=1752924232</image:loc>
      <image:title>*Amoxicillin, 1000 µg/mL in Water, CAS # 26787-78-0, 1 mL</image:title>
      <image:caption>Image of ABS72096 - Amoxicillin, 1000 µg/mL in Water, CAS # 26787-78-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/atenolol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_faa75c17-0ffa-45fe-a59b-8515bec18cfa.png?v=1752924236</image:loc>
      <image:title>*Atenolol, 1000 µg/mL In Methanol, CAS # 29122-68-7, 1 mL</image:title>
      <image:caption>Image of ABS72105 - Atenolol, 1000 µg/mL In Methanol, CAS # 29122-68-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbamazepine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5abafe4a-4bbf-4ab1-9ba5-fbcf00decaeb.png?v=1752924240</image:loc>
      <image:title>*Carbamazepine, 1000 µg/mL In Methanol, CAS # 298-46-4, 1 mL</image:title>
      <image:caption>Image of ABS72121 - Carbamazepine, 1000 µg/mL In Methanol, CAS # 298-46-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cephalexin-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6129f942-fb22-45a6-b9ec-f35ed86cf571.png?v=1752924243</image:loc>
      <image:title>*Cephalexin, 1000 µg/mL In Methanol, CAS # 15686-71-2,  1 mL</image:title>
      <image:caption>Image of ABS72125 - Cephalexin, 1000 µg/mL In Methanol, CAS # 15686-71-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diclofenac-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_27833aee-ac76-483e-9af5-9d33a2acd54b.png?v=1752924247</image:loc>
      <image:title>*Diclofenac, 1000 µg/mL In Methanol, CAS # 	15307-79-6, 1 mL</image:title>
      <image:caption>Image of ABS72144 - Diclofenac, 1000 µg/mL In Methanol, CAS # 	15307-79-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hydrochlorothiazide-1000-ug-ml-in-methanol-cas-58-93-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_862148af-f895-4443-9790-0a3ee61728ce.png?v=1752924251</image:loc>
      <image:title>*Hydrochlorothiazide, 1000 µg/mL in Methanol, CAS # 58-93-5, 1 mL</image:title>
      <image:caption>Image of ABS72182 - Hydrochlorothiazide, 1000 µg/mL in Methanol, CAS # 58-93-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ibuprofen-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_60896537-dc3b-4c26-8b12-39d760813fe8.png?v=1752924255</image:loc>
      <image:title>*Ibuprofen, 1000 µg/mL In Methanol, CAS # 15687-27-1, 1 mL</image:title>
      <image:caption>Image of ABS72185 - Ibuprofen, 1000 µg/mL In Methanol, CAS # 15687-27-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/metformin-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0d4ab43d-2675-4619-8f18-e154cc8c801a.png?v=1752924259</image:loc>
      <image:title>*Metformin, 1000 µg/mL In Methanol, CAS # 1115-70-4, 1 mL</image:title>
      <image:caption>Image of ABS72207 - Metformin, 1000 µg/mL In Methanol, CAS # 1115-70-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/naproxen-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_68a485ec-2f0e-4bb1-b2d6-6b4b3a604350.png?v=1752924263</image:loc>
      <image:title>*Naproxen, 1000 µg/mL In Methanol, CAS # 22204-53-1, 1 mL</image:title>
      <image:caption>Image of ABS72213 - Naproxen, 1000 µg/mL In Methanol, CAS # 22204-53-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nifedipine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e009cdf0-7338-4f64-b4f5-45010c19a817.png?v=1752924267</image:loc>
      <image:title>*Nifedipine, 1000 µg/mL In Methanol, CAS # 21829-25-4, 1 mL</image:title>
      <image:caption>Image of ABS72217 - Nifedipine, 1000 µg/mL In Methanol, CAS # 21829-25-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/riboflavin-100-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_aaacb38f-d508-4d05-a70c-35d01ce0012a.png?v=1752924271</image:loc>
      <image:title>*Riboflavin, 100 µg/mL in Water, CAS # 	83-88-5, 1 mL</image:title>
      <image:caption>Image of ABS72247 - Riboflavin, 100 µg/mL in Water, CAS # 	83-88-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thiamine-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a3e10b4e-ffb8-4107-9433-4715faecd56b.png?v=1752924275</image:loc>
      <image:title>*Thiamine, 1000 µg/mL in Water, CAS # 67-03-8, 1 mL</image:title>
      <image:caption>Image of ABS72268 - Thiamine, 1000 µg/mL in Water, CAS # 67-03-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/alpha-tocopherol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0d84327b-5261-4de1-806b-abb451449f16.png?v=1752924278</image:loc>
      <image:title>*(+/-)-alpha-Tocopherol, 1000 µg/mL in Methanol, CAS # 10191-41-0, 1 mL</image:title>
      <image:caption>Image of ABS72271 - (+/-)-alpha-Tocopherol, 1000 µg/mL in Methanol, CAS # 10191-41-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dimethenamid-1000-ug-ml-in-methanol-cas-87674-68-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c5219425-ee9f-498f-aa22-52be5661e3c2.png?v=1752924282</image:loc>
      <image:title>*Dimethenamid, 1000 µg/mL in Methanol, CAS # 87674-68-8, 1 mL</image:title>
      <image:caption>Image of ABS72295 - Dimethenamid, 1000 µg/mL in Methanol, CAS # 87674-68-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-nitrodiphenylamine-1000-ug-ml-in-methylene-chloride-cas-119-75-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_51589bb8-8521-458d-a1f5-6fa2e32a0e42.png?v=1752924286</image:loc>
      <image:title>*2-Nitrodiphenylamine, 1000 µg/mL in Methylene Chloride, CAS # 119-75-5, 1 mL</image:title>
      <image:caption>Image of ABS72304 - 2-Nitrodiphenylamine, 1000 µg/mL in Methylene Chloride, CAS # 119-75-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/squalene-cas-111-02-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c68328dd-d282-4d5d-b97e-88bbbfe82b62.png?v=1752924290</image:loc>
      <image:title>*Squalene, 1000 µg/mL in Methylene Chloride, CAS # 111-02-4, 1 mL</image:title>
      <image:caption>Image of ABS72326 - Squalene, 1000 µg/mL in Methylene Chloride, CAS # 111-02-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-5-diaminonaphthalene-1000-ug-ml-in-methanol-cas-2243-62-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5d4b5d8e-ef34-4630-8631-0471da9f0b92.png?v=1752924294</image:loc>
      <image:title>*1,5-Diaminonaphthalene, 1000 µg/mL in Methanol, CAS # 2243-62-1, 1 mL</image:title>
      <image:caption>Image of ABS72327 - 1,5-Diaminonaphthalene, 1000 µg/mL in Methanol, CAS # 2243-62-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-methylthiobenzothiazole-1000-ug-ml-in-methanol-cas-00615-22-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5c55c999-8527-41da-8c94-32d7008b5e40.png?v=1752924298</image:loc>
      <image:title>*2-(Methylthio)benzothiazole, 1000 µg/mL in Methanol, CAS # 00615-22-5, 1 mL</image:title>
      <image:caption>Image of ABS72334 - 2-(Methylthio)benzothiazole, 1000 µg/mL in Methanol, CAS # 00615-22-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/menthol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8a5c0df6-3886-4f10-a0fe-47a6efa463bc.png?v=1752924302</image:loc>
      <image:title>*Menthol, 1000 µg/mL In Methanol, CAS # 89-78-1, 1 mL</image:title>
      <image:caption>Image of ABS72353 - Menthol, 1000 µg/mL In Methanol, CAS # 89-78-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nitrocellulose-1000-ug-ml-in-acetone-cas-9004-70-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d0df1e1a-619c-4ecd-ae5c-47a0fe119c98.png?v=1752924276</image:loc>
      <image:title>*Nitrocellulose, 1000 µg/mL in Acetone, CAS # 9004-70-0, 1 mL</image:title>
      <image:caption>Image of ABS72358 - Nitrocellulose, 1000 µg/mL in Acetone, CAS # 9004-70-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-salicylate-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_bd59e91e-990f-41af-b29b-1104ed7b833a.png?v=1752924281</image:loc>
      <image:title>*Methyl Salicylate, 1000 µg/mL In Methanol, CAS # 119-36-8, 1 mL</image:title>
      <image:caption>Image of ABS72372 - Methyl Salicylate, 1000 µg/mL In Methanol, CAS # 119-36-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-6-dichlorobenzamide-cas-2008-58-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f0888ac9-8c86-47a5-bdd9-f3522477cecd.png?v=1752924285</image:loc>
      <image:title>*2,6-Dichlorobenzamide, 1000 µg/mL in Acetone, CAS # 2008-58-4, 1 mL</image:title>
      <image:caption>Image of ABS72377 - 2,6-Dichlorobenzamide, 1000 µg/mL in Acetone, CAS # 2008-58-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/salicylaldehyde-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e33c0e34-0dcb-41db-9175-37c92ae4aeee.png?v=1752924289</image:loc>
      <image:title>*Salicylaldehyde, 1000 µg/mL In Methanol, CAS  # 90-02-8,  1 mL</image:title>
      <image:caption>Image of ABS72379 - Salicylaldehyde, 1000 µg/mL In Methanol, CAS # 90-02-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/butyric-acid-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9a5b784b-8df6-46ce-bec2-61498dc2530c.png?v=1752924293</image:loc>
      <image:title>*Butyric Acid, 1000 µg/mL In Water, CAS # 107-92-6, 1 mL</image:title>
      <image:caption>Image of ABS72408 - Butyric Acid, 1000 µg/mL In Water, CAS # 107-92-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/levulinic-acid-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c290476c-5651-4d49-b94e-48724b09c242.png?v=1752924302</image:loc>
      <image:title>*Levulinic Acid, 1000 µg/mL In Water, CAS # 123-76-2, 1 mL</image:title>
      <image:caption>Image of ABS72423 - Levulinic Acid, 1000 µg/mL In Water, CAS # 123-76-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tributylamine-1000-ug-ml-in-methylene-chloride-cas-102-82-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_306d820b-ddc8-4136-ac40-24650696e9d7.png?v=1752924306</image:loc>
      <image:title>*Tributylamine, 1000 µg/mL in Methylene Chloride, CAS # 102-82-9, 1 mL</image:title>
      <image:caption>Image of ABS72458 - Tributylamine, 1000 µg/mL in Methylene Chloride, CAS # 102-82-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/spinosad-1000-ug-ml-in-methanol-cas-168316-95-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7f290939-237e-4fa0-82b4-2b01ffdfbaa3.png?v=1752924310</image:loc>
      <image:title>*Spinosad, 1000 µg/mL in Methanol, CAS # 168316-95-8, 1 mL</image:title>
      <image:caption>Image of ABS72473 - Spinosad, 1000 µg/mL in Methanol, CAS # 168316-95-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-octacosane-d58-cas-13416-33-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a3cd9a12-875f-431f-a5c1-8e484ccec5fe.png?v=1752924314</image:loc>
      <image:title>*n-Octacosane-d58, 1000 µg/mL in Methylene Chloride, CAS # 13416-33-4, 1 mL</image:title>
      <image:caption>Image of ABS72479 - n-Octacosane-d58, 1000 µg/mL in Methylene Chloride, CAS # 13416-33-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cholecalciferol-1000-ug-ml-in-methanol-cas-67-97-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9897893b-3889-4d95-af05-5a1d875f9e17.png?v=1752924319</image:loc>
      <image:title>*Cholecalciferol, 1000 µg/mL in Methanol, CAS # 67-97-0, 1 mL</image:title>
      <image:caption>Image of ABS72483 - Cholecalciferol, 1000 µg/mL in Methanol, CAS # 67-97-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sucralose-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e1611416-bf43-4675-888c-cc69e0edfbc2.png?v=1752924323</image:loc>
      <image:title>*Sucralose, 1000 µg/mL In Water, CAS # 56038-13-2, 1 mL</image:title>
      <image:caption>Image of ABS72484 - Sucralose, 1000 µg/mL In Water, CAS # 56038-13-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/glycol-bromohydrin-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c4159fe7-58cf-477a-abbe-0decedb02e75.png?v=1752924326</image:loc>
      <image:title>*Glycol Bromohydrin, 1000 µg/mL In MtBE, CAS # 540-51-2, 1 mL</image:title>
      <image:caption>Image of ABS72503 - Glycol Bromohydrin, 1000 µg/mL In MtBE, CAS # 540-51-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-butanedione-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_99fc0f10-e5e8-441e-a35c-ddd4c1c6246f.png?v=1752924330</image:loc>
      <image:title>*2,3-Butanedione, 1000 µg/mL In Water, CAS # 431-03-8, 1 mL</image:title>
      <image:caption>Image of ABS72508 - 2,3-Butanedione, 1000 µg/mL In Water, CAS # 431-03-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-isopropyltoluene-1000-ug-ml-in-methanol-cas-527-84-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7643433c-0268-4b0a-bac0-c2d50652d1b0.png?v=1752924335</image:loc>
      <image:title>*2-Isopropyltoluene, 1000 µg/mL in Methanol, CAS # 527-84-4, 1 mL</image:title>
      <image:caption>Image of ABS72537 - 2-Isopropyltoluene, 1000 µg/mL in Methanol, CAS # 527-84-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diclofop-acid-1000-ug-ml-in-mtbe-cas-40843-25-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_de34f56c-5ab2-4a72-8704-ee9088ff31aa.png?v=1752924339</image:loc>
      <image:title>*Diclofop acid, 1000 µg/mL in MTBE, CAS # 40843-25-2, 1 mL</image:title>
      <image:caption>Image of ABS72561 - Diclofop acid, 1000 µg/mL in MTBE, CAS # 40843-25-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isoborneol-cas-124-76-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_db8f5740-c52a-4023-8afa-46ad99b0a8e4.png?v=1752924343</image:loc>
      <image:title>*Isoborneol, 1000 µg/mL in Methanol, CAS # 124-76-5, 1 mL</image:title>
      <image:caption>Image of ABS72572 - Isoborneol, 1000 µg/mL in Methanol, CAS # 124-76-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fluxoetine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_27130abb-618d-4df7-ae9c-097c18d9a4bc.png?v=1752924347</image:loc>
      <image:title>*Fluxoetine, 1000 µg/mL In Methanol, CAS # 59333-67-4, 1 mL</image:title>
      <image:caption>Image of ABS72603 - Fluxoetine, 1000 µg/mL In Methanol, CAS # 59333-67-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfamethoxazole-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_27462043-6cf7-451a-b0b6-a2120b004534.png?v=1752924351</image:loc>
      <image:title>*Sulfamethoxazole,1000 µg/mL In Methanol, CAS # 723-46-6, 1 mL</image:title>
      <image:caption>Image of ABS72604 - Sulfamethoxazole,1000 µg/mL In Methanol, CAS # 723-46-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trimethoprim-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fc9ff70e-dbd0-4b20-be76-b4b4ee097ec9.png?v=1752924355</image:loc>
      <image:title>*Trimethoprim, 1000 µg/mL In Methanol, CAS # 738-70-5, 1 mL</image:title>
      <image:caption>Image of ABS72605 - Trimethoprim, 1000 µg/mL In Methanol, CAS # 738-70-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-nitrophenol-d4-1000-ug-ml-in-methanol-cas-93951-79-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4f4f07f8-b047-47c7-9652-2dd9f3a6b3f2.png?v=1752924359</image:loc>
      <image:title>*4-Nitrophenol-d4, 1000 µg/mL in Methanol, CAS # 93951-79-2, 1 mL</image:title>
      <image:caption>Image of ABS72616 - 4-Nitrophenol-d4, 1000 µg/mL in Methanol, CAS # 93951-79-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chloroaniline-d4-cas-191656-33-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9e1f6dae-526a-42c3-8b3b-57881bcabb60.png?v=1752924362</image:loc>
      <image:title>*4-Chloroaniline-d4, 1000 µg/mL in Methylene Chloride, CAS # 191656-33-4, 1 mL</image:title>
      <image:caption>Image of ABS72618 - 4-Chloroaniline-d4, 1000 µg/mL in Methylene Chloride, CAS # 191656-33-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/glufosinate-ammonium-cas-77182-82-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_66909208-e75d-4d89-9e6f-6bffa19ed413.png?v=1752924366</image:loc>
      <image:title>*Glufosinate-ammonium, 1000 µg/mL in Water, CAS # 77182-82-2, 1 mL</image:title>
      <image:caption>Image of ABS72628 - Glufosinate-ammonium, 1000 µg/mL in Water, CAS # 77182-82-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dimethyl-sulfoxide-1000-ug-ml-in-methanol-cas-67-68-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_daa37138-c8dd-4f57-9921-47c25d35ee94.png?v=1752924370</image:loc>
      <image:title>*Dimethyl sulfoxide, 1000 µg/mL in Methanol, CAS # 67-68-5, 1 mL</image:title>
      <image:caption>Image of ABS72629 - Dimethyl sulfoxide, 1000 µg/mL in Methanol, CAS # 67-68-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzanthrone-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b40a39a4-2ebd-486b-afe4-72e68b945dfb.png?v=1752924374</image:loc>
      <image:title>*Benzanthrone, 1000 µg/mL in Methylene Chloride, CAS # 82-05-3, 1 mL</image:title>
      <image:caption>Image of ABS72636 - Benzanthrone, 1000 µg/mL in Methylene Chloride, CAS # 82-05-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/m-tolualdehyde-cas-620-23-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_33609f3a-86d5-4d3b-91e3-bbb606ea44eb.png?v=1752924379</image:loc>
      <image:title>*m-Tolualdehyde, 1000 µg/mL in Water, CAS # 620-23-5, 1 mL</image:title>
      <image:caption>Image of ABS72658 - m-Tolualdehyde, 1000 µg/mL in Water, CAS # 620-23-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlofluanid-1000-ug-ml-in-ethyl-acetate-cas-1085-98-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0b869807-a89f-4f13-908d-5c194f90ec72.png?v=1752924382</image:loc>
      <image:title>*Dichlofluanid, 1000 µg/mL in Ethyl Acetate, CAS # 1085-98-9, 1 mL</image:title>
      <image:caption>Image of ABS72665 - Dichlofluanid, 1000 µg/mL in Ethyl Acetate, CAS # 1085-98-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/progesterone-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4bec4f68-064a-4b26-b1d4-8cc505241d8b.png?v=1752924386</image:loc>
      <image:title>*Progesterone, 1000 µg/mL In Methanol, CAS # 57-83-0, 1 mL</image:title>
      <image:caption>Image of ABS72676 - Progesterone, 1000 µg/mL In Methanol, CAS # 57-83-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/estriol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8006c65b-7e46-49de-90ac-b1ad9e9ac5b1.png?v=1752924390</image:loc>
      <image:title>*Estriol, 1000 µg/mL In Methanol, CAS # 50-27-1, 1 mL</image:title>
      <image:caption>Image of ABS72678 - Estriol, 1000 µg/mL In Methanol, CAS # 50-27-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/estrone-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6dbc7e7b-326f-42d1-84c4-52a391cb6f6f.png?v=1752924394</image:loc>
      <image:title>*Estrone, 1000 µg/mL In Methanol, CAS # 53-16-7, 1 mL</image:title>
      <image:caption>Image of ABS72679 - Estrone, 1000 µg/mL In Methanol, CAS # 53-16-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/equilenin-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ac078789-b5c5-48d1-a7db-cf799e4499eb.png?v=1752924398</image:loc>
      <image:title>*Equilenin, 1000 µg/mL In Methanol, CAS # 	517-09-9,  1 mL</image:title>
      <image:caption>Image of ABS72680 - Equilenin, 1000 µg/mL In Methanol, CAS # 	517-09-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fluroxypyr-cas-69377-81-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_28d2f83f-6898-4243-abf7-5bd32c2e3f12.png?v=1752924402</image:loc>
      <image:title>*Fluroxypyr, 1000 µg/mL in Acetonitrilem CAS # 69377-81-7, 1 mL</image:title>
      <image:caption>Image of ABS72695 - Fluroxypyr, 1000 µg/mL in Acetonitrilem CAS # 69377-81-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/17-alpha-estradiol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5808b17b-75b1-429c-a75a-dc6ef6651053.png?v=1752924406</image:loc>
      <image:title>*17-Alpha-Estradiol, 1000 µg/mL In Methanol, CAS #	57-91-0, 1 mL</image:title>
      <image:caption>Image of ABS72741 - 17-Alpha-Estradiol, 1000 µg/mL In Methanol, CAS #	57-91-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/17-alpha-ethynylestradiol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_101d8e7f-5483-4401-a983-e1ffa6766e90.png?v=1752924410</image:loc>
      <image:title>*17-Alpha-Ethynylestradiol, 1000 µg/mL In Methanol, CAS # 	57-63-6, 1 mL</image:title>
      <image:caption>Image of ABS72742 - 17-Alpha-Ethynylestradiol, 1000 µg/mL In Methanol, CAS # 	57-63-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/norethindrone-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d54b5df5-5487-4eae-8056-50625d51ef55.png?v=1752924414</image:loc>
      <image:title>*Norethindrone, 1000 µg/mL in Methanol, CAS #	68-22-4, 1 mL</image:title>
      <image:caption>Image of ABS72744 - Norethindrone, 1000 µg/mL in Methanol, CAS #	68-22-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetamiprid-1000-ug-ml-in-methanol-cas-135410-20-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_81fdab8e-5cf0-4381-9669-9978a760004a.png?v=1752924418</image:loc>
      <image:title>*Acetamiprid, 1000 µg/mL in Methanol, CAS # 135410-20-7, 1 mL</image:title>
      <image:caption>Image of ABS72759 - Acetamiprid, 1000 µg/mL in Methanol, CAS # 135410-20-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fenoxycarb-1000-ug-ml-in-acetonitrile-cas-72490-01-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_782d23f1-72af-4edd-8405-407673f05981.png?v=1752924422</image:loc>
      <image:title>*Fenoxycarb, 1000 µg/mL in Acetonitrile, CAS # 72490-01-8, 1 mL</image:title>
      <image:caption>Image of ABS72778 - Fenoxycarb, 1000 µg/mL in Acetonitrile, CAS # 72490-01-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thiamethoxam-1000-ug-ml-in-methanol-cas-153719-23-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d7164bb2-58d0-4036-902c-ed276a1ff0d6.png?v=1752924426</image:loc>
      <image:title>*Thiamethoxam, 1000 µg/mL in Methanol, CAS # 153719-23-4, 1 mL</image:title>
      <image:caption>Image of ABS72807 - Thiamethoxam, 1000 µg/mL in Methanol, CAS # 153719-23-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diisononyl-phthalate-mix-of-isomers-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e25ab632-bc3f-420f-87de-fbf714f19af1.png?v=1752924430</image:loc>
      <image:title>*Diisononyl Phthalate (Mix Of Isomers), 1000 µg/mL in Methanol, CAS # 68515-48-0, 1 mL</image:title>
      <image:caption>Image of ABS72855 - Diisononyl Phthalate (Mix Of Isomers), 1000 µg/mL in Methanol, CAS # 68515-48-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/clothianidin-1000-ug-ml-in-methanol-cas-210880-92-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8f0c11d4-d244-4263-8bf6-ded481b9de11.png?v=1752924438</image:loc>
      <image:title>*Clothianidin, 1000 µg/mL in Methanol, CAS # 210880-92-5, 1 mL</image:title>
      <image:caption>Image of ABS72993 - Clothianidin, 1000 µg/mL in Methanol, CAS # 210880-92-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methoxyfenozide-cas-161050-58-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_144e9e0d-8df3-44da-82ce-341660e6ec21.png?v=1752924442</image:loc>
      <image:title>*Methoxyfenozide, 1000 µg/mL in Methanol, CAS # 161050-58-4, 1 mL</image:title>
      <image:caption>Image of ABS72996 - Methoxyfenozide, 1000 µg/mL in Methanol, CAS # 161050-58-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/theobromine-1000-ug-ml-in-0-1m-naoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_cb3112f9-0075-4c5d-bcf0-8c31d50ec126.png?v=1752924446</image:loc>
      <image:title>*Theobromine, 1000 µg/mL In 0.1M NaOH, CAS # 83-67-0, 1 mL</image:title>
      <image:caption>Image of ABS73016 - Theobromine, 1000 µg/mL In 0.1M NaOH, CAS # 83-67-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/testosterone-1000-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c007482d-f11a-49aa-ab0e-6bab2774190c.png?v=1752924450</image:loc>
      <image:title>*Testosterone, 1000 µg/mL In Acetonitrile, CAS # 58-22-0, 1 mL</image:title>
      <image:caption>Image of ABS73119 - Testosterone, 1000 µg/mL In Acetonitrile, CAS # 58-22-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/d-l-venlafaxine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_897f69e8-b322-4a6d-b841-3ecd903274d3.png?v=1752924454</image:loc>
      <image:title>*D,L-Venlafaxine, 1000 µg/mL In Methanol, CAS # 	93413-69-5, 1 mL</image:title>
      <image:caption>Image of ABS73143 - D,L-Venlafaxine, 1000 µg/mL In Methanol, CAS # 	93413-69-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-androstene-3-17-dione-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_85b34d8d-fe99-4b3d-9881-c2da9a7766f9.png?v=1752924458</image:loc>
      <image:title>*4-Androstene-3, 17-Dione, 1000 µg/mL In Methanol, CAS # 	63-05-8, 1 mL</image:title>
      <image:caption>Image of ABS73153 - 4-Androstene-3, 17-Dione, 1000 µg/mL In Methanol, CAS # 	63-05-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-iso-octyl-phthalate-1000-ug-ml-in-methanol-cas-27554-26-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_43647985-c68a-44d5-a6a0-c56852bfec45.png?v=1752924462</image:loc>
      <image:title>*Di-iso-octyl phthalate, 1000 µg/mL in Methanol, CAS # 27554-26-3, 1 mL</image:title>
      <image:caption>Image of ABS73179 - Di-iso-octyl phthalate, 1000 µg/mL in Methanol, CAS # 27554-26-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diisoheptyl-phthalate-1000-ug-ml-in-methanol-cas-71888-89-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e25527f1-4f80-4b26-ae45-c1cce444eaa5.png?v=1752924466</image:loc>
      <image:title>*Diisoheptyl phthalate, 1000 µg/mL in Methanol, CAS # 71888-89-6, 1 mL</image:title>
      <image:caption>Image of ABS73189 - Diisoheptyl phthalate, 1000 µg/mL in Methanol, CAS # 71888-89-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/clethodim-cas-99129-21-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_19b80f1b-9d98-46ea-a419-0f37ce56336f.png?v=1752924469</image:loc>
      <image:title>*Clethodim, 1000 µg/mL in Acetonitrile, CAS # 99129-21-2, 1 mL</image:title>
      <image:caption>Image of ABS73198 - Clethodim, 1000 µg/mL in Acetonitrile, CAS # 99129-21-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/erythromycin-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fba8ad86-4eae-4c15-8b40-4ef1febc8572.png?v=1752924473</image:loc>
      <image:title>*Erythromycin, 1000 µg/mL In Methanol, CAS # 	114-07-8, 1 mL</image:title>
      <image:caption>Image of ABS73225 - Erythromycin, 1000 µg/mL In Methanol, CAS # 	114-07-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/gemfibrozil-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3f30e06d-a697-494a-8abd-fb789f98fa80.png?v=1752924308</image:loc>
      <image:title>*Gemfibrozil, 1000 µg/mL In Methanol, CAS # 	25812-30-0, 1 mL</image:title>
      <image:caption>Image of ABS73227 - Gemfibrozil, 1000 µg/mL In Methanol, CAS # 	25812-30-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/primidone-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0995e474-ee54-4da8-bdf9-fd9d20e4d055.png?v=1752924312</image:loc>
      <image:title>*Primidone, 1000 µg/mL In Methanol, CAS # 	125-33-7, 1 mL</image:title>
      <image:caption>Image of ABS73229 - Primidone, 1000 µg/mL In Methanol, CAS # 	125-33-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/citalopram-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_02b52eff-bbea-49a6-93a9-83551fd98454.png?v=1752924315</image:loc>
      <image:title>*Citalopram, 1000 µg/mL In Methanol, CAS # 59729-32-7, 1 mL</image:title>
      <image:caption>Image of ABS73230 - Citalopram, 1000 µg/mL In Methanol, CAS # 59729-32-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propanolol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f4553ba9-b3d9-4768-8e58-000461d3afa2.png?v=1752924320</image:loc>
      <image:title>*Propanolol, 1000 µg/mL In Methanol, CAS # 	318-98-9, 1 mL</image:title>
      <image:caption>Image of ABS73257 - Propanolol, 1000 µg/mL In Methanol, CAS # 	318-98-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-nitropyrene-1000-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d1acb014-271d-44b6-82d0-f6fc491d0d4c.png?v=1752924324</image:loc>
      <image:title>*4-Nitropyrene,1000 µg/mL In Acetone, CAS # 	57835-92-4, 1 mL</image:title>
      <image:caption>Image of ABS73264 - 4-Nitropyrene,1000 µg/mL In Acetone, CAS # 	57835-92-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/m-cymene-1000-ug-ml-in-methanol-cas-535-77-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_67aeb646-ae12-4631-a47d-2ee6c16280bd.png?v=1752924327</image:loc>
      <image:title>*m-Cymene, 1000 µg/mL in Methanol, CAS # 535-77-3, 1 mL</image:title>
      <image:caption>Image of ABS73321 - m-Cymene, 1000 µg/mL in Methanol, CAS # 535-77-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tricyclohexyltin-hydroxide-1000-ug-ml-in-methanol-cas-13121-70-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5f4ba3f4-3f9b-4409-a9dc-5c29815e781c.png?v=1752924332</image:loc>
      <image:title>*Tricyclohexyltin hydroxide, 1000 µg/mL in Methanol, CAS # 13121-70-5, 1 mL</image:title>
      <image:caption>Image of ABS73355 - Tricyclohexyltin hydroxide, 1000 µg/mL in Methanol, CAS # 13121-70-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mesotrione-1000-ug-ml-in-acetonitrile-cas-104206-82-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c7c52258-d854-4218-ae6c-61e42a52ee10.png?v=1752924335</image:loc>
      <image:title>*Mesotrione, 1000 µg/mL in Acetonitrile, CAS # 104206-82-8, 1 mL</image:title>
      <image:caption>Image of ABS73358 - Mesotrione, 1000 µg/mL in Acetonitrile, CAS # 104206-82-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-nitrodiphenylamine-1000-ug-ml-in-acetonitrile-cas-00836-30-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1abd8054-b044-4396-9a07-dff178ea2592.png?v=1752924345</image:loc>
      <image:title>*4-Nitrodiphenylamine, 1000 µg/mL in Acetonitrile, CAS # 00836-30-6, 1 mL</image:title>
      <image:caption>Image of ABS73383 - 4-Nitrodiphenylamine, 1000 µg/mL in Acetonitrile, CAS # 00836-30-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-pentanedione-1000-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f344faa1-9cf0-4014-8c75-62eabdd2bc73.png?v=1752924349</image:loc>
      <image:title>*2,3-Pentanedione, 1000 µg/mL In Acetone, CAS # 	600-14-6, 1 mL</image:title>
      <image:caption>Image of ABS73418 - 2,3-Pentanedione, 1000 µg/mL In Acetone, CAS # 	600-14-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorophyll-a-from-anacystis-nidulans-algae-1000-ug-ml-in-acetone-cas-479-61-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d0840a29-ef3f-4c88-94ce-9b9515dee0b8.png?v=1752924353</image:loc>
      <image:title>*Chlorophyll A from anacystis nidulans algae, 1000 µg/mL in Acetone, CAS # 479-61-8, 1 mL</image:title>
      <image:caption>Image of ABS73440 - Chlorophyll A from anacystis nidulans algae, 1000 µg/mL in Acetone, CAS # 479-61-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/oxybenzone-1000-ug-ml-in-methanol-cas-131-57-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d1e65752-8552-4b29-a369-7dbf0a0ee0b8.png?v=1752924357</image:loc>
      <image:title>*Oxybenzone, 1000 µg/mL in Methanol, CAS # 131-57-7, 1 mL</image:title>
      <image:caption>Image of ABS73445 - Oxybenzone, 1000 µg/mL in Methanol, CAS # 131-57-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tris2-chloroethylphosphate-d12-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7465ff54-e194-4b67-8660-de891f5fc68f.png?v=1752924361</image:loc>
      <image:title>*Tris(2-Chloroethyl)Phosphate- D12, 1000 µg/mL in Methylene Chloride, CAS # 	1276500-47-0,  1 mL</image:title>
      <image:caption>Image of ABS73446 - Tris(2-Chloroethyl)Phosphate- D12, 1000 µg/mL in Methylene Chloride, CAS # 	1276500-47-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-4-tetrabromodiphenyl-ether-1000-ug-ml-in-isopropanol-cas-5436-43-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4c48b3a2-9b80-44f0-ad79-4ed4f42e8553.png?v=1752924365</image:loc>
      <image:title>*2,2’,4,4’-Tetrabromodiphenyl ether, 1000 µg/mL in Isopropanol, CAS # 5436-43-1, 1 mL</image:title>
      <image:caption>Image of ABS73485 - 2,2’,4,4’-Tetrabromodiphenyl ether, 1000 µg/mL in Isopropanol, CAS # 5436-43-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/norfluoxetine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_43920f1a-69c5-47c2-b2c8-5bf2ec2c39aa.png?v=1752924368</image:loc>
      <image:title>*Norfluoxetine, 1000 µg/mL In Methanol, CAS # 56161-73-0, 1 mL</image:title>
      <image:caption>Image of ABS73523 - Norfluoxetine, 1000 µg/mL In Methanol, CAS # 56161-73-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/delta-valerolactam-1000-ug-ml-in-methanol-cas-675-20-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_040f8d5d-c589-4c8c-863a-26d141269231.png?v=1752924372</image:loc>
      <image:title>*delta-Valerolactam, 1000 µg/mL in Methanol, CAS # 675-20-7, 1 mL</image:title>
      <image:caption>Image of ABS73544 - delta-Valerolactam, 1000 µg/mL in Methanol, CAS # 675-20-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pulegone-cas-89-82-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_bb31d1f5-1df9-490a-84bb-0348e5aa589a.png?v=1752924381</image:loc>
      <image:title>*(+)-Pulegone, 1000 µg/mL in Methanol, CAS # 89-82-7, 1 mL</image:title>
      <image:caption>Image of ABS73549 - (+)-Pulegone, 1000 µg/mL in Methanol, CAS # 89-82-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/citronellol-1000-ug-ml-in-methanol-cas-106-22-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c54f32dd-c066-435a-8583-05a8f47f966f.png?v=1752924385</image:loc>
      <image:title>*Citronellol, 1000 µg/mL in Methanol, CAS # 106-22-9, 1 mL</image:title>
      <image:caption>Image of ABS73553 - Citronellol, 1000 µg/mL in Methanol, CAS # 106-22-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/citral-cas-5392-40-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_360a67db-20f6-4b67-8c29-fee921169513.png?v=1752924389</image:loc>
      <image:title>*Citral, 1000 µg/mL in Methanol, CAS # 5392-40-5, 1 mL</image:title>
      <image:caption>Image of ABS73554 - Citral, 1000 µg/mL in Methanol, CAS # 5392-40-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachlorothioanisole-1000-ug-ml-in-methanol-cas-1825-19-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0d29ce77-bba9-48d5-a5cd-0de84062a750.png?v=1752924398</image:loc>
      <image:title>*Pentachlorothioanisole, 1000 µg/mL in Methanol, CAS # 1825-19-0, 1 mL</image:title>
      <image:caption>Image of ABS73565 - Pentachlorothioanisole, 1000 µg/mL in Methanol, CAS # 1825-19-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fenchlorphos-oxon-1000-ug-ml-ethyl-acetate-cas-3983-45-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_85b70153-a317-404f-8215-8673db79733d.png?v=1752924401</image:loc>
      <image:title>*Fenchlorphos oxon, 1000 µg/mL ethyl acetate, CAS # 3983-45-7, 1 mL</image:title>
      <image:caption>Image of ABS73568 - Fenchlorphos oxon, 1000 µg/mL ethyl acetate, CAS # 3983-45-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/oxytetracycline-cas-2058-46-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_801496e8-045b-473b-a45d-574925c1eb8d.png?v=1752924405</image:loc>
      <image:title>*Oxytetracycline, 1000 µg/mL in Methanol, CAS # 2058-46-0, 1 mL</image:title>
      <image:caption>Image of ABS73602 - Oxytetracycline, 1000 µg/mL in Methanol, CAS # 2058-46-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butane-1000-ug-ml-in-methanol-cas-106-97-8-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_26bc7028-9d34-424c-a4b1-99caa8aac45c.png?v=1752924409</image:loc>
      <image:title>*n-Butane, 1000 µg/mL in Methanol, CAS # 106-97-8, 2 mL</image:title>
      <image:caption>Image of ABS73647 - n-Butane, 1000 µg/mL in Methanol, CAS # 106-97-8, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thymol-1000-ug-ml-in-methanol-cas-89-83-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6c07fb6b-bdc3-41f0-ad3c-c788d3695bb6.png?v=1752924413</image:loc>
      <image:title>*Thymol, 1000 µg/mL in Methanol, CAS # 89-83-8, 1 mL</image:title>
      <image:caption>Image of ABS73679 - Thymol, 1000 µg/mL in Methanol, CAS # 89-83-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/clarithromycin-1000-ug-ml-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f0205a55-4e9d-4262-a5cd-8d34e4328bb0.png?v=1752924417</image:loc>
      <image:title>*Clarithromycin, 1000 µg/mL Methanol, CAS # 81103-11-9, 1 mL</image:title>
      <image:caption>Image of ABS73927 - Clarithromycin, 1000 µg/mL Methanol, CAS # 81103-11-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfadiazine-cas-68-35-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_49e092f1-53e0-4010-9903-d51c5f38741b.png?v=1752924421</image:loc>
      <image:title>*Sulfadiazine, 1000 µg/mL in Methanol, CAS # 68-35-9, 1 mL</image:title>
      <image:caption>Image of ABS73937 - Sulfadiazine, 1000 µg/mL in Methanol, CAS # 68-35-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-vinylpyridine-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8949e6bb-f706-4fb2-8a42-cf9c08e3d59e.png?v=1752924425</image:loc>
      <image:title>*3-Vinylpyridine, 1000 µg/mL In Methanol, CAS # 	1121-55-7, 1 mL</image:title>
      <image:caption>Image of ABS73941 - 3-Vinylpyridine, 1000 µg/mL In Methanol, CAS # 	1121-55-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/9-hydroxyfluorene-1000-ug-ml-in-methylene-chloride-cas-1689-64-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ccf16aca-d280-4080-b3b0-0237041e0189.png?v=1752924429</image:loc>
      <image:title>*9-Hydroxyfluorene, 1000 µg/mL in Methylene Chloride, CAS # 1689-64-1, 1 mL</image:title>
      <image:caption>Image of ABS74001 - 9-Hydroxyfluorene, 1000 µg/mL in Methylene Chloride, CAS # 1689-64-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibenzoa-canthracene-1-2-3-4-dibenzanthracene-1000-mg-ml-in-methylene-chloride-cas-215-58-71-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_24fe5db6-eb06-4bff-9089-10361325c4ce.png?v=1752924433</image:loc>
      <image:title>*Dibenzo[a,c]anthracene (1,2,3,4,-Dibenzanthracene), 1000 μg/mL in Methylene Chloride, CAS # 215-58-71, mL</image:title>
      <image:caption>Image of ABS74073 - Dibenzo[a,c]anthracene (1,2,3,4,-Dibenzanthracene), 1000 μg/mL in Methylene Chloride, CAS # 215-58-71, mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-aminobiphenyl-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_71474f8b-ebef-4a9f-ac95-2a305d2c4354.png?v=1752924437</image:loc>
      <image:title>*3-Aminobiphenyl, 1000 µg/mL in Methylene Chloride, CAS # 2243-47-2, 1 mL</image:title>
      <image:caption>Image of ABS74078 - 3-Aminobiphenyl, 1000 µg/mL in Methylene Chloride, CAS # 2243-47-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tetra-n-propyltin-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ee10bc9d-281f-4a8a-bd0e-51b12512783a.png?v=1752924441</image:loc>
      <image:title>*Tetra-N-Propyltin, 1000 µg/mL In Methanol, CAS # 2176-98-9,  1 mL</image:title>
      <image:caption>Image of ABS74089 - Tetra-N-Propyltin, 1000 µg/mL In Methanol, CAS # 2176-98-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/florfenicol-cas-73231-34-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3c963f6d-be5d-4174-9533-15567ec1a146.png?v=1752924445</image:loc>
      <image:title>*Florfenicol, 1000 µg/mL in acetonitrile, CAS # 73231-34-2, 1 mL</image:title>
      <image:caption>Image of ABS74215 - Florfenicol, 1000 µg/mL in acetonitrile, CAS # 73231-34-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-methyl-1h-benzotriazole-1000-ug-ml-in-methanol-cas-29878-31-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_309ff1f2-ce65-4285-8ca9-5b67ac184dc7.png?v=1752924459</image:loc>
      <image:title>*4-Methyl-1H-benzotriazole, 1000 µg/mL in Methanol, CAS # 29878-31-7, 1 mL</image:title>
      <image:caption>Image of ABS74301 - 4-Methyl-1H-benzotriazole, 1000 µg/mL in Methanol, CAS # 29878-31-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/amisulpride-1000-ug-ml-in-methanol-cas-71675-85-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1570cf48-ea81-4a9d-b00b-29550d62dd6f.png?v=1752924462</image:loc>
      <image:title>*Amisulpride, 1000 µg/mL in Methanol, CAS # 71675-85-9, 1 mL</image:title>
      <image:caption>Image of ABS74302 - Amisulpride, 1000 µg/mL in Methanol, CAS # 71675-85-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-diphenylguanidine-1000-ug-ml-in-methanol-cas-102-06-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c5572ed0-e752-4a5b-984f-f1951bc966f0.png?v=1752924466</image:loc>
      <image:title>*1,3-Diphenylguanidine, 1000 µg/mL in Methanol, CAS # 102-06-7 1 mL</image:title>
      <image:caption>Image of ABS74326 - 1,3-Diphenylguanidine, 1000 µg/mL in Methanol, CAS # 102-06-7 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/didecyl-phthalate-1000-ug-ml-in-methanol-cas-84-77-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3463c1d4-fbd7-4966-b7ec-21bef65bdcbb.png?v=1752924469</image:loc>
      <image:title>*Didecyl phthalate, 1000 µg/mL in Methanol, CAS # 84-77-5, 1 mL</image:title>
      <image:caption>Image of ABS74453 - Didecyl phthalate, 1000 µg/mL in Methanol, CAS # 84-77-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/farnesol-cas-4602-84-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6ccad8c3-f5ea-4b86-86a2-62420dfa615b.png?v=1752924473</image:loc>
      <image:title>*Farnesol, 1000 µg/mL in Acetonitrile, CAS # 4602-84-0, 1 mL</image:title>
      <image:caption>Image of ABS74582 - Farnesol, 1000 µg/mL in Acetonitrile, CAS # 4602-84-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-db-1000-ug-ml-in-mtbe-cas-94-82-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fe7bedd7-1498-4512-9cfb-fb784ad1c9eb.png?v=1752924482</image:loc>
      <image:title>*2,4-DB, 1000 µg/mL in MTBE, CAS # 94-82-6, 1 mL</image:title>
      <image:caption>Image of ABS78006 - 2,4-DB, 1000 µg/mL in MTBE, CAS # 94-82-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acrolein-1000-ug-ml-in-water-cas-107-02-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c380ffa1-711b-4ffb-b4fe-62e1acbcf2e5.png?v=1752924486</image:loc>
      <image:title>*Acrolein, 1000 µg/mL in Water, CAS # 107-02-8, 1 mL</image:title>
      <image:caption>Image of ABS79005 - Acrolein, 1000 µg/mL in Water, CAS # 107-02-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexachlorobenzene-1000-ug-ml-in-toluene-cas-118-74-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_05fffe23-2e16-4560-ade7-0045d2309704.png?v=1752924490</image:loc>
      <image:title>*Hexachlorobenzene, 1000 µg/mL in Toluene, CAS # 118-74-1, 1 mL</image:title>
      <image:caption>Image of ABS79058 - Hexachlorobenzene, 1000 µg/mL in Toluene, CAS # 118-74-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chlorophenol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8ef40099-382a-45a2-a305-5253155eeb22.png?v=1752924494</image:loc>
      <image:title>*4-Chlorophenol, 1000 µg/mL in Methylene Chloride, CAS # 106-48-9, 1 mL</image:title>
      <image:caption>Image of ABS79061 - 4-Chlorophenol, 1000 µg/mL in Methylene Chloride, CAS # 106-48-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-8330-analyte-2-4-dinitrotoluene-cas-121-14-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_41589dcf-2c28-4536-b377-ca601563cfec.png?v=1752924498</image:loc>
      <image:title>*EPA Method 8330 Analyte (2,4-Dinitrotoluene), 1000 µg/mL in Acetonitrile, CAS # 121-14-2, 1 mL</image:title>
      <image:caption>Image of ABS79072 - EPA Method 8330 Analyte (2,4-Dinitrotoluene), 1000 µg/mL in Acetonitrile, CAS # 121-14-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/indole-1000-ug-ml-in-methanol-cas-120-72-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1131fb41-ee98-4a74-976b-c7adb1b3abc2.png?v=1752924502</image:loc>
      <image:title>*Indole, 1000 µg/mL in Methanol, CAS # 120-72-9, 1 mL</image:title>
      <image:caption>Image of ABS79092 - Indole, 1000 µg/mL in Methanol, CAS # 120-72-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1232-1000-ug-ml-in-isooctane-cas-11141-16-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_96362c26-4484-45ba-97e9-d6dd909603cc.png?v=1752924506</image:loc>
      <image:title>*Aroclor 1232, 1000 µg/mL in Isooctane, CAS # 11141-16-5, 1 mL</image:title>
      <image:caption>Image of ABS79097 - Aroclor 1232, 1000 µg/mL in Isooctane, CAS # 11141-16-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1242-1000-ug-ml-in-isooctane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_76b2d730-55ab-41b8-9391-21aa16e1f2ce.png?v=1752924479</image:loc>
      <image:title>*Aroclor 1242, 1000 µg/mL In Isooctane, CAS # 	53469-21-9, 1 mL</image:title>
      <image:caption>Image of ABS79098 - Aroclor 1242, 1000 µg/mL In Isooctane, CAS # 	53469-21-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1248-1000-ug-ml-in-isooctane-cas-12672-29-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_16541b0f-829b-4ffc-a601-afcd73b062a5.png?v=1752924482</image:loc>
      <image:title>*Aroclor 1248, 1000 µg/mL in Isooctane, CAS # 12672-29-6, 1 mL</image:title>
      <image:caption>Image of ABS79099 - Aroclor 1248, 1000 µg/mL in Isooctane, CAS # 12672-29-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1254-1000-ug-ml-in-isooctane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7f6a2315-7221-4ab7-82c1-f4bc9b9e2839.png?v=1752924486</image:loc>
      <image:title>*Aroclor 1254, 1000 µg/mL In Isooctane, CAS # 	11097-69-1, 1 mL</image:title>
      <image:caption>Image of ABS79100 - Aroclor 1254, 1000 µg/mL In Isooctane, CAS # 	11097-69-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1260-1000-ug-ml-in-isooctane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_96fcac7e-2492-4f87-8620-099f7800a920.png?v=1752924490</image:loc>
      <image:title>*Aroclor 1260, 1000 µg/mL In Isooctane, CAS # 11096-82-5, 1 mL</image:title>
      <image:caption>Image of ABS79101 - Aroclor 1260, 1000 µg/mL In Isooctane, CAS # 11096-82-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1262-1000-ug-ml-in-isooctane-cas-37324-23-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6870db2d-cd39-4188-8088-37ed8922f7f9.png?v=1752924494</image:loc>
      <image:title>*Aroclor 1262 1000 µg/mL in Isooctane, CAS # 37324-23-5, 1 mL</image:title>
      <image:caption>Image of ABS79102 - Aroclor 1262 1000 µg/mL in Isooctane, CAS # 37324-23-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetaldehyde-1000-ug-ml-in-water-cas-75-07-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3ad38868-e651-49af-9520-bfc2fb09e733.png?v=1752924498</image:loc>
      <image:title>*Acetaldehyde, 1000 µg/mL in Water, CAS # 75-07-0, 1 mL</image:title>
      <image:caption>Image of ABS79104 - Acetaldehyde, 1000 µg/mL in Water, CAS # 75-07-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-octyl-phthalate-1000-ug-ml-in-methanol-cas-117-84-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e78f14d1-b957-466a-b737-fed9165bef80.png?v=1752924502</image:loc>
      <image:title>*Di-n-octyl phthalate, 1000 µg/mL in Methanol, CAS # 117-84-0, 1 mL</image:title>
      <image:caption>Image of ABS79107 - Di-n-octyl phthalate, 1000 µg/mL in Methanol, CAS # 117-84-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dde-1000-ug-ml-in-hexane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_24548faa-ca48-405f-bba8-3c2ff6b85982.png?v=1752924507</image:loc>
      <image:title>*2,4&apos;-DDE, 1000 µg/mL In Hexane, CAS # 	3424-82-6,  1 mL</image:title>
      <image:caption>Image of ABS79114 - 2,4&apos;-DDE, 1000 µg/mL In Hexane, CAS # 	3424-82-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-nonane-1000-ug-ml-in-methanol-cas-111-84-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2750fbf2-3a37-4e73-ad55-47ca32397468.png?v=1752924511</image:loc>
      <image:title>*n-Nonane, 1000 µg/mL in Methanol, CAS # 111-84-2, 1 mL</image:title>
      <image:caption>Image of ABS79122 - n-Nonane, 1000 µg/mL in Methanol, CAS # 111-84-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis2-ethylhexyl-adipate-1000-ug-ml-in-acetone-cas-103-23-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_df1ed7a9-b8e9-4fbd-9c51-705d13b033fb.png?v=1752924515</image:loc>
      <image:title>*bis(2-Ethylhexyl) adipate, 1000 µg/mL in Acetone, CAS # 103-23-1, 1 mL</image:title>
      <image:caption>Image of ABS79143 - bis(2-Ethylhexyl) adipate, 1000 µg/mL in Acetone, CAS # 103-23-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-5-tetrachlorophenol-1000-ug-ml-in-methanol-cas-4901-51-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5472425d-9aa6-472b-9697-b1bf8972898a.png?v=1752924519</image:loc>
      <image:title>*2,3,4,5-Tetrachlorophenol, 1000 µg/mL in Methanol, CAS # 4901-51-3, 1 mL</image:title>
      <image:caption>Image of ABS79146 - 2,3,4,5-Tetrachlorophenol, 1000 µg/mL in Methanol, CAS # 4901-51-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-decane-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f61a265d-685f-4e9e-9594-fb3c7f8cb82c.png?v=1752924523</image:loc>
      <image:title>*N-Decane 1000 µg/mL In Methanol, CAS # 124-18-5, 1 mL</image:title>
      <image:caption>Image of ABS79154 - N-Decane 1000 µg/mL In Methanol, CAS # 124-18-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/catechol-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9aa32389-3359-488f-a93a-b40bdc1c80e7.png?v=1752924527</image:loc>
      <image:title>*Catechol, 1000 µg/mL In Methanol, CAS # 	120-80-9, 1 mL</image:title>
      <image:caption>Image of ABS79218 - Catechol, 1000 µg/mL In Methanol, CAS # 	120-80-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-butanol-cas-71-36-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d830e400-0b7a-48a2-9543-b613e60dc64e.png?v=1752924532</image:loc>
      <image:title>*n-Butanol, 1000 µg/mL in Water, CAS # 71-36-3, 1 mL</image:title>
      <image:caption>Image of ABS79221 - n-Butanol, 1000 µg/mL in Water, CAS # 71-36-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-8330-analyte-petn-1000-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4ea9abb7-dcea-4c6e-b1dc-5f0820ccec4e.png?v=1752924536</image:loc>
      <image:title>*EPA Method 8330 Analyte, PETN, 1000 µg/mL In Acetonitrile, CAS # 	78-11-5,  1 mL</image:title>
      <image:caption>Image of ABS79250 - EPA Method 8330 Analyte, PETN, 1000 µg/mL In Acetonitrile, CAS # 	78-11-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-8330-analyte-trinitroglycerin-1000-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_aee5ddf5-78b3-44d2-aa77-d3a833d15417.png?v=1752924539</image:loc>
      <image:title>*EPA Method 8330 Analyte, Trinitroglycerin, 1000 µg/mL In Acetonitrile, CAS # 	55-63-0, 1 mL</image:title>
      <image:caption>Image of ABS79252 - EPA Method 8330 Analyte, Trinitroglycerin, 1000 µg/mL In Acetonitrile, CAS # 	55-63-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-d-1000-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b2ee8c33-c0b5-49e3-8326-7bfcd9cdfd90.png?v=1752924543</image:loc>
      <image:title>*2,4-D, 1000 µg/mL In Acetone, CAS # 94-75-7, 1 mL</image:title>
      <image:caption>Image of ABS79255 - 2,4-D, 1000 µg/mL In Acetone, CAS # 94-75-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-tp-acid-silvex-1000-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ae7b088b-83f6-4b89-8b60-4a9813643d44.png?v=1752924547</image:loc>
      <image:title>*2,4,5-TP Acid (Silvex), 1000 µg/mL In Acetone, CAS # 93-72-1, 1 mL</image:title>
      <image:caption>Image of ABS79259 - 2,4,5-TP Acid (Silvex), 1000 µg/mL In Acetone, CAS # 93-72-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-butoxyethanol-1000-ug-ml-in-water-cas-111-76-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_22fda246-69d9-418d-9ee6-608a772995a4.png?v=1752924551</image:loc>
      <image:title>*2-Butoxyethanol, 1000 µg/mL in Water, CAS # 111-76-2, 1 mL</image:title>
      <image:caption>Image of ABS79276 - 2-Butoxyethanol, 1000 µg/mL in Water, CAS # 111-76-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexachlorocyclopentadiene-1000-ug-ml-in-iso-octane-cas-77-47-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_753b24ba-c38b-4a48-a22c-644f6fdcb464.png?v=1752924555</image:loc>
      <image:title>*Hexachlorocyclopentadiene, 1000 µg/mL in Iso-octane, CAS # 77-47-4, 1 mL</image:title>
      <image:caption>Image of ABS79304 - Hexachlorocyclopentadiene, 1000 µg/mL in Iso-octane, CAS # 77-47-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetone-cas-67-64-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_79c0bdbf-ff0d-4144-a47b-a5bd7564941f.png?v=1752924559</image:loc>
      <image:title>*Acetone, 1000 µg/mL in Water, CAS # 67-64-1, 1 mL</image:title>
      <image:caption>Image of ABS79323 - Acetone, 1000 µg/mL in Water, CAS # 67-64-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-methyl-1-butanol-1000-ug-ml-in-water-cas-123-51-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_21953923-f8a6-4627-be66-b7d4dcee7980.png?v=1752924563</image:loc>
      <image:title>*3-Methyl-1-butanol, 1000 µg/mL in Water, CAS # 123-51-3, 1 mL</image:title>
      <image:caption>Image of ABS79343 - 3-Methyl-1-butanol, 1000 µg/mL in Water, CAS # 123-51-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propionaldehyde-1000-ug-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8d2fbe29-3670-4f29-bba6-dad1c4623f21.png?v=1752924567</image:loc>
      <image:title>*Propionaldehyde, 1000 µg/mL In Water, CAS # 123-38-6, 1 mL</image:title>
      <image:caption>Image of ABS79350 - Propionaldehyde, 1000 µg/mL In Water, CAS # 123-38-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/caffeine-1000-ug-ml-in-water-cas-58-08-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2d0dc505-75d9-4ed4-86c4-f71ea0d70fb6.png?v=1752924572</image:loc>
      <image:title>*Caffeine, 1000 µg/mL in Water, CAS # 	58-08-2, 1 mL</image:title>
      <image:caption>Image of ABS79397 - Caffeine, 1000 µg/mL in Water, CAS # 	58-08-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-d-butoxyethanol-ester-1000-ug-ml-in-methanol-cas-1929-73-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_40532f79-5384-4884-8a38-80a61f18fa65.png?v=1752924576</image:loc>
      <image:title>*2,4-D, butoxyethanol ester, 1000 µg/mL in Methanol, CAS # 1929-73-3, 1 mL</image:title>
      <image:caption>Image of ABS79411 - 2,4-D, butoxyethanol ester, 1000 µg/mL in Methanol, CAS # 1929-73-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sec-butanol-cas-78-92-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e913a4e7-1c92-4353-ab49-4c6ab3c7be79.png?v=1752924579</image:loc>
      <image:title>*sec-Butanol, 1000 µg/mL in Water, CAS # 78-92-2, 1 mL</image:title>
      <image:caption>Image of ABS79424 - sec-Butanol, 1000 µg/mL in Water, CAS # 78-92-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mirex-1000-ug-ml-in-hexane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_cafddd18-21d0-465a-aadb-12c34f41a298.png?v=1752924583</image:loc>
      <image:title>*Mirex, 1000 µg/mL In Hexane, CAS # 2385-85-5, 1 mL</image:title>
      <image:caption>Image of ABS79431 - Mirex, 1000 µg/mL In Hexane, CAS # 2385-85-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-furaldehyde-furfural-1000-ug-ml-in-water-cas-98-01-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_05aeaec9-0015-41df-8c73-c602d1de1e4a.png?v=1752924587</image:loc>
      <image:title>*2-Furaldehyde (Furfural), 1000 µg/mL in Water, CAS # 98-01-1, 1 mL</image:title>
      <image:caption>Image of ABS79442 - 2-Furaldehyde (Furfural), 1000 µg/mL in Water, CAS # 98-01-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diisodecyl-phthalate-mix-of-isomers-1000-ug-ml-in-methanol-cas-26761-40-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_298e38da-f648-4060-b1c3-3a9f6cc2d30c.png?v=1752924591</image:loc>
      <image:title>*Diisodecyl phthalate (Mix of Isomers), 1000 µg/mL in Methanol, CAS # 26761-40-0, 1 mL</image:title>
      <image:caption>Image of ABS79462 - Diisodecyl phthalate (Mix of Isomers), 1000 µg/mL in Methanol, CAS # 26761-40-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acenaphthene-d10-1000-ug-ml-in-methylene-chloride-cas-15067-26-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_deeb2e3d-73f0-4eff-b38f-9239fb06bf1c.png?v=1752924595</image:loc>
      <image:title>*Acenaphthene-d10, 1000 µg/mL in Methylene Chloride, CAS # 15067-26-2, 1 mL</image:title>
      <image:caption>Image of ABS79468 - Acenaphthene-d10, 1000 µg/mL in Methylene Chloride, CAS # 15067-26-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/naphthalene-d8-cas-1146-65-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9b857a91-3610-4cf7-89f3-d343834122b0.png?v=1752924598</image:loc>
      <image:title>*Naphthalene-d8, 1000 µg/mL in Methylene Chloride, CAS # 1146-65-2, 1 mL</image:title>
      <image:caption>Image of ABS79470 - Naphthalene-d8, 1000 µg/mL in Methylene Chloride, CAS # 1146-65-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/levoglucosan-cas-498-07-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9c581abe-543f-46aa-b2e5-39b57efa8bdc.png?v=1752924602</image:loc>
      <image:title>*Levoglucosan, 1000 µg/mL in Water, CAS # 498-07-7, 1 mL</image:title>
      <image:caption>Image of ABS79511 - Levoglucosan, 1000 µg/mL in Water, CAS # 498-07-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diphenylamine-1000-ug-ml-in-acetonitrile-cas-122-39-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_384fa14b-6a49-4602-9100-bc99d8a63547.png?v=1752924607</image:loc>
      <image:title>*Diphenylamine, 1000 µg/mL in Acetonitrile, CAS # 122-39-4, 1 mL</image:title>
      <image:caption>Image of ABS79520 - Diphenylamine, 1000 µg/mL in Acetonitrile, CAS # 122-39-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-nitrodiphenylamine-1000-ug-ml-in-acetonitrile-cas-119-75-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4fca979f-c586-4f69-b88f-01790647bd59.png?v=1752924611</image:loc>
      <image:title>*2-Nitrodiphenylamine, 1000 µg/mL in Acetonitrile, CAS # 119-75-5, 1 mL</image:title>
      <image:caption>Image of ABS79522 - 2-Nitrodiphenylamine, 1000 µg/mL in Acetonitrile, CAS # 119-75-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/furan-1000-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4e930295-aace-4dca-a1f6-0e9459f65e7f.png?v=1752924617</image:loc>
      <image:title>*Furan, 1000 µg/mL In Acetonitrile, CAS # 	110-00-9, 1 mL</image:title>
      <image:caption>Image of ABS79528 - Furan, 1000 µg/mL In Acetonitrile, CAS # 	110-00-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/vanillin-1000-ug-ml-in-ethanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2f57af88-b115-43b6-b1f8-baf500eedf86.png?v=1752924621</image:loc>
      <image:title>*Vanillin, 1000 µg/mL In Ethanol, CAS # 121-33-5,  1 mL</image:title>
      <image:caption>Image of ABS79536 - Vanillin, 1000 µg/mL In Ethanol, CAS # 121-33-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-furaldehyde-furfural-1000-ug-ml-in-ethanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7f17eed2-4586-4c42-8ff2-39de2a9d5c3a.png?v=1752924625</image:loc>
      <image:title>*2-Furaldehyde (Furfural), 1000 µg/mL In Ethanol, CAS # 98-01-1, 1 mL</image:title>
      <image:caption>Image of ABS79538 - 2-Furaldehyde (Furfural), 1000 µg/mL In Ethanol, CAS # 98-01-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mestranol-1000-ug-ml-in-ethyl-acetate-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3386d260-32e3-44f7-a2d4-0624885522a9.png?v=1752924629</image:loc>
      <image:title>*Mestranol, 1000 µg/mL In Ethyl Acetate, CAS # 72-33-3, 1 mL</image:title>
      <image:caption>Image of ABS79552 - Mestranol, 1000 µg/mL In Ethyl Acetate, CAS # 72-33-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isoprene-1000-ug-ml-in-ethanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d7610617-db6d-4e84-951a-eb7f62f9a402.png?v=1752924633</image:loc>
      <image:title>*Isoprene, 1000 µg/mL In Ethanol, CAS # 	00078-79-5,  1 mL</image:title>
      <image:caption>Image of ABS79558 - Isoprene, 1000 µg/mL In Ethanol, CAS # 	00078-79-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/atrazine-desisopropyl-1000-ug-ml-in-toluene-cas-1007-28-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3163bfe3-5e35-48b1-abe7-c621d53d8b4b.png?v=1752924636</image:loc>
      <image:title>*Atrazine-desisopropyl, 1000 µg/mL in Toluene, CAS # 1007-28-9, 1 mL</image:title>
      <image:caption>Image of ABS79598 - Atrazine-desisopropyl, 1000 µg/mL in Toluene, CAS # 1007-28-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cholesterol-1000-ug-ml-in-isopropanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a89f5dce-c62a-47eb-91c2-e5037937f02c.png?v=1752924640</image:loc>
      <image:title>*Cholesterol, 1000 µg/mL In Isopropanol, CAS # 57-88-5, 1 mL</image:title>
      <image:caption>Image of ABS79638 - Cholesterol, 1000 µg/mL In Isopropanol, CAS # 57-88-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenanthrene-1000-ug-ml-in-isopropanol-cas-85-01-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f3c57b39-bb1f-416e-a7d3-5cd00d008043.png?v=1752924644</image:loc>
      <image:title>*Phenanthrene, 1000 µg/mL in Isopropanol, CAS # 85-01-8, 1 mL</image:title>
      <image:caption>Image of ABS79664 - Phenanthrene, 1000 µg/mL in Isopropanol, CAS # 85-01-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acridine-1000-ug-ml-in-methylene-chloride-cas-260-94-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c39fab91-d57e-48dc-9ae0-c005100f86db.png?v=1752924648</image:loc>
      <image:title>*Acridine, 1000 µg/mL in Methylene Chloride, CAS # 260-94-6, 1 mL</image:title>
      <image:caption>Image of ABS79682 - Acridine, 1000 µg/mL in Methylene Chloride, CAS # 260-94-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dinitroanisole-1000-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_76363390-dde0-4b5a-9788-f12406c72261.png?v=1752924652</image:loc>
      <image:title>*2,4-Dinitroanisole, 1000 µg/mL in Acetonitrile, CAS # 	119-27-7, 1 mL</image:title>
      <image:caption>Image of ABS79706 - 2,4-Dinitroanisole, 1000 µg/mL in Acetonitrile, CAS # 	119-27-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/naled-1000-ug-ml-in-acetonitrile-cas-300-76-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5f00226b-da6a-4226-abaa-ab2438e1eaae.png?v=1752924655</image:loc>
      <image:title>*Naled, 1000 µg/mL in Acetonitrile, CAS # 300-76-5, 1 mL</image:title>
      <image:caption>Image of ABS79713 - Naled, 1000 µg/mL in Acetonitrile, CAS # 300-76-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/imidacloprid-1000-ug-ml-in-acetonitrile-cas-138261-41-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9af8dc31-dd11-4f3b-8910-05fa334b30bb.png?v=1752924659</image:loc>
      <image:title>*Imidacloprid, 1000 µg/mL in Acetonitrile, CAS # 138261-41-3, 1 mL</image:title>
      <image:caption>Image of ABS79722 - Imidacloprid, 1000 µg/mL in Acetonitrile, CAS # 138261-41-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/piperonyl-butoxide-1000-ug-ml-in-acetonitrile-cas-51-03-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_395de11a-e617-4b8d-9b94-1d2b3ebb418e.png?v=1752924663</image:loc>
      <image:title>*Piperonyl butoxide, 1000 µg/mL in Acetonitrile, CAS # 51-03-6, 1 mL</image:title>
      <image:caption>Image of ABS79724 - Piperonyl butoxide, 1000 µg/mL in Acetonitrile, CAS # 51-03-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyrethrum-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5de678e5-350f-416b-8dbc-2ec67d77ab79.png?v=1752924667</image:loc>
      <image:title>*Pyrethrum, 1000 µg/mL in Acetonitrile, CAS # 8003-34-7, 1 mL</image:title>
      <image:caption>Image of ABS79725 - Pyrethrum, 1000 µg/mL in Acetonitrile, CAS # 8003-34-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroacetaldehyde-chloral-hydrate-cas-302-17-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3650ec7b-fe32-4de3-8822-6de934beb7f8.png?v=1752924671</image:loc>
      <image:title>*Trichloroacetaldehyde (Chloral hydrate), 1000 µg/mL in Acetonitrile, CAS # 302-17-0, 1 mL</image:title>
      <image:caption>Image of ABS79738 - Trichloroacetaldehyde (Chloral hydrate), 1000 µg/mL in Acetonitrile, CAS # 302-17-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propane-1000-ug-ml-in-dmso-cas-74-98-6-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_cd20dcd8-618f-4b64-96b8-859ba55ad1e1.png?v=1752924675</image:loc>
      <image:title>*Propane, 1000 µg/mL in DMSO, CAS # 74-98-6, 2 mL</image:title>
      <image:caption>Image of ABS79750 - Propane, 1000 µg/mL in DMSO, CAS # 74-98-6, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyridaben-1000-ug-ml-in-acetonitrile-cas-96489-71-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_35905ac6-26d9-4768-ab53-59409f0fd4ce.png?v=1752924511</image:loc>
      <image:title>*Pyridaben, 1000 µg/mL in Acetonitrile, CAS # 96489-71-3, 1 mL</image:title>
      <image:caption>Image of ABS79778 - Pyridaben, 1000 µg/mL in Acetonitrile, CAS # 96489-71-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetamiprid-1000-ug-ml-in-acetonitrile-cas-135410-20-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_37ab09c1-2bd5-4340-963e-00e9ddaf2c89.png?v=1752924515</image:loc>
      <image:title>*Acetamiprid, 1000 µg/mL in Acetonitrile, CAS # 135410-20-7, 1 mL</image:title>
      <image:caption>Image of ABS79783 - Acetamiprid, 1000 µg/mL in Acetonitrile, CAS # 135410-20-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/azobenzene-cas-103-33-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_99885553-adbf-4be0-91b6-1ca02d872076.png?v=1752924519</image:loc>
      <image:title>*Azobenzene, 1000 µg/mL in Methanol, CAS # 103-33-3, 1 mL</image:title>
      <image:caption>Image of ABS79794 - Azobenzene, 1000 µg/mL in Methanol, CAS # 103-33-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hydrochlorothiazide-1000-ug-ml-in-acetonitrile-cas-58-93-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2f3e75a3-bd5a-49f5-b596-83c3122caa01.png?v=1752924523</image:loc>
      <image:title>*Hydrochlorothiazide, 1000 µg/mL in Acetonitrile, CAS # 58-93-5, 1 mL</image:title>
      <image:caption>Image of ABS79799 - Hydrochlorothiazide, 1000 µg/mL in Acetonitrile, CAS # 58-93-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/lambda-cyhalothrin-cas-91465-08-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_40061b06-05c4-4a2f-93a5-b6e172e3693a.png?v=1752924527</image:loc>
      <image:title>*lambda-Cyhalothrin, 1000 µg/mL in Acetonitrile, CAS # 91465-08-6, 1 mL</image:title>
      <image:caption>Image of ABS79809 - lambda-Cyhalothrin, 1000 µg/mL in Acetonitrile, CAS # 91465-08-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sumithrin-d-cis-trans-phenothrin-1000-ug-ml-acetonitrile-cas-26002-80-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_3ef701f9-1b78-4a3a-a089-94e56f6f354f.png?v=1752924531</image:loc>
      <image:title>*Sumithrin [d-(cis-trans)-Phenothrin], 1000 µg/mL Acetonitrile, CAS # 26002-80-2, 1 mL</image:title>
      <image:caption>Image of ABS79813 - Sumithrin [d-(cis-trans)-Phenothrin], 1000 µg/mL Acetonitrile, CAS # 26002-80-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-furaldehyde-furfural-1000-ug-ml-in-acetonitrile-cas-98-01-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b38e451e-b363-4103-b107-b81d0ea96639.png?v=1752924534</image:loc>
      <image:title>*2-Furaldehyde (Furfural), 1000 µg/mL in Acetonitrile, CAS # 98-01-1, 1 mL</image:title>
      <image:caption>Image of ABS79824 - 2-Furaldehyde (Furfural), 1000 µg/mL in Acetonitrile, CAS # 98-01-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-mercaptobenzothiazole-1000-ug-ml-in-methylene-chloride-cas-149-30-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f1592596-1c91-434d-a4cb-0ccad127ace1.png?v=1752924538</image:loc>
      <image:title>*2-Mercaptobenzothiazole, 1000 µg/mL in Methylene Chloride, CAS # 149-30-4, 1 mL</image:title>
      <image:caption>Image of ABS79826 - 2-Mercaptobenzothiazole, 1000 µg/mL in Methylene Chloride, CAS # 149-30-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzotriazole-cas-95-14-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_346c6c85-0ba5-4b5d-8351-fd2d71f04d79.png?v=1752924543</image:loc>
      <image:title>*Benzotriazole, 1000 µg/mL in Methanol, CAS # 95-14-7, 1 mL</image:title>
      <image:caption>Image of ABS79856 - Benzotriazole, 1000 µg/mL in Methanol, CAS # 95-14-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trans-nonachlor-1000-ug-ml-in-iso-octane-cas-39765-80-5-1ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_33184134-3894-4a9e-a4bc-dcccfafc8471.png?v=1752924547</image:loc>
      <image:title>*trans-Nonachlor, 1000 µg/mL in iso-octane, CAS # 39765-80-5, 1mL</image:title>
      <image:caption>Image of ABS79883 - trans-Nonachlor, 1000 µg/mL in iso-octane, CAS # 39765-80-5, 1mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acenaphthylene-d8-cas-93951-97-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e87d92ae-b996-446e-9b1e-1487dd2ffd02.png?v=1752924551</image:loc>
      <image:title>*Acenaphthylene-d8, 1000 µg/mL in Methylene Chloride, CAS # 93951-97-4, 1 mL</image:title>
      <image:caption>Image of ABS79891 - Acenaphthylene-d8, 1000 µg/mL in Methylene Chloride, CAS # 93951-97-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-oxybis1-chloropropane-2000-ug-ml-in-methanol-cas-108-60-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9e6d2ae0-8c07-4f12-9255-901fde9e7fb0.png?v=1752924555</image:loc>
      <image:title>*2,2&apos;-Oxybis(1-chloropropane), 2000 µg/mL in Methanol, CAS # 108-60-1, 1 mL</image:title>
      <image:caption>Image of ABS80105 - 2,2&apos;-Oxybis(1-chloropropane), 2000 µg/mL in Methanol, CAS # 108-60-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/butyltin-chloride-standard-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_784c4a61-5571-45e7-9ae1-8cabf50189b1.png?v=1752924560</image:loc>
      <image:title>*Butyltin Chloride Standard, 4 Components, 2000 µg/mL In Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS82485 - Butyltin Chloride Standard, 4 Components, 2000 µg/mL In Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-8315-calibration-mix-1-13-components-15-ug-ml-as-aldehyde-ketone-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_23293874-a31d-4c0d-9192-edab19c9b9ca.png?v=1752924564</image:loc>
      <image:title>*EPA Method 8315 Calibration Mix #1, 13 Components, 15 µg/mL as Aldehyde/Ketone in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of ABS83509 - EPA Method 8315 Calibration Mix #1, 13 Components, 15 µg/mL, as Aldehyde/Ketone in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-8330-calibration-mix-1-8-components-100-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7fcaec97-fb69-4e92-8e10-8ee36f02911a.png?v=1752924567</image:loc>
      <image:title>*EPA Method 8330-Calibration Mix #1, 8 Components, 100 µg/mL In Acetonitrile, 1 mL</image:title>
      <image:caption>Image of ABS83525 - EPA Method 8330-Calibration Mix #1, 8 Components, 100 µg/mL In Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-8330-calibration-mix-2-6-components-100-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5860261f-4c71-454b-8b60-bfe13a06b78e.png?v=1752924571</image:loc>
      <image:title>*EPA Method 8330-Calibration Mix #2, 6 Components, 100 µg/mL In Acetonitrile, 1 mL</image:title>
      <image:caption>Image of ABS83526 - EPA Method 8330-Calibration Mix #2, 6 Components, 100 µg/mL In Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-butanone-methyl-ethyl-ketone-dnph-100-ug-ml-as-ketone-in-methanol-cas-958-60-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6d5719eb-94be-47d2-93ee-ef6cd13b0054.png?v=1752924575</image:loc>
      <image:title>*2-Butanone (Methyl ethyl ketone)-DNPH, 100 µg/mL as Ketone in Methanol, CAS # 958-60-1, 1 mL</image:title>
      <image:caption>Image of ABS83542 - 2-Butanone (Methyl ethyl ketone)-DNPH, 100 µg/mL as Ketone in Methanol, CAS # 958-60-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-methyl-2-pentanone-dnph-500-ug-ml-as-ketone-in-acetonitrile-cas-1655-42-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c419a7da-4042-4cb3-b5b9-7ec8e57ef66c.png?v=1752924579</image:loc>
      <image:title>*4-Methyl-2-pentanone-DNPH, 500 µg/mL as Ketone in Acetonitrile, CAS # 1655-42-1, 1 mL</image:title>
      <image:caption>Image of ABS83555 - 4-Methyl-2-pentanone-DNPH, 500 µg/mL as Ketone in Acetonitrile, CAS # 1655-42-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1254-1000-ug-ml-in-hexane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d733f755-498e-4e55-a6b7-2b29ecc5bfff.png?v=1752924583</image:loc>
      <image:title>*Aroclor 1254, 1000 µg/mL In Hexane, CAS # 	11097-69-1, 1 mL</image:title>
      <image:caption>Image of ABS90128 - Aroclor 1254, 1000 µg/mL In Hexane, CAS # 	11097-69-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1260-1000-ug-ml-in-hexane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6524f280-dbaa-4c09-9591-26a8867aadc3.png?v=1752924587</image:loc>
      <image:title>*Aroclor 1260, 1000 µg/mL In Hexane, CAS # 	11096-82-5, 1 mL</image:title>
      <image:caption>Image of ABS90129 - Aroclor 1260, 1000 µg/mL In Hexane, CAS # 	11096-82-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-t-butyl-ether-200-ug-ml-in-methanol-cas-1634-04-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8338dbcd-fec0-4d10-ac01-8333f1d1127e.png?v=1752924591</image:loc>
      <image:title>*Methyl-t-butyl ether, 200 µg/mL in Methanol, CAS # 1634-04-4, 1 mL</image:title>
      <image:caption>Image of ABS90131 - Methyl-t-butyl ether, 200 µg/mL in Methanol, CAS # 1634-04-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/perylene-d12-2000-ug-ml-in-toluene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_863296a6-65dc-44ca-806b-ede18d7c3fc9.png?v=1752924595</image:loc>
      <image:title>*Perylene-D12, 2000 µg/mL In Toluene, CAS # 1520-96-3, 1 mL</image:title>
      <image:caption>Image of ABS90291 - Perylene-D12, 2000 µg/mL In Toluene, CAS # 1520-96-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-trichlorobenzene-20-mg-ml-in-methanol-cas-108-70-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e7d62baa-42c5-439b-823e-2f25b4cf3bf0.png?v=1752924599</image:loc>
      <image:title>*1,3,5-Trichlorobenzene, 20 mg/mL in Methanol, CAS # 108-70-3, 1 mL</image:title>
      <image:caption>Image of ABS90306 - 1,3,5-Trichlorobenzene, 20 mg/mL in Methanol, CAS # 108-70-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1242-5000-ug-ml-in-hexane-cas-53469-21-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_53f4351e-025c-40bc-9ea0-eae349e52a8c.png?v=1752924603</image:loc>
      <image:title>*Aroclor 1242, 5000 µg/mL in Hexane, CAS # 53469-21-9, 1 mL</image:title>
      <image:caption>Image of ABS90388 - Aroclor 1242, 5000 µg/mL in Hexane, CAS # 53469-21-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/allyl-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6f1164f9-b0c3-4af2-8d07-a20777811b0d.png?v=1752924607</image:loc>
      <image:title>*Allyl Chloride, 2000 µg/mL in Methanol, CAS # 107-05-1, 1 mL</image:title>
      <image:caption>Image of ABS90421 - Allyl Chloride, 2000 µg/mL in Methanol, CAS # 107-05-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-6-tetrachlorophenol-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5521cc8a-64f8-4ac7-9dc0-ebfb457b15ba.png?v=1752924611</image:loc>
      <image:title>*2,3,5,6-Tetrachlorophenol, 2000 µg/mL In Methylene Chloride, CAS # 	935-95-5, 1 mL</image:title>
      <image:caption>Image of ABS90438 - 2,3,5,6-Tetrachlorophenol, 2000 µg/mL In Methylene Chloride, CAS # 	935-95-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachloroethane-2000-ug-ml-in-methanol-cas-76-01-7-90471-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_05595142-ea12-4bb7-9e13-8b5ecfc29781.png?v=1752924617</image:loc>
      <image:title>*Pentachloroethane, 2000 µg/mL in Methanol, CAS # 76-01-7, 1 mL</image:title>
      <image:caption>Image of ABS90471 - Pentachloroethane, 2000 µg/mL in Methanol, CAS # 76-01-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-methylnaphthalene-2000-ug-ml-in-methylene-chloride-cas-90-12-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f4ffc496-2923-4341-8b42-ec2529791e17.png?v=1752924621</image:loc>
      <image:title>*1-Methylnaphthalene, 2000 µg/mL in Methylene Chloride, CAS # 90-12-0, 1 mL</image:title>
      <image:caption>Image of ABS90494 - 1-Methylnaphthalene, 2000 µg/mL in Methylene Chloride, CAS # 90-12-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/biphenyl-2000-ug-ml-in-methylene-chloride-cas-92-52-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_19185975-7ad7-4d57-bcde-95bbb33c8a0b.png?v=1752924624</image:loc>
      <image:title>*Biphenyl, 2000 µg/mL in Methylene Chloride, CAS # 92-52-4, 1 mL</image:title>
      <image:caption>Image of ABS90495 - Biphenyl, 2000 µg/mL in Methylene Chloride, CAS # 92-52-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzoepyrene-2000-ug-ml-in-methylene-chloride-cas-192-97-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e8140a23-c766-40b8-944d-65aa5d1ce182.png?v=1752924628</image:loc>
      <image:title>*Benzo(e)pyrene, 2000 µg/mL in Methylene Chloride, CAS # 192-97-2, 1 mL</image:title>
      <image:caption>Image of ABS90506 - Benzo(e)pyrene, 2000 µg/mL in Methylene Chloride, CAS # 192-97-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenyl-ether-2000-ug-ml-in-methylene-chloride-cas-101-84-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9c5feccf-864b-4e7a-95b8-c262386b6083.png?v=1752924633</image:loc>
      <image:title>*Phenyl ether, 2000 µg/mL in Methylene Chloride, CAS # 101-84-8, 1 mL</image:title>
      <image:caption>Image of ABS90521 - Phenyl ether, 2000 µg/mL in Methylene Chloride, CAS # 101-84-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-2-trichlorotrifluoroethane-2000-ug-ml-in-methanol-cas-76-13-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7d35c964-83e0-4c6e-8223-007d8cc09877.png?v=1752924636</image:loc>
      <image:title>*1,1,2-Trichlorotrifluoroethane, 2000 µg/mL in Methanol, CAS # 76-13-1, 1 mL</image:title>
      <image:caption>Image of ABS90523 - 1,1,2-Trichlorotrifluoroethane, 2000 µg/mL in Methanol, CAS # 76-13-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1254-5000-ug-ml-in-hexane-cas-11097-69-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4295cc20-6866-4df5-8a54-8f704f337989.png?v=1752924640</image:loc>
      <image:title>*Aroclor 1254, 5000 µg/mL in Hexane, CAS # 11097-69-1, 1 mL</image:title>
      <image:caption>Image of ABS90528 - Aroclor 1254, 5000 µg/mL in Hexane, CAS # 11097-69-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1260-5000-ug-ml-in-hexane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ce277ce9-9757-404c-b00f-b8ebf052c6c7.png?v=1752924644</image:loc>
      <image:title>*Aroclor 1260, 5000 µg/mL In Hexane, CAS # 11096-82-5, 1 mL</image:title>
      <image:caption>Image of ABS90529 - Aroclor 1260, 5000 µg/mL In Hexane, CAS # 11096-82-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chloro-1-3-butadiene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c96f5ef0-8093-46e7-ad28-18c6b5651f7f.png?v=1752924648</image:loc>
      <image:title>*2-Chloro-1,3-butadiene, 2000 µg/mL in Methanol, CAS # 126-99-8, 1 mL</image:title>
      <image:caption>Image of ABS90565 - 2-Chloro-1,3-butadiene, 2000 µg/mL in Methanol, CAS # 126-99-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1016-5000-ug-ml-in-hexane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f1518f71-88e3-4187-8738-e75eba6bdfb2.png?v=1752924652</image:loc>
      <image:title>*Aroclor 1016 5000 µg/mL In Hexane, CAS # 	12674-11-2,  1 mL</image:title>
      <image:caption>Image of ABS90592 - Aroclor 1016 5000 µg/mL In Hexane, CAS # 	12674-11-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1232-5000-ug-ml-in-hexane-cas-11141-16-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_91d56ff3-c036-4e63-8830-6cfc5950b5a4.png?v=1752924656</image:loc>
      <image:title>*Aroclor 1232, 5000 µg/mL in Hexane, CAS # 11141-16-5, 1 mL</image:title>
      <image:caption>Image of ABS90594 - Aroclor 1232, 5000 µg/mL in Hexane, CAS # 11141-16-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethyl-acetate-20-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_63c5bc7a-e89b-46df-bd71-d5e4dc12365a.png?v=1752924660</image:loc>
      <image:title>*Ethyl Acetate, 20 mg/mL In Methanol, CAS # 	141-78-6, 1 mL</image:title>
      <image:caption>Image of ABS90768 - Ethyl Acetate, 20 mg/mL In Methanol, CAS # 	141-78-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/quinoline-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_28aa6487-8b84-4f20-a259-d28732f41e17.png?v=1752924664</image:loc>
      <image:title>*Quinoline, 2000 µg/mL In Methylene Chloride, CAS # 	91-22-5, 1 mL</image:title>
      <image:caption>Image of ABS90800 - Quinoline, 2000 µg/mL In Methylene Chloride, CAS # 	91-22-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/perylene-2000-ug-ml-in-methylene-chloride-cas-198-55-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b801dce0-124d-4992-bb0d-56aea90920b1.png?v=1752924667</image:loc>
      <image:title>*Perylene, 2000 µg/mL in Methylene Chloride, CAS # 198-55-0, 1 mL</image:title>
      <image:caption>Image of ABS90828 - Perylene, 2000 µg/mL in Methylene Chloride, CAS # 198-55-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hydroquinone-20-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fc6f6885-48fb-4cf0-a9c4-1d8d2f9ee31d.png?v=1752924671</image:loc>
      <image:title>*Hydroquinone, 20 mg/mL In Methanol, CAS # 	123-31-9, 1 mL</image:title>
      <image:caption>Image of ABS90842 - Hydroquinone, 20 mg/mL In Methanol, CAS # 	123-31-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-nitropropane-5000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_72842ac9-981c-4ddb-b38e-425e63a27d39.png?v=1752924675</image:loc>
      <image:title>*2-Nitropropane, 5000 µg/mL In Methanol, CAS # 	79-46-9, 1 mL</image:title>
      <image:caption>Image of ABS91102 - 2-Nitropropane, 5000 µg/mL In Methanol, CAS # 	79-46-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-mixes-complete-set-1000-ug-ml-in-hexane-7-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_bd57a161-d707-4e98-935f-65ed21bee247.png?v=1752924679</image:loc>
      <image:title>*Aroclor Mixes, Complete Set, 7 Components, 1000 µg/mL In Hexane, 7 x 1 mL</image:title>
      <image:caption>Image of ABS91130 - Aroclor Mixes, Complete Set, 7 Components, 1000 µg/mL In Hexane, 7 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/anthraquinone-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_e3e3a37f-ccac-4b76-9e1c-89f13e1373a7.png?v=1752924683</image:loc>
      <image:title>*Anthraquinone, 2000 µg/mL In Methylene Chloride, CAS # 84-65-1, 1 mL</image:title>
      <image:caption>Image of ABS91336 - Anthraquinone, 2000 µg/mL In Methylene Chloride, CAS # 84-65-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/florida-8100-tph-n-hydrocarbons-c8-c40-even-17-components-100-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_44b60bd9-fc85-4f90-b520-b902afdc39db.png?v=1752924687</image:loc>
      <image:title>*Florida 8100 - TPH - n-Hydrocarbons C8-C40 Even, 17 Components, 100 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS91407 - Florida 8100 - TPH - n-Hydrocarbons C8-C40 Even, 17 Components, 100 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pah-standard-27-components-100-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_83a18b33-090d-4477-816f-108b3f9c6d0e.png?v=1752924691</image:loc>
      <image:title>*PAH Standard, 27 Components, 100 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS92160 - PAH Standard, 27 Components, 100 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlorophenol-mix-4-5-components-100-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a12cb219-c305-42a3-b635-7bfd92193f81.png?v=1752924694</image:loc>
      <image:title>*Dichlorophenol Mix #4, 5 Components, 100 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS92237 - Dichlorophenol Mix #4, 5 Components, 100 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aromatic-internal-standard-2-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_02285612-474e-4bb2-bf55-d940cdef1548.png?v=1752924698</image:loc>
      <image:title>*Aromatic Internal Standard, 2 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS92285 - Aromatic Internal Standard, 2 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ss-pesticide-standard-22-components-200-ug-ml-in-toluene-hexane-1-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_97f317c0-7b5f-42ed-a3e0-c5fd0af39854.png?v=1752924707</image:loc>
      <image:title>*SS Pesticide Standard, 22 Components, 200 µg/mL In Toluene:Hexane (1:1), 1 mL</image:title>
      <image:caption>Image of ABS92348 - SS Pesticide Standard, 22 Components, 200 µg/mL In Toluene:Hexane (1:1), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pah-standard-25-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_73643f4a-ea44-4a03-ae8c-b8054e33d0d4.png?v=1752924721</image:loc>
      <image:title>*PAH Standard, 25 Components, 2000 µg/mL In Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS92512 - PAH Standard, 25 Components, 2000 µg/mL In Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyrene-2000-ug-ml-in-acetone-cas-129-00-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_eb161e31-5059-42f4-8d44-1860c6e9a451.png?v=1752924725</image:loc>
      <image:title>*Pyrene, 2000 µg/mL In Acetone, CAS # 129-00-0, 1 mL</image:title>
      <image:caption>Image of ABS92540 - Pyrene, 2000 µg/mL In Acetone, CAS # 129-00-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-mix-3-2000-ug-ml-in-methanol-water-9-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_bd4a348f-896e-4e9b-8a44-16dc2bc52d40.png?v=1752924730</image:loc>
      <image:title>*Volatile Mix #3, 3 components, 2000 µg/mL In Methanol:Water (9:1), 1 mL</image:title>
      <image:caption>Image of ABS92680 - Volatile Mix #3, 3 components, 2000 µg/mL In Methanol:Water (9:1), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-526-528-phenols-standard-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a74fe990-b2dc-4b33-ab19-fbcee73980a6.png?v=1752924735</image:loc>
      <image:title>*EPA Method 526/528 Phenols Standard, 13 Components, 1000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS92969 - EPA Method 526/528 Phenols Standard, 13 Components, 1000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-organics-standard-14-components-100-ug-ml-in-isooctane-toluene-1-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_15ed6298-9128-4f28-8eb3-f721a3e70fed.png?v=1752924738</image:loc>
      <image:title>*Chlorinated Organics Standard, 14 Components, 100 µg/mL In Isooctane:Toluene (1:1), 1 mL</image:title>
      <image:caption>Image of ABS93008 - Chlorinated Organics Standard, 14 Components, 100 µg/mL In Isooctane:Toluene (1:1), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/citric-acid-0-1-wt-1000-ug-ml-in-water-5-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f6c9f236-b453-46d0-9441-b2a773572c92.png?v=1752924743</image:loc>
      <image:title>*Citric Acid (0.1% WT), 1 g/L In Water, CAS # 77-92-9, 5 mL</image:title>
      <image:caption>Image of ABS93442 - Citric Acid (0.1% WT), 1 g/L In Water, CAS # 77-92-9, 5 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/citric-acid-0-2-wt-2000-ug-ml-in-water-cas-77-92-9-5-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_87950447-a5b8-44b9-9889-e0da53877373.png?v=1752924747</image:loc>
      <image:title>*Citric Acid (0.2% WT), 2 g/L In Water, CAS # 77-92-9, 5 mL</image:title>
      <image:caption>Image of ABS93443 - Citric Acid (0.2% WT), 2 g/L In Water, CAS # 77-92-9, 5 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/citric-acid-0-3-wt-3000-ug-ml-in-water-cas-77-92-9-5-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7c77000c-25d2-4c47-a74d-7604c3d6f37e.png?v=1752924752</image:loc>
      <image:title>*Citric Acid (0.3% WT), 3 g/L In Water, CAS # 77-92-9, 5 mL</image:title>
      <image:caption>Image of ABS93444 - Citric Acid (0.3% WT), 3 g/L In Water, CAS # 77-92-9, 5 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-hydrocarbon-standard-3-components-2000-ug-ml-in-toluene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5b70310e-61cc-4991-a0f3-0fbda6622aae.png?v=1752924756</image:loc>
      <image:title>*N-Hydrocarbon Standard, 3 Components, 2000 µg/mL In Toluene, 1 mL</image:title>
      <image:caption>Image of ABS93498 - N-Hydrocarbon Standard, 3 Components, 2000 µg/mL In Toluene, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trimethylamine-1000-ug-ml-in-in-methanol-25-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a9cabbed-a871-4cfc-92f5-5460f7764d5d.png?v=1752924760</image:loc>
      <image:title>*Trimethylamine, 1000 µg/mL In In Methanol, CAS # 	75-50-3, 25 mL</image:title>
      <image:caption>Image of ABS93575 - Trimethylamine, 1000 µg/mL In In Methanol, CAS # 	75-50-3, 25 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-tribromobenzene-100-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_8f047d7d-2ea1-4883-8e29-65785467a62c.png?v=1752924770</image:loc>
      <image:title>*1,3,5-Tribromobenzene, 100 µg/mL in Acetone, CAS # 	626-39-1, 1 mL</image:title>
      <image:caption>Image of ABS94041 - 1,3,5-Tribromobenzene, 100 µg/mL in Acetone, CAS # 	626-39-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aliphatic-hydrocarbon-standard-c5-c12-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f485ae1a-2e89-43f9-aede-fc3f60aacb87.png?v=1752924774</image:loc>
      <image:title>*Aliphatic Hydrocarbon Standard C5-C12, 8 Components, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS94304 - Aliphatic Hydrocarbon Standard C5-C12, 8 Components, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenols-standard-19-components-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_cee16e44-d7fb-48be-a420-7946354c87e2.png?v=1752924778</image:loc>
      <image:title>*Phenols Standard, 19 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS94364 - Phenols Standard, 19 Components, 2000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/piperonyl-butoxide-100-ug-ml-in-toluene-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_39375397-6ad4-4d2d-84d1-800f9697f732.png?v=1752924782</image:loc>
      <image:title>*Piperonyl butoxide, 100 µg/mL in toluene, CAS # 	51-03-6, 1 mL</image:title>
      <image:caption>Image of ABS94476 - Piperonyl butoxide, 100 µg/mL in toluene, CAS # 	51-03-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-552-2-552-3-standard-9-components-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_44e79a82-bfab-4986-964f-71a269365b78.png?v=1752924786</image:loc>
      <image:title>*EPA Method 552.2, 552.3 Standard, 9 Components, 1000 µg/mL in MTBE, 1 mL</image:title>
      <image:caption>Image of ABS94520 - EPA Method 552.2, 552.3 Standard, 9 Components, 1000 µg/mL in MTBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-trichlorobenzene-cas-108-70-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ba92fadd-72c0-446d-92ed-91629bf2017e.png?v=1752924790</image:loc>
      <image:title>*1,3,5-Trichlorobenzene, 2000 µg/mL in Methanol, CAS # 108-70-3, 1 mL</image:title>
      <image:caption>Image of ABS94559 - 1,3,5-Trichlorobenzene, 2000 µg/mL in Methanol, CAS # 108-70-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pcb-congener-surrogate-standard-mix-100-ug-ml-in-isooctane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_71cd2aae-5458-4dbe-ba62-c2fb1736bbd2.png?v=1752924794</image:loc>
      <image:title>*PCB Congener Surrogate Standard Mix, 3 Components, 100 µg/mL in Isooctane, 1 mL</image:title>
      <image:caption>Image of ABS94568 - PCB Congener Surrogate Standard Mix, 3 Components, 100 µg/mL in Isooctane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pcb-congener-internal-standard-mix-100-ug-ml-in-isooctane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_76fe1841-c330-4a57-bc38-5e7ba6459f05.png?v=1752924798</image:loc>
      <image:title>*PCB Congener Internal Standard Mix, 2 Components, 100 µg/mL in Isooctane, 1 mL</image:title>
      <image:caption>Image of ABS94569 - PCB Congener Internal Standard Mix, 2 Components, 100 µg/mL in Isooctane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticide-standard-6-components-1000-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_319dd915-19d0-4259-85f7-1fe45cb91818.png?v=1752924802</image:loc>
      <image:title>*Pesticide Standard, 6 Components, 1000 µg/mL In Acetone, 1 mL</image:title>
      <image:caption>Image of ABS94895 - Pesticide Standard, 6 Components, 1000 µg/mL In Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-hydrocarbon-standard-eph-7-components-2000-ug-ml-in-cyclohexane-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_f0fb7ed7-8b86-458d-aa61-782f894cf5c5.png?v=1752924811</image:loc>
      <image:title>*N-Hydrocarbon Standard - EPH, 7 Components, 2000 µg/mL In Cyclohexane, 1 mL</image:title>
      <image:caption>Image of ABS95036 - N-Hydrocarbon Standard - EPH, 7 Components, 2000 µg/mL In Cyclohexane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trihalomethane-standard-4-components-varied-conc-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_65cc1b90-0c4c-4d4c-9250-5b70c354d395.png?v=1752924815</image:loc>
      <image:title>*Trihalomethane Standard, 4 Components, Varied Conc. in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS95072 - Trihalomethane Standard, 4 Components, Varied Conc. in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/glyphosate-200-ug-ml-in-water-cas-1071-83-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_c773a426-8d19-4adb-b2d9-838ffd4c23ef.png?v=1752924819</image:loc>
      <image:title>*Glyphosate, 200 µg/mL in Water, CAS # 1071-83-6, 1 mL</image:title>
      <image:caption>Image of ABS95268 - Glyphosate, 200 µg/mL in Water, CAS # 1071-83-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/paraquat-d8-100-ug-ml-in-water-cas-347841-45-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6f54bf8c-2c8c-44f4-89c4-30e495e8418b.png?v=1752924827</image:loc>
      <image:title>*Paraquat-d8, 100 µg/mL in Water, CAS # 347841-45-6, 1 mL</image:title>
      <image:caption>Image of ABS95305 - Paraquat-d8, 100 µg/mL in Water, CAS # 347841-45-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fluoranthene-d10-1000-ug-ml-in-toluene-cas-93951-69-0-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d70d63ae-6fba-4181-b23d-7a4e4bd82c87.png?v=1752924830</image:loc>
      <image:title>*Fluoranthene-d10, 1000 µg/mL in Toluene, CAS # 93951-69-0, 2 mL</image:title>
      <image:caption>Image of ABS95329 - Fluoranthene-d10, 1000 µg/mL in Toluene, CAS # 93951-69-0, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/clp-semi-volatile-calibration-standard-71-components-1000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1cdc7097-856f-4765-9e1e-e0fad29f6aab.png?v=1752924838</image:loc>
      <image:title>*CLP Semi-Volatile Calibration Standard, 71 Components, 1000 µg/mL in Methylene Chloride, 1 mL</image:title>
      <image:caption>Image of ABS95386 - CLP Semi-Volatile Calibration Standard, 71 Components, 1000 µg/mL in Methylene Chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethyl-acetate-10mg-ml-in-water-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_592127b0-8cfc-448f-883f-7e33b71e9bb6.png?v=1752924842</image:loc>
      <image:title>*Ethyl Acetate, 10mg/mL In Water, CAS # 	141-78-6, 1 mL</image:title>
      <image:caption>Image of ABS95542 - Ethyl Acetate, 10mg/mL In Water, CAS # 	141-78-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/siloxane-mix-2000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_979f688d-9ab4-483c-96bd-9121bb85d044.png?v=1752924846</image:loc>
      <image:title>*Siloxane Mix, 9 Components, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS95580 - Siloxane Mix, 9 Components, 2000 µg/mL In Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/glycol-bromohydrin-10mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_557a8c9c-a993-4ac7-b634-a12a428e91fd.png?v=1752924850</image:loc>
      <image:title>*Glycol Bromohydrin, 10mg/mL In Methanol, CAS # 00540-51-2, 1 mL</image:title>
      <image:caption>Image of ABS95616 - Glycol Bromohydrin, 10mg/mL In Methanol, CAS # 00540-51-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethanol-99-99-neat-cas-64-17-5-10-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a5f422e7-30f9-4d20-8845-ef6f5812b71f.png?v=1752924854</image:loc>
      <image:title>*Ethanol, 99.99%, Neat, CAS # 64-17-5, 10 mL</image:title>
      <image:caption>Image of ABS96040 - Ethanol, 99.99%, Neat, CAS # 64-17-5, 10 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/btex-standard-mix-6-components-10000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9079b740-86aa-4bc8-a766-387a6e68ee9d.png?v=1752924869</image:loc>
      <image:title>*BTEX Standard Mix, 6 Components, 10000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS96138 - BTEX Standard Mix, 6 Components, 10000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/caffeine-kit-5-components-varied-conc-in-water-cas-58-08-2-5-x-5-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_203_20Clear_20Ampouls_201280x1280_9c779fcc-ccc6-4f4b-aea1-2b730934c865.png?v=1752924886</image:loc>
      <image:title>*Caffeine Kit, 5 Components, Varied conc. in Water, CAS # 58-08-2, 5 x 5 mL</image:title>
      <image:caption>Image of ABS96710 - Caffeine Kit, 5 Components, Varied conc. in Water, CAS # 58-08-2, 5 x 5 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-butyl-sulfide-as-sulfur-0-25-ug-ml-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_5ee71c0d-8227-40db-9a33-e1bfed14bcd8.png?v=1752924896</image:loc>
      <image:title>*Di-n-Butyl sulfide as Sulfur (0.25 ug/mL), 2 mL</image:title>
      <image:caption>Image of ABS96779 - Di-n-Butyl sulfide as Sulfur (0.25 ug/mL), 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfur-in-diesel-fuel-blank-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7932a2b8-c8b3-4bbb-b58e-69d21fb0e6cf.png?v=1752924899</image:loc>
      <image:title>*Sulfur in Diesel Fuel Blank, 2 mL</image:title>
      <image:caption>Image of ABS96789 - Sulfur in Diesel Fuel Blank, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-butyl-sulfide-as-sulfur-5-0-ug-ml-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_da88806d-4604-4b52-811b-adf02623f8a9.png?v=1752924903</image:loc>
      <image:title>*Di-n-Butyl sulfide as Sulfur  (5.0 ug/mL), 2 ml</image:title>
      <image:caption>Image of ABS97244 - Di-n-Butyl sulfide as Sulfur (5.0 ug/mL), 2 ml</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-butyl-sulfide-as-sulfur-10-0-ug-ml-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a3a55342-e14e-4a94-a9a1-307b0fd4c10f.png?v=1752924906</image:loc>
      <image:title>*Di-n-Butyl sulfide as Sulfur (10.0 ug/mL), 2 ml</image:title>
      <image:caption>Image of ABS97245 - Di-n-Butyl sulfide as Sulfur (10.0 ug/mL), 2 ml</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/istd-mix-4-components-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2cfe8693-09f7-494e-bdb1-335f9c2d5020.png?v=1752924910</image:loc>
      <image:title>*ISTD Mix, 4 Components, 1000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS97472 - ISTD Mix, 4 Components, 1000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aflatoxin-b1-from-aspergillus-flavus-cas-1162-65-8-100-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_ba4edf96-c2b0-4c71-8a86-37ebff1f117c.png?v=1752924920</image:loc>
      <image:title>*Aflatoxin B1 (from Aspergillus Flavus), 100 µg/mL in Acetonitrile, CAS # 1162-65-8, 1 mL</image:title>
      <image:caption>Image of ABS98444 - Aflatoxin B1 (from Aspergillus Flavus), 100 µg/mL in Acetonitrile, CAS # 1162-65-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aflatoxin-b2-100-ug-ml-in-acetonitrile-cas-7220-81-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a3555f32-9fb4-49dd-80e7-38fb1713448d.png?v=1752924924</image:loc>
      <image:title>*Aflatoxin B2, 100 µg/mL in Acetonitrile, CAS # 7220-81-7, 1 mL</image:title>
      <image:caption>Image of ABS98445 - Aflatoxin B2, 100 µg/mL in Acetonitrile, CAS # 7220-81-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aflatoxin-g1-from-aspergillus-flavus-100-ug-ml-in-acetonitrile-cas-1165-39-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a73bfadc-8431-4f09-8038-7e5fd496089a.png?v=1752924721</image:loc>
      <image:title>*Aflatoxin G1 (from Aspergillus Flavus), 100 µg/mL in Acetonitrile, CAS # 1165-39-5, 1 mL</image:title>
      <image:caption>Image of ABS98446 - Aflatoxin G1 (from Aspergillus Flavus), 100 µg/mL in Acetonitrile, CAS # 1165-39-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aflatoxin-g2-100-ug-ml-in-acetonitrile-cas-7241-98-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2fcc6812-5069-4934-a591-01cee7700739.png?v=1752924725</image:loc>
      <image:title>*Aflatoxin G2, 100 µg/mL in Acetonitrile, CAS # 7241-98-7, 1 mL</image:title>
      <image:caption>Image of ABS98447 - Aflatoxin G2, 100 µg/mL in Acetonitrile, CAS # 7241-98-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ochratoxin-a-from-petromyces-albertensis-100-ug-ml-in-acetonitrile-cas-303-47-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_06548132-70ed-434d-a6a6-7fda0c5ed354.png?v=1752924730</image:loc>
      <image:title>*Ochratoxin A (from Aspergillus ochraceus), 100 µg/mL In Acetonitrile, CAS # 303-47-9, 1 mL</image:title>
      <image:caption>Image of ABS98448 - Ochratoxin A (from Aspergillus ochraceus), 100 µg/mL In Acetonitrile, CAS # 303-47-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aflatoxin-ochratoxin-calibration-standard-10-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_38f3c692-2689-4f94-bcdb-0f2889b7b8ce.png?v=1752924734</image:loc>
      <image:title>*Aflatoxin &amp; Ochratoxin Calibration Standard, 5 components, 10 µg/mL In Acetonitrile, 1 mL</image:title>
      <image:caption>Image of ABS98449 - Aflatoxin &amp; Ochratoxin Calibration Standard, 5 components, 10 µg/mL In Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pah-standard-9-components-1000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_831384aa-8831-43e0-b9ea-8f0ad7e398f4.png?v=1752924739</image:loc>
      <image:title>*PAH Standard, 9 Components, 1000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of ABS98536 - PAH Standard, 9 Components, 1000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-8081-mix-3a-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fabf5e4a-f2fc-4fd7-85b5-7bad5f10dd1c.png?v=1752924743</image:loc>
      <image:title>*EPA Method 8081 Mix #3A, 1 mL</image:title>
      <image:caption>Image of ABS98651 - EPA Method 8081 Mix #3A, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticides-calibration-lc-ms-ms-rev-1-3-amps-16-components-100-ug-ml-in-acetonitrile-4-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standards_20Amber_20Ampouls_20Group_201280x1280_a0009554-3a02-4beb-9a0b-7f39f4ac6d95.png?v=1752924747</image:loc>
      <image:title>*Pesticides Calibration LC-MS/MS Rev 2 (+2 amps), 14 Components, 100 µg/mL In Acetonitrile, 3 x 1 mL</image:title>
      <image:caption>Image of ABS98680 - Pesticides Calibration LC-MS/MS Rev 2 (+2 amps), 14 Components, 100 µg/mL In Acetonitrile, 3 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acrylonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_fc1000c5-ecf3-4d03-95a0-aefc9ef39754.png?v=1752924756</image:loc>
      <image:title>*Acrylonitrile, 2000 µg/mL in Methanol, CAS # 107-13-1, 1 mL</image:title>
      <image:caption>Image of ABS98789 - Acrylonitrile, 2000 µg/mL in Methanol, CAS # 107-13-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/perylene-d12-cas-1520-96-3-4000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_942d7c16-0a63-4ed2-a93e-3e43636b7a6f.png?v=1752924760</image:loc>
      <image:title>*Perylene-d12, 4000 µg/mL in Methylene Chloride, CAS # 1520-96-3, 1 mL</image:title>
      <image:caption>Image of ABS98853 - Perylene-d12, 4000 µg/mL in Methylene Chloride, CAS # 1520-96-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-trichlorobenzene-in-methanol-5000-ug-ml-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b4faa99f-664a-409f-912a-c95291d16f66.png?v=1752924764</image:loc>
      <image:title>*1,3,5-Trichlorobenzene, 	5000 µg/mL 	in Methanol,CAS # 108-70-3 , 1 mL</image:title>
      <image:caption>Image of ABS98931 - 1,3,5-Trichlorobenzene, 	5000 µg/mL 	in Methanol,CAS # 108-70-3 , 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-butyl-sulfide-as-sulfur-0-1-ug-ml-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_781163ea-e3e7-4b2b-a6bc-9d0f9de7f366.png?v=1752924768</image:loc>
      <image:title>*Di-n-Butyl sulfide as Sulfur (0.1 ug/mL), 2 ml</image:title>
      <image:caption>Image of ABS98964 - Di-n-Butyl sulfide as Sulfur (0.1 ug/mL), 2 ml</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-butyl-sulfide-as-sulfur-0-5-ug-ml-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1824b5c2-050d-4e75-b8f9-e355222b5459.png?v=1752924773</image:loc>
      <image:title>*Di-n-Butyl sulfide as Sulfur (0.5 ug/mL), 2 ml</image:title>
      <image:caption>Image of ABS98966 - Di-n-Butyl sulfide as Sulfur (0.5 ug/mL), 2 ml</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-butyl-sulfide-as-sulfur-1-0-ug-ml-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_2fc40189-bf3d-457c-8004-0696d6bab11a.png?v=1752924777</image:loc>
      <image:title>*Di-n-Butyl sulfide as Sulfur (1.0 ug/mL), 2 ml</image:title>
      <image:caption>Image of ABS98967 - Di-n-Butyl sulfide as Sulfur (1.0 ug/mL), 2 ml</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-pentanedione-2000-ug-ml-in-methanol-water-9-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_29988d05-312c-4e57-bc82-5ca9380087f2.png?v=1752924781</image:loc>
      <image:title>*2,3-Pentanedione, 2000 µg/mL In Methanol: Water (9:1), CAS # 	600-14-6, 1 mL</image:title>
      <image:caption>Image of ABS99142 - 2,3-Pentanedione, 2000 µg/mL In Methanol: Water (9:1), CAS # 	600-14-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichloroanisole-d5-100-ug-ml-in-methanol-cas-352439-08-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_31c99e01-5cf5-4c9d-9026-5f31f1dcb534.png?v=1752924785</image:loc>
      <image:title>*2,4,6-Trichloroanisole-d5, 100 µg/mL in Methanol, CAS # 352439-08-8, 1 mL</image:title>
      <image:caption>Image of ABS99161 - 2,4,6-Trichloroanisole-d5, 100 µg/mL in Methanol, CAS # 352439-08-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetonitriles-4-components-2000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_7be1c818-744b-4d49-871a-b02184786b52.png?v=1752924789</image:loc>
      <image:title>*Haloacetonitriles, 4 Components, 2000 µg/mL In MtBE, 1 mL</image:title>
      <image:caption>Image of ABS99446 - Haloacetonitriles, 4 Components, 2000 µg/mL In MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexachloroethane-2000-ug-ml-in-methanol-cas-67-72-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_a763381c-d374-49af-bed3-6c30adf2a322.png?v=1752924793</image:loc>
      <image:title>*Hexachloroethane, 2000 µg/mL in Methanol, CAS # 67-72-1, 1 mL</image:title>
      <image:caption>Image of ABS99551 - Hexachloroethane, 2000 µg/mL in Methanol, CAS # 67-72-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-aminobiphenyl-10-mg-ml-in-hexane-cas-2243-47-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_d855e93e-cd5e-4364-bcd9-bbc479851dda.png?v=1752924797</image:loc>
      <image:title>*3-Aminobiphenyl, 10 mg/mL In Hexane, CAS # 2243-47-2, 1 mL</image:title>
      <image:caption>Image of ABS99568 - 3-Aminobiphenyl, 10 mg/mL In Hexane, CAS # 2243-47-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-aminobiphenyl-10-mg-ml-in-hexane-cas-92-67-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_505fb636-b405-4931-8d92-f31c7a394bd8.png?v=1752924800</image:loc>
      <image:title>*4-Aminobiphenyl, 10 mg/mL In Hexane, CAS # 92-67-1, 1 mL</image:title>
      <image:caption>Image of ABS99569 - 4-Aminobiphenyl, 10 mg/mL In Hexane, CAS # 92-67-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-502-524-gases-2000-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_792b9e21-c591-4f51-8376-07f78b6b81e3.png?v=1752924804</image:loc>
      <image:title>*EPA Method 502/524 Gases, 2000 µg/mL In Methanol, 1 mL</image:title>
      <image:caption>Image of ABS99572 - EPA Method 502/524 Gases, 2000 µg/mL In Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trifluoroacetophenone-200-ug-ml-in-acetone-cas-129322-83-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1283d61e-fb95-4277-8fb4-fb86172e4637.png?v=1752924808</image:loc>
      <image:title>*2’,4’,5’-Trifluoroacetophenone, 200 µg/mL in Acetone, CAS # 129322-83-4, 1 mL</image:title>
      <image:caption>Image of ABS99613 - 2’,4’,5’-Trifluoroacetophenone, 200 µg/mL in Acetone, CAS # 129322-83-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/residual-solvents-calibration-1000-ug-ml-in-1-2-4-trimethylbenzene-2-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_50f81e66-e244-4449-9991-330a9703ef2f.png?v=1752924812</image:loc>
      <image:title>*Residual Solvents Calibration, 18 Components, 1000 µg/mL in 1,2,4-trimethylbenzene, 2 mL</image:title>
      <image:caption>Image of ABS99630 - Residual Solvents Calibration, 18 Components, 1000 µg/mL in 1,2,4-trimethylbenzene, 2 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aflatoxins-b1-b2-g1-g2-standard-10-ug-ml-in-acetonitrile-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_4e511a5a-444e-481b-a4f2-612b4aab8d54.png?v=1752924816</image:loc>
      <image:title>*Aflatoxins (B1,B2,G1,G2) Standard, 4 Components, 10 µg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of ABS99991 - Aflatoxins (B1,B2,G1,G2) Standard, 4 Components, 10 µg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ochratoxin-a-from-petromyces-albertensis-10-ug-ml-in-acetonitrile-cas-303-47-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_18c3f4ca-db81-44f6-a82d-33f92855f8a8.png?v=1752924820</image:loc>
      <image:title>*Ochratoxin A (from Petromyces albertensis), 10 µg/mL in Acetonitrile, CAS # 303-47-9, 1 mL</image:title>
      <image:caption>Image of ABS99992 - Ochratoxin A (from Petromyces albertensis), 10 µg/mL in Acetonitrile, CAS # 303-47-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/spatula-for-3d-coseedis-c680-sterile</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/ABC_20Biopply_20800x800_20100dpi_57de04d7-2ddd-442b-b015-029fdd7d1b6c.png?v=1752924824</image:loc>
      <image:title>Spatula for 3D CoSeedis™ C680, Sterile</image:title>
      <image:caption>Logo of abc biopply for ABSPTV0919 - Spatula for 3D CoSeedis C680, Sterile</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/spatula-for-3d-coseedis-c200-c880-sterile</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/ABC_20Biopply_20800x800_20100dpi_74df0b0b-8895-431e-a2ac-4287b5701935.png?v=1752924827</image:loc>
      <image:title>Spatula for 3D CoSeedis™ C200/C880, Sterile</image:title>
      <image:caption>Logo of abc biopply for ABSPTV1117 - Spatula for 3D CoSeedis C200/C880, Sterile</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis2-ethylhexyl-phthalate-appendix-ix-compound-100-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_9ae2cd1c-6e7a-4bac-b44a-1ca48381f4f7.png?v=1752924833</image:loc>
      <image:title>*Bis(2-Ethylhexyl) Phthalate, 100 µg/mL In Methanol, CAS # 	117-81-7, 1 mL</image:title>
      <image:caption>Image of ABSX9029 - Bis(2-Ethylhexyl) Phthalate, 100 µg/mL In Methanol, CAS # 	117-81-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromodichloromethane-100-ug-ml-in-methanol-x9030-cas-75-27-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_361777f3-33cf-4e8c-9190-e326159e4034.png?v=1752924838</image:loc>
      <image:title>*Bromodichloromethane, 100 µg/mL in Methanol, CAS # 75-27-4, 1 mL</image:title>
      <image:caption>Image of ABSX9030 - Bromodichloromethane, 100 µg/mL in Methanol, CAS # 75-27-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/7-12-dimethylbenzaanthracene-100-ug-ml-in-methylene-chloride-cas-57-97-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_20fc1681-a7cb-4156-a449-dafde3dee220.png?v=1752924842</image:loc>
      <image:title>*7,12-Dimethylbenz(a)anthracene, 100 µg/mL, in Methylene Chloride, CAS # 57-97-6, 1 mL</image:title>
      <image:caption>Image of ABSX9085 - 7,12-Dimethylbenz(a)anthracene, 100 µg/mL, in Methylene Chloride, CAS # 57-97-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-4-dioxane-100-ug-ml-in-methanol-cas-123-91-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_05795880-0560-4c80-ac8f-a3db417c9dd1.png?v=1752924846</image:loc>
      <image:title>*1,4-Dioxane,  100 µg/mL in Methanol, CAS # 123-91-1, 1 mL</image:title>
      <image:caption>Image of ABSX9097 - 1,4-Dioxane, 100 µg/mL in Methanol, CAS # 123-91-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-nitroaniline-appendix-ix-compound-100-ug-ml-in-methanol-cas-00088-74-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_70fca0a3-c55a-4cc1-bcb6-95ea5e209125.png?v=1752924850</image:loc>
      <image:title>*2-Nitroaniline, Appendix IX Compound, 100 µg/mL In Methanol, CAS # 00088-74-4, 1 mL</image:title>
      <image:caption>Image of ABSX9141 - 2-Nitroaniline, Appendix IX Compound, 100 µg/mL In Methanol, CAS # 00088-74-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-nitroaniline-appendix-ix-compound-100-ug-ml-in-methanol-cas-000099-09-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_43030db2-ef00-452f-b0b8-42a393548de2.png?v=1752924854</image:loc>
      <image:title>*3-Nitroaniline, Appendix IX Compound, 100 µg/mL In Methanol, CAS # 000099-09-2, 1 mL</image:title>
      <image:caption>Image of ABSX9142 - 3-Nitroaniline, Appendix IX Compound, 100 µg/mL In Methanol, CAS # 000099-09-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-nitroaniline-appendix-ix-compound-100-ug-ml-in-methanol-cas-00100-01-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_6c88aaa9-fb76-42bf-b527-389c4a97b191.png?v=1752924858</image:loc>
      <image:title>*4-Nitroaniline, Appendix IX Compound, 100 µg/mL In Methanol, CAS # 00100-01-6,1 mL</image:title>
      <image:caption>Image of ABSX9143 - 4-Nitroaniline, Appendix IX Compound, 100 µg/mL In Methanol, CAS # 00100-01-6,1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1242-appendix-ix-compound-100-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_1faabdf4-9980-4772-ac2c-258c04a8a40a.png?v=1752924862</image:loc>
      <image:title>*Aroclor 1242,  100 µg/mL In Methanol, CAS # 	53469-21-9, 1 mL</image:title>
      <image:caption>Image of ABSX9162 - Aroclor 1242, 100 µg/mL In Methanol, CAS # 	53469-21-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1254-appendix-ix-compound-100-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_0525be77-ee9c-4dd3-ad0d-82d7043f7d2e.png?v=1752924866</image:loc>
      <image:title>*Aroclor 1254, 100 µg/mL In Methanol, CAS # 	11097-69-1, 1 mL</image:title>
      <image:caption>Image of ABSX9164 - Aroclor 1254, 100 µg/mL In Methanol, CAS # 	11097-69-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1260-appendix-ix-compound-100-ug-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_767803ee-a3af-47e6-b722-0efb80ab64f1.png?v=1752924870</image:loc>
      <image:title>*Aroclor 1260, 100 µg/mL In Methanol, CAS # 	11096-82-5, 1 mL</image:title>
      <image:caption>Image of ABSX9165 - Aroclor 1260, 100 µg/mL In Methanol, CAS # 	11096-82-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mirex-100-ug-ml-in-methanol-cas-2385-85-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b3cba33b-3979-4c4e-b37c-7429a74603a8.png?v=1752924874</image:loc>
      <image:title>*Mirex, 100 µg/mL in Methanol, CAS # 2385-85-5, 1 mL</image:title>
      <image:caption>Image of ABSX9232 - Mirex, 100 µg/mL in Methanol, CAS # 2385-85-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chlorobiphenyl-neat-cas-2051-60-7-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_387182ef-3b95-4105-9dd6-4c3765c4fd90.jpg?v=1761268380</image:loc>
      <image:title>*2-Chlorobiphenyl, Neat, CAS # 2051-60-7, 50 mg</image:title>
      <image:caption>Image of AC001N - 2-Chlorobiphenyl, Neat, CAS # 2051-60-7, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chlorobiphenyl-35-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e7fd2f98-18da-45e6-b4d1-6199ef33fd94.jpg?v=1761268384</image:loc>
      <image:title>*2-Chlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2051-60-7, 1 mL</image:title>
      <image:caption>Image of AC001S - 2-Chlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2051-60-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chlorobiphenyl-100-ug-ml-in-isooctane-cas-2051-60-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b8ae09ad-0c36-4c5f-9b55-0e86c73f94f4.jpg?v=1761268387</image:loc>
      <image:title>*2-Chlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2051-60-7, 1 mL</image:title>
      <image:caption>Image of AC001STP - 2-Chlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2051-60-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-chlorobiphenyl-neat-cas-2051-61-8-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8a466fcc-00b1-4d19-aa4a-78328cede96c.jpg?v=1761268391</image:loc>
      <image:title>3-Chlorobiphenyl, Neat, CAS # 2051-61-8, 50 mg</image:title>
      <image:caption>Image of AC002N - 3-Chlorobiphenyl, Neat, CAS # 2051-61-8, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-chlorobiphenyl-35-ug-ml-in-isooctane-cas-2051-61-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_10ce2562-214e-408a-b6e2-2d5a42533b9f.jpg?v=1761268394</image:loc>
      <image:title>*3-Chlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2051-61-8, 1 mL</image:title>
      <image:caption>Image of AC002S - 3-Chlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2051-61-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-chlorobiphenyl-100-ug-ml-in-isooctane-cas-2051-61-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_eea35379-a8d6-411e-9c48-58706c98c51e.jpg?v=1761268398</image:loc>
      <image:title>*3-Chlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2051-61-8, 1 mL</image:title>
      <image:caption>Image of AC002STP - 3-Chlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2051-61-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chlorobiphenyl-neat-cas-2051-62-9-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7b3b57c8-8391-4844-81bb-716759fc3487.jpg?v=1761268401</image:loc>
      <image:title>*4-Chlorobiphenyl, Neat, CAS # 2051-62-9, 50 mg</image:title>
      <image:caption>Image of AC003N - 4-Chlorobiphenyl, Neat, CAS # 2051-62-9, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chlorobiphenyl-35-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b5f58061-b026-4e8e-8bc4-953673be8527.jpg?v=1761268404</image:loc>
      <image:title>*4-Chlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2051-62-9, 1 mL</image:title>
      <image:caption>Image of AC003S - 4-Chlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2051-62-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chlorobiphenyl-100-ug-ml-in-isooctane-cas-2051-62-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1462da55-3c44-456b-b2d6-076f693c5bd3.jpg?v=1761268408</image:loc>
      <image:title>*4-Chlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2051-62-9, 1 mL</image:title>
      <image:caption>Image of AC003STP - 4-Chlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2051-62-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-dichlorobiphenyl-neat-cas-13029-08-8-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e8d34a93-07ad-470f-8def-c103a758bbad.jpg?v=1761268411</image:loc>
      <image:title>*2,2&apos;-Dichlorobiphenyl, Neat, CAS # 13029-08-8, 25 mg</image:title>
      <image:caption>Image of AC004N - 2,2&apos;-Dichlorobiphenyl, Neat, CAS # 13029-08-8, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-dichlorobiphenyl-35-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1984b5ee-2a2c-45e3-a5e6-eb7d352db16f.jpg?v=1761268415</image:loc>
      <image:title>*2,2&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 13029-08-8, 1 mL</image:title>
      <image:caption>Image of AC004S - 2,2&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 13029-08-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-dichlorobiphenyl-100-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b05dd9d2-73f0-4983-8419-ef7bac3f83ba.jpg?v=1761268419</image:loc>
      <image:title>*2,2&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 13029-08-8, 1 mL</image:title>
      <image:caption>Image of AC004STP - 2,2&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 13029-08-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dichlorobiphenyl-neat-cas-16605-91-7-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dd7c1c92-2cc3-482e-b104-f83fed6f5128.jpg?v=1761268422</image:loc>
      <image:title>*2,3-Dichlorobiphenyl, Neat, CAS # 16605-91-7, 50 mg</image:title>
      <image:caption>Image of AC005N - 2,3-Dichlorobiphenyl, Neat, CAS # 16605-91-7, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dichlorobiphenyl-35-ug-ml-in-isooctane-cas-16605-91-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a5034bbf-b0af-44a3-bb94-3c7aab98200d.jpg?v=1761268425</image:loc>
      <image:title>*2,3-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 16605-91-7, 1 mL</image:title>
      <image:caption>Image of AC005S - 2,3-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 16605-91-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-16605-91-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_797354af-7eda-485d-8107-78fbc4683c3e.jpg?v=1761268429</image:loc>
      <image:title>*2,3-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 16605-91-7, 1 mL</image:title>
      <image:caption>Image of AC005STP - 2,3-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 16605-91-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dichlorobiphenyl-neat-cas-25569-80-6-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_41337694-10b0-42de-9da9-0a01a62a2bb8.jpg?v=1761268432</image:loc>
      <image:title>*2,3&apos;-Dichlorobiphenyl, Neat, CAS # 25569-80-6, 5 mg</image:title>
      <image:caption>Image of AC006N - 2,3&apos;-Dichlorobiphenyl, Neat, CAS # 25569-80-6, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dichlorobiphenyl-35-ug-ml-in-isooctane-cas-25569-80-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ca3a262b-7c69-4dc0-9ea9-838f4def05b6.jpg?v=1761268436</image:loc>
      <image:title>*2,3&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 25569-80-6, 1 mL</image:title>
      <image:caption>Image of AC006S - 2,3&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 25569-80-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-25569-80-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_01eadf56-ff4b-4527-8001-a1a8feae72ef.jpg?v=1761268439</image:loc>
      <image:title>*2,3&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 25569-80-6, 1 mL</image:title>
      <image:caption>Image of AC006STP - 2,3&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 25569-80-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorobiphenyl-neat-cas-33284-50-3-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c1f01e09-60b2-4259-8f07-58a99e5eff83.jpg?v=1761268443</image:loc>
      <image:title>*2,4-Dichlorobiphenyl, Neat, CAS # 33284-50-3, 25 mg</image:title>
      <image:caption>Image of AC007N - 2,4-Dichlorobiphenyl, Neat, CAS # 33284-50-3, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorobiphenyl-35-ug-ml-in-isooctane-cas-33284-50-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d84b7872-aea5-42d7-a548-d11888b68cbc.jpg?v=1761268446</image:loc>
      <image:title>*2,4-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33284-50-3, 1 mL</image:title>
      <image:caption>Image of AC007S - 2,4-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33284-50-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-33284-50-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7b9927f0-fb61-4a43-9d52-e16e6c3862aa.jpg?v=1761268449</image:loc>
      <image:title>*2,4-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33284-50-3, 1 mL</image:title>
      <image:caption>Image of AC007STP - 2,4-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33284-50-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorobiphenyl-neat-cas-34883-43-7-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d1068b79-16e5-477c-aa1a-8d92cd1eb243.jpg?v=1761268453</image:loc>
      <image:title>*2,4&apos;-Dichlorobiphenyl, Neat, CAS # 34883-43-7, 25 mg</image:title>
      <image:caption>Image of AC008N - 2,4&apos;-Dichlorobiphenyl, Neat, CAS # 34883-43-7, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorobiphenyl-35-ug-ml-in-isooctane-cas-34883-43-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7480cef9-a5f7-4713-9fca-10ae776f35a0.jpg?v=1761268456</image:loc>
      <image:title>*2,4&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 34883-43-7, 1 mL</image:title>
      <image:caption>Image of AC008S - 2,4&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 34883-43-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-34883-43-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9794f8eb-ee33-4d44-a4e5-657cf754fbfb.jpg?v=1761268460</image:loc>
      <image:title>*2,4&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 34883-43-7, 1 mL</image:title>
      <image:caption>Image of AC008STP - 2,4&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 34883-43-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-5-dichlorobiphenyl-neat-cas-34883-39-1-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5cf43144-d354-4113-a63e-1f6fadf007a0.jpg?v=1761268287</image:loc>
      <image:title>2,5-Dichlorobiphenyl, Neat, CAS # 34883-39-1, 50 mg</image:title>
      <image:caption>Image of AC009N - 2,5-Dichlorobiphenyl, Neat, CAS # 34883-39-1, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-5-dichlorobiphenyl-35-ug-ml-in-isooctane-cas-34883-39-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5654d6bc-bd28-4390-947d-f5b9c78ad1dc.jpg?v=1761268293</image:loc>
      <image:title>*2,5-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 34883-39-1, 1 mL</image:title>
      <image:caption>Image of AC009S - 2,5-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 34883-39-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-5-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-34883-39-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0c378b82-8cf0-4140-b7b7-5c6a2f0b9757.jpg?v=1761268296</image:loc>
      <image:title>*2,5-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 34883-39-1, 1 mL</image:title>
      <image:caption>Image of AC009STP - 2,5-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 34883-39-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-6-dichlorobiphenyl-neat-cas-33146-45-1-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_222cb48f-8869-4bd5-bd6d-c976fd18afac.jpg?v=1761268300</image:loc>
      <image:title>*2,6-Dichlorobiphenyl, Neat, CAS # 33146-45-1, 25 mg</image:title>
      <image:caption>Image of AC010N - 2,6-Dichlorobiphenyl, Neat, CAS # 33146-45-1, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-6-dichlorobiphenyl-35-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d90a2989-2159-4148-9f0d-2bd1c282d163.jpg?v=1761268303</image:loc>
      <image:title>*2,6-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33146-45-1, 1 mL</image:title>
      <image:caption>Image of AC010S - 2,6-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33146-45-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-6-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-33146-45-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_53e01609-d5ba-4ff5-be9e-3aa77eed42ab.jpg?v=1761268307</image:loc>
      <image:title>*2,6-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33146-45-1, 1 mL</image:title>
      <image:caption>Image of AC010STP - 2,6-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33146-45-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-dichlorobiphenyl-neat-cas-2050-67-1-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e89b79e9-d413-4ece-9f78-9b4b9514b042.jpg?v=1761268310</image:loc>
      <image:title>*3,3&apos;-Dichlorobiphenyl, Neat, CAS # 2050-67-1, 50 mg</image:title>
      <image:caption>Image of AC011N - 3,3&apos;-Dichlorobiphenyl, Neat, CAS # 2050-67-1, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-dichlorobiphenyl-35-ug-ml-in-isooctane-cas-2050-67-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d5504b47-f852-4dd7-a10c-b1255f542ec1.jpg?v=1761268314</image:loc>
      <image:title>*3,3&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2050-67-1, 1 mL</image:title>
      <image:caption>Image of AC011S - 3,3&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2050-67-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-2050-67-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6a82ca0b-459c-4eb4-a15c-676aa38ba4cb.jpg?v=1761268317</image:loc>
      <image:title>*3,3&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2050-67-1, 1 mL</image:title>
      <image:caption>Image of AC011STP - 3,3&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2050-67-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-dichlorobiphenyl-neat-cas-2974-92-7-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4447fa18-977b-48cc-999a-311675026b29.jpg?v=1761268321</image:loc>
      <image:title>3,4-Dichlorobiphenyl, Neat, CAS # 2974-92-7, 50 mg</image:title>
      <image:caption>Image of AC012N - 3,4-Dichlorobiphenyl, Neat, CAS # 2974-92-7, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-dichlorobiphenyl-35-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_60ebd51d-99db-450e-a10b-2c200f1307cf.jpg?v=1761268324</image:loc>
      <image:title>*3,4-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2974-92-7, 1 mL</image:title>
      <image:caption>Image of AC012S - 3,4-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2974-92-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-2974-92-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_991f900f-0fa9-4bbc-bdaa-408ffe56fb66.jpg?v=1761268328</image:loc>
      <image:title>*3,4-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2974-92-7, 1 mL</image:title>
      <image:caption>Image of AC012STP - 3,4-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2974-92-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-dichlorobiphenyl-neat-cas-2974-90-5-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0e67bf89-e428-4b5a-8c12-ce1b515c9672.jpg?v=1761268331</image:loc>
      <image:title>*3,4&apos;-Dichlorobiphenyl, Neat, CAS # 2974-90-5, 5 mg</image:title>
      <image:caption>Image of AC013N - 3,4&apos;-Dichlorobiphenyl, Neat, CAS # 2974-90-5, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-dichlorobiphenyl-35-ug-ml-in-isooctane-cas-2974-90-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_14026350-e286-44bc-bf19-2bfac7d67685.jpg?v=1761268335</image:loc>
      <image:title>*3,4&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2974-90-5, 1 mL</image:title>
      <image:caption>Image of AC013S - 3,4&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2974-90-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-dichlorobiphenyl-100-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_816b2708-95c7-4232-885b-6b82d03e9780.jpg?v=1761268338</image:loc>
      <image:title>*3,4&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2974-90-5, 1 mL</image:title>
      <image:caption>Image of AC013STP - 3,4&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2974-90-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-5-dichlorobiphenyl-neat-cas-34883-41-5-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_944120f7-5330-43a1-8371-94928fc0ed4d.jpg?v=1761268342</image:loc>
      <image:title>3,5-Dichlorobiphenyl, Neat, CAS # 34883-41-5, 50 mg</image:title>
      <image:caption>Image of AC014N - 3,5-Dichlorobiphenyl, Neat, CAS # 34883-41-5, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-5-dichlorobiphenyl-35-ug-ml-in-isooctane-cas-34883-41-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2e7057c5-9745-4999-b77b-0ca32d13b412.jpg?v=1761268346</image:loc>
      <image:title>*3,5-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 34883-41-5, 1 mL</image:title>
      <image:caption>Image of AC014S - 3,5-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 34883-41-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-5-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-34883-41-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5cc2ecfb-4582-4dcf-bc60-c6f77a15a1fe.jpg?v=1761268349</image:loc>
      <image:title>*3,5-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 34883-41-5, 1 mL</image:title>
      <image:caption>Image of AC014STP - 3,5-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 34883-41-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dichlorobiphenyl-neat-cas-2050-68-2-10-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6f61bf2b-7b95-465e-b333-6f75f2fa2bfa.jpg?v=1761268353</image:loc>
      <image:title>*4,4&apos;-Dichlorobiphenyl, Neat, CAS # 2050-68-2, 10 mg</image:title>
      <image:caption>Image of AC015N - 4,4&apos;-Dichlorobiphenyl, Neat, CAS # 2050-68-2, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dichlorobiphenyl-35-ug-ml-in-isooctane-cas-2050-68-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fc586dd2-8a8d-4f05-b500-3b0579a50f21.jpg?v=1761268356</image:loc>
      <image:title>*4,4&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2050-68-2, 1 mL</image:title>
      <image:caption>Image of AC015S - 4,4&apos;-Dichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2050-68-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dichlorobiphenyl-100-ug-ml-in-isooctane-cas-2050-68-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_76acd9de-644b-4c6f-b087-b19f3b0c93fb.jpg?v=1761268360</image:loc>
      <image:title>*4,4&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2050-68-2, 1 mL</image:title>
      <image:caption>Image of AC015STP - 4,4&apos;-Dichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2050-68-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-trichlorobiphenyl-neat-cas-38444-78-9-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f2576501-3db8-4b20-b4ee-d5dfdcbd8dd0.jpg?v=1761268364</image:loc>
      <image:title>*2,2&apos;,3-Trichlorobiphenyl, Neat, CAS # 38444-78-9, 5 mg</image:title>
      <image:caption>Image of AC016N - 2,23-Trichlorobiphenyl, Neat, CAS # 38444-78-9, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-78-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a370d8d1-2fcd-42e3-9b87-81a27f853999.jpg?v=1761268368</image:loc>
      <image:title>*2,2&apos;,3-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-78-9, 1 mL</image:title>
      <image:caption>Image of AC016S - 2,23-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-78-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-78-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_61316b79-9256-4f5e-ab9d-83d78c7018d8.jpg?v=1761268371</image:loc>
      <image:title>*2,2&apos;,3-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-78-9, 1 mL</image:title>
      <image:caption>Image of AC016STP - 2,23-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-78-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-trichlorobiphenyl-neat-cas-37680-66-3-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f813b2db-9862-45fa-8c73-e8f0b9e9d3c5.jpg?v=1761268375</image:loc>
      <image:title>*2,2&apos;,4-Trichlorobiphenyl, Neat, CAS # 37680-66-3, 5 mg</image:title>
      <image:caption>Image of AC017N - 2,24-Trichlorobiphenyl, Neat, CAS # 37680-66-3, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-37680-66-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1f483041-a533-4b12-a764-58543baa5423.jpg?v=1761268378</image:loc>
      <image:title>*2,2&apos;,4-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 37680-66-3, 1 mL</image:title>
      <image:caption>Image of AC017S - 2,24-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 37680-66-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-37680-66-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d79242ed-ea10-4caa-a782-c6c8a215cda2.jpg?v=1761268381</image:loc>
      <image:title>*2,2&apos;,4-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 37680-66-3, 1 mL</image:title>
      <image:caption>Image of AC017STP - 2,24-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 37680-66-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-5-trichlorobiphenyl-neat-cas-37680-65-2-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2f605cf2-29b6-493e-88b4-46a5cd7ff8b0.jpg?v=1761268385</image:loc>
      <image:title>*2,2&apos;,5-Trichlorobiphenyl, Neat, CAS # 37680-65-2, 25 mg</image:title>
      <image:caption>Image of AC018N - 2,25-Trichlorobiphenyl, Neat, CAS # 37680-65-2, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-5-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-37680-65-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a5beda1b-6716-425d-9a78-84565839200f.jpg?v=1761268388</image:loc>
      <image:title>*2,2&apos;,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 37680-65-2, 1 mL</image:title>
      <image:caption>Image of AC018S - 2,25-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 37680-65-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-5-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-37680-65-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d989bf1e-d873-414f-96e7-91497d08f3a5.jpg?v=1761268392</image:loc>
      <image:title>*2,2&apos;,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 37680-65-2, 1 mL</image:title>
      <image:caption>Image of AC018STP - 2,25-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 37680-65-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-6-trichlorobiphenyl-neat-cas-38444-73-4-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d4f0d90b-6dbc-4beb-9ff7-8e5b672a06c4.jpg?v=1761268395</image:loc>
      <image:title>*2,2&apos;,6-Trichlorobiphenyl, Neat, CAS # 38444-73-4, 5 mg</image:title>
      <image:caption>Image of AC019N - 2,26-Trichlorobiphenyl, Neat, CAS # 38444-73-4, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-6-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-73-4</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b77c38c6-5306-42b6-a2b6-e5072fe2903e.jpg?v=1761268399</image:loc>
      <image:title>*2,2&apos;,6-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-73-4, 1 mL</image:title>
      <image:caption>Image of AC019S - 2,26-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-73-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-6-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-73-4</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6cccca94-6a15-46bf-8910-60529a16cde3.jpg?v=1761268402</image:loc>
      <image:title>*2,2&apos;,6-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-73-4, 1 mL</image:title>
      <image:caption>Image of AC019STP - 2,26-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-73-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-trichlorobiphenyl-neat-cas-38444-84-7-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e82669cd-f482-4dd7-98f2-a370cd8d9b9d.jpg?v=1761268406</image:loc>
      <image:title>*2,3,3&apos;-Trichlorobiphenyl, Neat, CAS # 38444-84-7, 5 mg</image:title>
      <image:caption>Image of AC020N - 2,3,3&apos;-Trichlorobiphenyl, Neat, CAS # 38444-84-7, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-84-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_72ab19bd-96c0-46cd-9bf7-f7cc1e42e258.jpg?v=1761268409</image:loc>
      <image:title>*2,3,3&apos;-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-84-7, 1 mL</image:title>
      <image:caption>Image of AC020S - 2,3,3&apos;-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-84-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-84-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_be752e25-0760-4435-be23-18c356d3486c.jpg?v=1761268413</image:loc>
      <image:title>*2,3,3&apos;-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-84-7, 1 mL</image:title>
      <image:caption>Image of AC020STP - 2,3,3&apos;-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-84-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-neat-cas-55702-46-0-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8aa52806-decf-4db1-8cd5-1156fc077842.jpg?v=1761268417</image:loc>
      <image:title>*2,3,4-Trichlorobiphenyl, Neat, CAS # 55702-46-0, 25 mg</image:title>
      <image:caption>Image of AC021N - 2,3,4-Trichlorobiphenyl, Neat, CAS # 55702-46-0, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-55702-46-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_baaf8ab2-5b54-48d6-8075-22acf954db10.jpg?v=1761268420</image:loc>
      <image:title>*2,3,4-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 55702-46-0, 1 mL</image:title>
      <image:caption>Image of AC021S - 2,3,4-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 55702-46-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-55702-46-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1e0199c7-ccea-4244-984d-2a08acab035d.jpg?v=1761268424</image:loc>
      <image:title>*2,3,4-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 55702-46-0, 1 mL</image:title>
      <image:caption>Image of AC021STP - 2,3,4-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 55702-46-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-neat-cas-38444-85-8-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_01524531-fd39-42bb-b292-6c140e854f75.jpg?v=1761268427</image:loc>
      <image:title>*2,3,4&apos;-Trichlorobiphenyl, Neat, CAS # 38444-85-8, 5 mg</image:title>
      <image:caption>Image of AC022N - 2,3,4&apos;-Trichlorobiphenyl, Neat, CAS # 38444-85-8, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-85-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b7eb3d81-7c3e-45bf-b3ee-e88566fb9bbf.jpg?v=1761268431</image:loc>
      <image:title>*2,3,4&apos;-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-85-8, 1 mL</image:title>
      <image:caption>Image of AC022S - 2,3,4&apos;-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-85-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-85-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_779e6f76-b6b9-4d02-97bd-7851a7ffa7fb.jpg?v=1761268434</image:loc>
      <image:title>*2,3,4&apos;-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-85-8, 1 mL</image:title>
      <image:caption>Image of AC022STP - 2,3,4&apos;-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-85-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trichlorobiphenyl-neat-cas-55720-44-0-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_876053f6-bf88-41f9-8a0a-0c27184902ee.jpg?v=1761268437</image:loc>
      <image:title>*2,3,5-Trichlorobiphenyl, Neat, CAS # 55720-44-0, 5 mg</image:title>
      <image:caption>Image of AC023N - 2,3,5-Trichlorobiphenyl, Neat, CAS # 55720-44-0, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-55720-44-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3a0f6539-10dc-41c1-a255-c1043c7dce92.jpg?v=1761268441</image:loc>
      <image:title>*2,3,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 55720-44-0, 1 mL</image:title>
      <image:caption>Image of AC023S - 2,3,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 55720-44-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-55720-44-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b1d973e4-e185-4296-a675-dc5256972b81.jpg?v=1761268445</image:loc>
      <image:title>*2,3,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 55720-44-0, 1 mL</image:title>
      <image:caption>Image of AC023STP - 2,3,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 55720-44-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-6-trichlorobiphenyl-neat-cas-55702-45-9-10-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1a2d71c4-2f53-49ac-afda-1c7798c34f99.jpg?v=1761268448</image:loc>
      <image:title>*2,3,6-Trichlorobiphenyl, Neat, CAS # 55702-45-9, 10 mg</image:title>
      <image:caption>Image of AC024N - 2,3,6-Trichlorobiphenyl, Neat, CAS # 55702-45-9, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-6-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-55702-45-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cdda00aa-0e53-4049-a1bf-a568f7df1ecf.jpg?v=1761268452</image:loc>
      <image:title>*2,3,6-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 55702-45-9, 1 mL</image:title>
      <image:caption>Image of AC024S - 2,3,6-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 55702-45-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-6-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-55702-45-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_86acb576-c1e4-4645-9787-b79c715d9378.jpg?v=1761268456</image:loc>
      <image:title>*2,3,6-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 55702-45-9, 1 mL</image:title>
      <image:caption>Image of AC024STP - 2,3,6-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 55702-45-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-neat-cas-55712-37-3-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c2cc7941-84e1-432d-9ae5-e4d1a36c0563.jpg?v=1761268459</image:loc>
      <image:title>*2,3&apos;,4-Trichlorobiphenyl, Neat, CAS # 55712-37-3, 5 mg</image:title>
      <image:caption>Image of AC025N - 2,34-Trichlorobiphenyl, Neat, CAS # 55712-37-3, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-55712-37-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5334e8a5-7cd4-4da2-b319-cae2d81fd56a.jpg?v=1761268463</image:loc>
      <image:title>*2,3&apos;,4-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 55712-37-3, 1 mL</image:title>
      <image:caption>Image of AC025S - 2,34-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 55712-37-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-55712-37-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d91e5164-c1fd-445a-a619-c0e15f47d95d.jpg?v=1761268467</image:loc>
      <image:title>*2,3&apos;,4-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 55712-37-3, 1 mL</image:title>
      <image:caption>Image of AC025STP - 2,34-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 55712-37-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trichlorobiphenyl-neat-cas-38444-81-4-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ea2a2973-b861-4992-babc-cb0251eb9113.jpg?v=1761268470</image:loc>
      <image:title>*2,3&apos;,5-Trichlorobiphenyl, Neat, CAS # 38444-81-4, 25 mg</image:title>
      <image:caption>Image of AC026N - 2,35-Trichlorobiphenyl, Neat, CAS # 38444-81-4, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-81-4</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ea4b32f9-d3be-41ed-bc43-3f1cf8ed3d4b.jpg?v=1761268474</image:loc>
      <image:title>*2,3&apos;,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-81-4, 1 mL</image:title>
      <image:caption>Image of AC026S - 2,35-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-81-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-81-4</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0f2953f8-587c-4e49-b0d7-12287bdc3e59.jpg?v=1761268477</image:loc>
      <image:title>*2,3&apos;,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-81-4, 1 mL</image:title>
      <image:caption>Image of AC026STP - 2,35-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-81-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-6-trichlorobiphenyl-neat-cas-38444-76-7-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4a101593-d500-43c6-9d1d-493d965c6e62.jpg?v=1761268481</image:loc>
      <image:title>*2,3&apos;,6-Trichlorobiphenyl, Neat, CAS # 38444-76-7, 5 mg</image:title>
      <image:caption>Image of AC027N - 2,36-Trichlorobiphenyl, Neat, CAS # 38444-76-7, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-6-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-76-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2bb3805b-c506-4b6d-b326-d314e4c9789b.jpg?v=1761268484</image:loc>
      <image:title>*2,3&apos;,6-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-76-7, 1 mL</image:title>
      <image:caption>Image of AC027S - 2,36-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-76-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-6-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-76-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3bca09f6-632c-4a05-ae7b-ab3ba04987c5.jpg?v=1761268488</image:loc>
      <image:title>*2,3&apos;,6-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-76-7, 1 mL</image:title>
      <image:caption>Image of AC027STP - 2,36-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-76-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-4-trichlorobiphenyl-neat-cas-7012-37-5-10-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7a702ba2-d677-4956-b874-aed292c26e43.jpg?v=1761268491</image:loc>
      <image:title>*2,4,4&apos;-Trichlorobiphenyl, Neat, CAS # 7012-37-5, 10 mg</image:title>
      <image:caption>Image of AC028N - 2,4,4&apos;-Trichlorobiphenyl, Neat, CAS # 7012-37-5, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-4-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-7012-37-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_adace324-bcf0-45d3-af19-b8070889f056.jpg?v=1761268495</image:loc>
      <image:title>*2,4,4&apos;-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 7012-37-5, 1 mL</image:title>
      <image:caption>Image of AC028S - 2,4,4&apos;-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 7012-37-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-4-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-7012-37-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2282507d-59c3-48ad-969d-ae45622ea3e2.jpg?v=1761268498</image:loc>
      <image:title>*2,4,4&apos;-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 7012-37-5, 1 mL</image:title>
      <image:caption>Image of AC028STP - 2,4,4&apos;-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 7012-37-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trichlorobiphenyl-neat-cas-15862-07-4-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8994dd0b-84f5-4ed0-96cb-0f18955e3085.jpg?v=1761268502</image:loc>
      <image:title>*2,4,5-Trichlorobiphenyl, Neat, CAS # 15862-07-4, 50 mg</image:title>
      <image:caption>Image of AC029N - 2,4,5-Trichlorobiphenyl, Neat, CAS # 15862-07-4, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-15862-07-4</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_767ba108-8ac9-4456-a96d-d7f41cb2770b.jpg?v=1761268505</image:loc>
      <image:title>*2,4,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 15862-07-4, 1 mL</image:title>
      <image:caption>Image of AC029S - 2,4,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 15862-07-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-15862-07-4</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ad119b37-f126-4f76-8c44-57829b0c18db.jpg?v=1761268509</image:loc>
      <image:title>*2,4,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 15862-07-4, 1 mL</image:title>
      <image:caption>Image of AC029STP - 2,4,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 15862-07-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorobiphenyl-neat-cas-35693-92-6-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dad28f88-0e63-4665-9209-37bd20a07ca5.jpg?v=1761268513</image:loc>
      <image:title>*2,4,6-Trichlorobiphenyl, Neat, CAS # 35693-92-6, 50 mg</image:title>
      <image:caption>Image of AC030N - 2,4,6-Trichlorobiphenyl, Neat, CAS # 35693-92-6, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-35693-92-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dc93631f-32f5-4848-8054-278735039409.jpg?v=1761268516</image:loc>
      <image:title>*2,4,6-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 35693-92-6, 1 mL</image:title>
      <image:caption>Image of AC030S - 2,4,6-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 35693-92-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-35693-92-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6d3afa52-4e9a-41a0-bf0f-4350506ffb12.jpg?v=1761268520</image:loc>
      <image:title>*2,4,6-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 35693-92-6, 1 mL</image:title>
      <image:caption>Image of AC030STP - 2,4,6-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 35693-92-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trichlorobiphenyl-neat-cas-16606-02-3-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8bfb157b-7a66-4133-b5bb-57f97ad3fe4e.jpg?v=1761268523</image:loc>
      <image:title>*2,4&apos;,5-Trichlorobiphenyl, Neat, CAS # 16606-02-3, 25 mg</image:title>
      <image:caption>Image of AC031N - 2,45-Trichlorobiphenyl, Neat, CAS # 16606-02-3, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-16606-02-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5f3a623d-ef46-4398-991b-d4b3199b5d64.jpg?v=1761268527</image:loc>
      <image:title>*2,4&apos;,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 16606-02-3, 1 mL</image:title>
      <image:caption>Image of AC031S - 2,45-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 16606-02-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-16606-02-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_43854d67-fa97-4734-a620-854d95b51bf5.jpg?v=1761268530</image:loc>
      <image:title>*2,4&apos;,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 16606-02-3, 1 mL</image:title>
      <image:caption>Image of AC031STP - 2,45-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 16606-02-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorobiphenyl-neat-cas-38444-77-8-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dc929843-dbad-4778-94ec-9ed925d37d55.jpg?v=1761268534</image:loc>
      <image:title>*2,4&apos;,6-Trichlorobiphenyl, Neat, CAS # 38444-77-8, 5 mg</image:title>
      <image:caption>Image of AC032N - 2,46-Trichlorobiphenyl, Neat, CAS # 38444-77-8, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-77-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_692d90ae-ad81-486a-b706-a168bf0efbdd.jpg?v=1761268537</image:loc>
      <image:title>*2,4&apos;,6-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-77-8, 1 mL</image:title>
      <image:caption>Image of AC032S - 2,46-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-77-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-77-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_81aea7a9-90ac-4171-b07d-6a0e9802219b.jpg?v=1761268541</image:loc>
      <image:title>*2,4&apos;,6-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-77-8, 1 mL</image:title>
      <image:caption>Image of AC032STP - 2,46-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-77-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-neat-cas-38444-86-9-10-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f6004e33-13f3-4f2d-8e9b-8400da7bc3f0.jpg?v=1761268544</image:loc>
      <image:title>*2&apos;,3,4-Trichlorobiphenyl, Neat, CAS # 38444-86-9, 10 mg</image:title>
      <image:caption>Image of AC033N - 23,4-Trichlorobiphenyl, Neat, CAS # 38444-86-9, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-86-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_570181aa-cb45-4da9-9ca5-7fad3ce1fe74.jpg?v=1761268548</image:loc>
      <image:title>*2&apos;,3,4-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-86-9, 1 mL</image:title>
      <image:caption>Image of AC033S - 23,4-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-86-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-86-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_321a34b4-ec40-40a8-8f54-390b0eee8e76.jpg?v=1761268551</image:loc>
      <image:title>*2&apos;,3,4-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-86-9, 1 mL</image:title>
      <image:caption>Image of AC033STP - 23,4-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-86-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trichlorobiphenyl-neat-cas-37680-68-5-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fdf5585c-9cde-46d8-b904-95f3fe258788.jpg?v=1761268555</image:loc>
      <image:title>*2&apos;,3,5-Trichlorobiphenyl, Neat, CAS # 37680-68-5, 5 mg</image:title>
      <image:caption>Image of AC034N - 23,5-Trichlorobiphenyl, Neat, CAS # 37680-68-5, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-37680-68-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_aede3ba5-3aa9-4b05-a7f8-6626571d7ed5.jpg?v=1761268558</image:loc>
      <image:title>*2&apos;,3,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 37680-68-5, 1 mL</image:title>
      <image:caption>Image of AC034S - 23,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 37680-68-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-37680-68-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0e8e5c7e-0cd2-47fd-adf7-b49fe2f3e16e.jpg?v=1761268562</image:loc>
      <image:title>*2&apos;,3,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 37680-68-5, 1 mL</image:title>
      <image:caption>Image of AC034STP - 23,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 37680-68-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-4-tichlorobiphenyl-neat-cas-37680-69-6-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_53811093-e1a2-4e2e-9476-66fcf1389ed2.jpg?v=1761268566</image:loc>
      <image:title>*3,3&apos;,4-Trichlorobiphenyl, Neat, CAS # 37680-69-6, 5 mg</image:title>
      <image:caption>Image of AC035N - 3,34-Trichlorobiphenyl, Neat, CAS # 37680-69-6, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-4-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-37680-69-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_16a5a483-142c-4f50-ab5f-90b6e852965a.jpg?v=1761268570</image:loc>
      <image:title>*3,3&apos;,4-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 37680-69-6, 1 mL</image:title>
      <image:caption>Image of AC035S - 3,34-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 37680-69-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-4-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-37680-69-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c158546f-9f13-4b48-be86-3c8279b170a2.jpg?v=1761268573</image:loc>
      <image:title>*3,3&apos;,4-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 37680-69-6, 1 mL</image:title>
      <image:caption>Image of AC035STP - 3,34-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 37680-69-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-5-trichlorobiphenyl-neat-cas-38444-87-0-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1c7fccb6-9928-4b19-8b12-f72e9f3822c3.jpg?v=1761268577</image:loc>
      <image:title>3,3&apos;,5-Trichlorobiphenyl, Neat, CAS # 38444-87-0, 5 mg</image:title>
      <image:caption>Image of AC036N - 3,35-Trichlorobiphenyl, Neat, CAS # 38444-87-0, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-5-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-87-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8c35b765-3a85-47cc-9cb3-cbe23cc63a22.jpg?v=1761268581</image:loc>
      <image:title>*3,3&apos;,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-87-0, 1 mL</image:title>
      <image:caption>Image of AC036S - 3,35-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-87-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-3-5-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-87-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6f1da6b8-78a9-4f9e-b890-152c6be91750.jpg?v=1761268584</image:loc>
      <image:title>*3,3&apos;,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-87-0, 1 mL</image:title>
      <image:caption>Image of AC036STP - 3,35-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-87-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-4-tichlorobiphenyl-neat-cas-38444-90-5-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0b04c245-6ffd-453e-9599-2d0899f157f8.jpg?v=1761268588</image:loc>
      <image:title>*3,4,4&apos;-Trichlorobiphenyl, Neat, CAS # 38444-90-5, 5 mg</image:title>
      <image:caption>Image of AC037N - 3,4,4&apos;-Trichlorobiphenyl, Neat, CAS # 38444-90-5, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-4-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-90-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d26c4a7c-f97f-4c00-99b8-fe91e796c29a.jpg?v=1761268591</image:loc>
      <image:title>*3,4,4&apos;-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-90-5, 1 mL</image:title>
      <image:caption>Image of AC037S - 3,4,4&apos;-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-90-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-4-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-90-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ff15f50b-ebbb-429f-8dd7-482b7eed0180.jpg?v=1761268595</image:loc>
      <image:title>*3,4,4&apos;-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-90-5, 1 mL</image:title>
      <image:caption>Image of AC037STP - 3,4,4&apos;-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-90-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-5-trichlorobiphenyl-neat-cas-53555-66-1-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_29f6c9f4-79d8-4aa5-84fc-4a331f6cfcf5.jpg?v=1761268599</image:loc>
      <image:title>*3,4,5-Trichlorobiphenyl, Neat, CAS # 53555-66-1, 5 mg</image:title>
      <image:caption>Image of AC038N - 3,4,5-Trichlorobiphenyl, Neat, CAS # 53555-66-1, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-5-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-53555-66-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d08e835c-ee59-4011-afbb-9dfc29aa814e.jpg?v=1761268602</image:loc>
      <image:title>*3,4,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 53555-66-1, 1 mL</image:title>
      <image:caption>Image of AC038S - 3,4,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 53555-66-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-5-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-53555-66-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_be15f44f-6d4b-4bf3-8897-b41cc968f765.jpg?v=1761268606</image:loc>
      <image:title>*3,4,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 53555-66-1, 1 mL</image:title>
      <image:caption>Image of AC038STP - 3,4,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 53555-66-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-5-trichlorobiphenyl-neat-cas-38444-88-1-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a378f439-94e5-4cb7-a9ea-5513bc85771d.jpg?v=1761268609</image:loc>
      <image:title>*3,4&apos;,5-Trichlorobiphenyl, Neat, CAS # 38444-88-1, 5 mg</image:title>
      <image:caption>Image of AC039N - 3,45-Trichlorobiphenyl, Neat, CAS # 38444-88-1, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-5-trichlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-88-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5afa109d-2eed-48a3-a71a-22cfdf920327.jpg?v=1761268613</image:loc>
      <image:title>*3,4&apos;,5-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-88-1, 1 mL</image:title>
      <image:caption>Image of AC039S - 3,45-Trichlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-88-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-5-trichlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-88-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b4a5d85d-a304-431b-9086-2bf84c73f18c.jpg?v=1761268617</image:loc>
      <image:title>*3,4&apos;,5-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-88-1, 1 mL</image:title>
      <image:caption>Image of AC039STP - 3,45-Trichlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-88-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-3-tetrachlorobiphenyl-neat-cas-38444-93-8-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f66e7e31-5981-4640-917c-5bfc44307bba.jpg?v=1761268620</image:loc>
      <image:title>*2,2&apos;,3,3&apos;-Tetrachlorobiphenyl, Neat, CAS # 38444-93-8, 50 mg</image:title>
      <image:caption>Image of AC040N - 2,23,3&apos;-Tetrachlorobiphenyl, Neat, CAS # 38444-93-8, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-3-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-38444-93-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a3b4bfca-3796-4e2f-961e-1e5ac030a0fe.jpg?v=1761268624</image:loc>
      <image:title>*2,2&apos;,3,3&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-93-8, 1 mL</image:title>
      <image:caption>Image of AC040S - 2,23,3&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 38444-93-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-3-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-38444-93-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_42ba0ce4-a97d-492d-b5dd-8430a750100d.jpg?v=1761268627</image:loc>
      <image:title>*2,2&apos;,3,3&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-93-8, 1 mL</image:title>
      <image:caption>Image of AC040STP - 2,23,3&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 38444-93-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-4-tetrachlorobiphenyl-neat-cas-52663-59-9-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b0acd01e-f07c-46c1-9886-47107290fbc4.jpg?v=1761268631</image:loc>
      <image:title>*2,2&apos;,3,4-Tetrachlorobiphenyl, Neat, CAS # 52663-59-9, 5 mg</image:title>
      <image:caption>Image of AC041N - 2,23,4-Tetrachlorobiphenyl, Neat, CAS # 52663-59-9, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-4-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-52663-59-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5c3ef0ab-8bbf-4d6b-8fd4-fb50ec3fd399.jpg?v=1761268635</image:loc>
      <image:title>*2,2&apos;,3,4-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 52663-59-9, 1 mL</image:title>
      <image:caption>Image of AC041S - 2,23,4-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 52663-59-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-4-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-52663-59-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_72d73315-bf7b-49f3-87a3-47f4fdfc7f67.jpg?v=1761268638</image:loc>
      <image:title>*2,2&apos;,3,4-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 52663-59-9, 1 mL</image:title>
      <image:caption>Image of AC041STP - 2,23,4-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 52663-59-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-4-tetrachlorobiphenyl-neat-cas-36559-22-5-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_673defd8-e74f-433b-9ba0-fe12b621d17f.jpg?v=1761268642</image:loc>
      <image:title>*2,2&apos;,3,4&apos;-Tetrachlorobiphenyl, Neat, CAS # 36559-22-5, 5 mg</image:title>
      <image:caption>Image of AC042N - 2,23,4&apos;-Tetrachlorobiphenyl, Neat, CAS # 36559-22-5, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-4-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-36559-22-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5a55019a-3dbe-45a8-b980-b171a21d9c0f.jpg?v=1761268469</image:loc>
      <image:title>*2,2&apos;,3,4&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 36559-22-5, 1 mL</image:title>
      <image:caption>Image of AC042S - 2,23,4&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 36559-22-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-4-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-36559-22-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_37576ae7-d791-48c5-ba9b-842384fa0de1.jpg?v=1761268473</image:loc>
      <image:title>*2,2&apos;,3,4&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 36559-22-5, 1 mL</image:title>
      <image:caption>Image of AC042STP - 2,23,4&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 36559-22-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-5-tetrachlorobiphenyl-neat-cas-70362-46-8-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_39a9ff73-086f-4316-bb4e-9c1fc2c76d41.jpg?v=1761268476</image:loc>
      <image:title>*2,2&apos;,3,5-Tetrachlorobiphenyl, Neat, CAS # 70362-46-8, 5 mg</image:title>
      <image:caption>Image of AC043N - 2,23,5-Tetrachlorobiphenyl, Neat, CAS # 70362-46-8, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-5-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-70362-46-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bac88da3-d720-4838-83aa-c56545446333.jpg?v=1761268480</image:loc>
      <image:title>*2,2&apos;,3,5-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 70362-46-8, 1 mL</image:title>
      <image:caption>Image of AC043S - 2,23,5-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 70362-46-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-5-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-70362-46-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0af955c4-28c1-4825-aa88-b4f7c481bf45.jpg?v=1761268484</image:loc>
      <image:title>*2,2&apos;,3,5-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-46-8, 1 mL</image:title>
      <image:caption>Image of AC043STP - 2,23,5-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-46-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-5-tetrachlorobiphenyl-neat-cas-41464-39-5-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0986b978-00b4-416c-9077-eeb6cb018c08.jpg?v=1761268487</image:loc>
      <image:title>2,2&apos;,3,5&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-39-5, 25 mg</image:title>
      <image:caption>Image of AC044N - 2,23,5&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-39-5, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-5-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-41464-39-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3c8af7c6-597e-49b6-b949-d3b5a9958786.jpg?v=1761268490</image:loc>
      <image:title>*2,2&apos;,3,5&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-39-5, 1 mL</image:title>
      <image:caption>Image of AC044S - 2,23,5&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-39-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-5-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-41464-39-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_220f1960-4559-49e9-a3db-6b94a203e19d.jpg?v=1761268494</image:loc>
      <image:title>*2,2&apos;,3,5&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-39-5, 1 mL</image:title>
      <image:caption>Image of AC044STP - 2,23,5&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-39-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-6-tetrachlorobiphenyl-neat-cas-70362-45-7-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4a6dc729-a716-4923-94b5-01e2862f6ece.jpg?v=1761268497</image:loc>
      <image:title>*2,2&apos;,3,6-Tetrachlorobiphenyl, Neat, CAS # 70362-45-7, 5 mg</image:title>
      <image:caption>Image of AC045N - 2,23,6-Tetrachlorobiphenyl, Neat, CAS # 70362-45-7, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-70362-45-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2006c81a-dc3c-4c2b-af5f-a31733ca6fcb.jpg?v=1761268501</image:loc>
      <image:title>*2,2&apos;,3,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 70362-45-7, 1 mL</image:title>
      <image:caption>Image of AC045S - 2,23,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 70362-45-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-70362-45-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a898f34e-6685-49dc-b4da-934f776e0642.jpg?v=1761268504</image:loc>
      <image:title>*2,2&apos;,3,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-45-7, 1 mL</image:title>
      <image:caption>Image of AC045STP - 2,23,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-45-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-6-tetrachlorobiphenyl-neat-cas-41464-47-5-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_06548512-5fd1-4898-8a0f-4c3a3799973a.jpg?v=1761268508</image:loc>
      <image:title>*2,2&apos;,3,6&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-47-5, 5 mg</image:title>
      <image:caption>Image of AC046N - 2,23,6&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-47-5, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-41464-47-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5f6f2d09-cdf6-417a-a2e4-e024404d0431.jpg?v=1761268511</image:loc>
      <image:title>*2,2&apos;,3,6&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-47-5, 1 mL</image:title>
      <image:caption>Image of AC046S - 2,23,6&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-47-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-3-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-41464-47-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_045a32c3-dcc1-465f-b918-16cfe1f6474d.jpg?v=1761268515</image:loc>
      <image:title>*2,2&apos;,3,6&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-47-5, 1 mL</image:title>
      <image:caption>Image of AC046STP - 2,23,6&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-47-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-4-tetrachlorobiphenyl-neat-cas-2437-79-8-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_667837c8-3fa3-4b36-ac64-f53ca34c3a9e.jpg?v=1761268519</image:loc>
      <image:title>*2,2&apos;,4,4&apos;-Tetrachlorobiphenyl, Neat, CAS # 2437-79-8, 50 mg</image:title>
      <image:caption>Image of AC047N - 2,24,4&apos;-Tetrachlorobiphenyl, Neat, CAS # 2437-79-8, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-4-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-2437-79-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_50666de0-6fd0-4a5e-8ed7-46b9287a8541.jpg?v=1761268522</image:loc>
      <image:title>*2,2&apos;,4,4&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2437-79-8, 1 mL</image:title>
      <image:caption>Image of AC047S - 2,24,4&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 2437-79-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-4-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-2437-79-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_93d55113-11ef-4002-a016-806735fbd6a2.jpg?v=1761268526</image:loc>
      <image:title>*2,2&apos;,4,4&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2437-79-8, 1 mL</image:title>
      <image:caption>Image of AC047STP - 2,24,4&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 2437-79-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-5-tetrachlorobiphenyl-neat-cas-70362-47-9-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d191b924-e57c-4417-93d3-f81b23b1f837.jpg?v=1761268529</image:loc>
      <image:title>2,2&apos;,4,5-Tetrachlorobiphenyl, Neat, CAS # 70362-47-9, 5 mg</image:title>
      <image:caption>Image of AC048N - 2,24,5-Tetrachlorobiphenyl, Neat, CAS # 70362-47-9, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-5-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-70362-47-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_10124820-4aab-444d-aa4f-57af1a2f4ec4.jpg?v=1761268533</image:loc>
      <image:title>*2,2&apos;,4,5-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 70362-47-9, 1 mL</image:title>
      <image:caption>Image of AC048S - 2,24,5-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 70362-47-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-5-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-70362-47-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ceb2a9d7-640a-4ad1-a7a7-c42bc46ebe9c.jpg?v=1761268537</image:loc>
      <image:title>*2,2&apos;,4,5-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-47-9, 1 mL</image:title>
      <image:caption>Image of AC048STP - 2,24,5-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70362-47-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-5-tetrachlorobiphenyl-neat-cas-41464-40-8-20-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2096ee43-685e-409d-970d-9ed151c55c81.jpg?v=1761268540</image:loc>
      <image:title>2,2&apos;,4,5&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-40-8, 20 mg</image:title>
      <image:caption>Image of AC049N - 2,24,5&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-40-8, 20 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-5-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-41464-40-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_06036087-4dd5-426d-ba70-31c44fc57708.jpg?v=1761268544</image:loc>
      <image:title>*2,2&apos;,4,5&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-40-8, 1 mL</image:title>
      <image:caption>Image of AC049S - 2,24,5&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-40-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-5-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-41464-40-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_088556df-1b5b-416d-a610-dffd3d461092.jpg?v=1761268547</image:loc>
      <image:title>*2,2&apos;,4,5&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-40-8, 1 mL</image:title>
      <image:caption>Image of AC049STP - 2,24,5&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-40-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-6-tetrachlorobiphenyl-neat-cas-62796-65-0-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9dc6e16a-3996-4829-be62-27a4497cf7df.jpg?v=1761268551</image:loc>
      <image:title>*2,2&apos;,4,6-Tetrachlorobiphenyl, Neat, CAS # 62796-65-0, 5 mg</image:title>
      <image:caption>Image of AC050N - 2,24,6-Tetrachlorobiphenyl, Neat, CAS # 62796-65-0, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_80f1e46b-a157-4ce2-a722-3379d06d9926.jpg?v=1761268554</image:loc>
      <image:title>*2,2&apos;,4,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 62796-65-0, 1 mL</image:title>
      <image:caption>Image of AC050S - 2,24,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 62796-65-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-62796-65-0</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a81e1560-c51f-488c-9e0f-9eb5c373e1cd.jpg?v=1761268558</image:loc>
      <image:title>*2,2&apos;,4,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 62796-65-0, 1 mL</image:title>
      <image:caption>Image of AC050STP - 2,24,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 62796-65-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-6-tetrachlorobiphenyl-neat-cas-68194-04-7-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_13fd1ed1-ab72-48db-985d-b15e1ba98248.jpg?v=1761268561</image:loc>
      <image:title>*2,2&apos;,4,6&apos;-Tetrachlorobiphenyl, Neat, CAS # 68194-04-7, 5 mg</image:title>
      <image:caption>Image of AC051N - 2,24,6&apos;-Tetrachlorobiphenyl, Neat, CAS # 68194-04-7, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-68194-04-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1ea1fefc-3ddc-4d55-af1e-77ecabd1164f.jpg?v=1761268565</image:loc>
      <image:title>*2,2&apos;,4,6&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 68194-04-7, 1 mL</image:title>
      <image:caption>Image of AC051S - 2,24,6&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 68194-04-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-4-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6a3e2fec-b937-48d8-a948-44295c158480.jpg?v=1761268568</image:loc>
      <image:title>*2,2&apos;,4,6&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 68194-04-7, 1 mL</image:title>
      <image:caption>Image of AC051STP - 2,24,6&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 68194-04-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-5-5-tetrachlorobiphenyl-neat-cas-35693-99-3-10-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_797cbb2d-d4b9-4736-a0c2-c395d7cf81e6.jpg?v=1761268572</image:loc>
      <image:title>*2,2&apos;,5,5&apos;-Tetrachlorobiphenyl, Neat, CAS # 35693-99-3, 10 mg</image:title>
      <image:caption>Image of AC052N - 2,25,5&apos;-Tetrachlorobiphenyl, Neat, CAS # 35693-99-3, 10 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-5-5-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-35693-99-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_043d1d36-67e2-47fd-be8b-24a9b8aa7a2d.jpg?v=1761268575</image:loc>
      <image:title>*2,2&apos;,5,5&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 35693-99-3, 1 mL</image:title>
      <image:caption>Image of AC052S - 2,25,5&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 35693-99-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-5-5-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-35693-99-3</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_23592591-4c29-4264-8fbb-08de4c18313c.jpg?v=1761268579</image:loc>
      <image:title>*2,2&apos;,5,5&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 35693-99-3, 1 mL</image:title>
      <image:caption>Image of AC052STP - 2,25,5&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 35693-99-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-5-6-tetrachlorobiphenyl-neat-cas-41464-41-9-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0296bc2b-10e3-4fd5-9492-d005a50cbd6e.jpg?v=1761268582</image:loc>
      <image:title>*2,2&apos;,5,6&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-41-9, 25 mg</image:title>
      <image:caption>Image of AC053N - 2,25,6&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-41-9, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-5-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-41464-41-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1a8d7039-5b83-4e24-9fda-8d95db7ab2c3.jpg?v=1761268586</image:loc>
      <image:title>*2,2&apos;,5,6&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-41-9, 1 mL</image:title>
      <image:caption>Image of AC053S - 2,25,6&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-41-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-5-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-41464-41-9</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d346b2ea-79f6-4a64-87e9-4290fa619d1f.jpg?v=1761268589</image:loc>
      <image:title>*2,2&apos;,5,6&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-41-9, 1 mL</image:title>
      <image:caption>Image of AC053STP - 2,25,6&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-41-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-6-6-tetrachlorobiphenyl-neat-cas-15968-05-5-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_aa42ec32-68c2-450b-810c-6c79b2ffdf73.jpg?v=1761268593</image:loc>
      <image:title>*2,2&apos;,6,6&apos;-Tetrachlorobiphenyl, Neat, CAS # 15968-05-5, 50 mg</image:title>
      <image:caption>Image of AC054N - 2,26,6&apos;-Tetrachlorobiphenyl, Neat, CAS # 15968-05-5, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-6-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-15968-05-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_584acdff-fefa-4b5b-a76b-3da843a21f68.jpg?v=1761268597</image:loc>
      <image:title>*2,2&apos;,6,6&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 15968-05-5, 1 mL</image:title>
      <image:caption>Image of AC054S - 2,26,6&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 15968-05-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-6-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-15968-05-5</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a414b3f2-5d6d-4d24-b061-4053174ddcd0.jpg?v=1761268600</image:loc>
      <image:title>*2,2&apos;,6,6&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 15968-05-5, 1 mL</image:title>
      <image:caption>Image of AC054STP - 2,26,6&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 15968-05-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-4-tetrachlorobiphenyl-neat-cas-74338-24-2-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7f2bb61c-2b0c-4bf4-9a66-08454a580857.jpg?v=1761268604</image:loc>
      <image:title>*2,3,3&apos;,4-Tetrachlorobiphenyl, Neat, CAS # 74338-24-2, 5 mg</image:title>
      <image:caption>Image of AC055N - 2,3,34-Tetrachlorobiphenyl, Neat, CAS # 74338-24-2, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-4-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-74338-24-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_109e4834-7578-4532-b6d0-744695d5d9f7.jpg?v=1761268607</image:loc>
      <image:title>*2,3,3&apos;,4-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 74338-24-2, 1 mL</image:title>
      <image:caption>Image of AC055S - 2,3,34-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 74338-24-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-4-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-74338-24-2</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_39755647-c57d-4044-9c4f-9c6b08c42cf7.jpg?v=1761268611</image:loc>
      <image:title>*2,3,3&apos;,4-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 74338-24-2, 1 mL</image:title>
      <image:caption>Image of AC055STP - 2,3,34-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 74338-24-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-4-tetrachlorobiphenyl-neat-cas-41464-43-1-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9bf372fd-cfca-4255-b2c7-30c01ff367c6.jpg?v=1761268615</image:loc>
      <image:title>*2,3,3&apos;,4&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-43-1, 5 mg</image:title>
      <image:caption>Image of AC056N - 2,3,34&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-43-1, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-4-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-41464-43-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0fee639a-aec4-4f41-a722-21887190f221.jpg?v=1761268618</image:loc>
      <image:title>*2,3,3&apos;,4&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-43-1, 1 mL</image:title>
      <image:caption>Image of AC056S - 2,3,34&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-43-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-4-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-41464-43-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d977c784-da3e-45cd-b515-af0ff91088f3.jpg?v=1761268622</image:loc>
      <image:title>*2,3,3&apos;,4&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-43-1, 1 mL</image:title>
      <image:caption>Image of AC056STP - 2,3,34&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-43-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-5-tetrachlorobiphenyl-neat-cas-70424-67-8-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a2d9953b-9322-414e-b3b8-34a7b0070d05.jpg?v=1761268625</image:loc>
      <image:title>*2,3,3&apos;,5-Tetrachlorobiphenyl, Neat, CAS # 70424-67-8, 5 mg</image:title>
      <image:caption>Image of AC057N - 2,3,35-Tetrachlorobiphenyl, Neat, CAS # 70424-67-8, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-5-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-70424-67-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_26c65437-fc7f-4c11-bbc9-30c5db351d14.jpg?v=1761268629</image:loc>
      <image:title>*2,3,3&apos;,5-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 70424-67-8, 1 mL</image:title>
      <image:caption>Image of AC057S - 2,3,35-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 70424-67-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-5-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-70424-67-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_96494c0d-3561-4dda-97fc-23a88a97cd23.jpg?v=1761268632</image:loc>
      <image:title>*2,3,3&apos;,5-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70424-67-8, 1 mL</image:title>
      <image:caption>Image of AC057STP - 2,3,35-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 70424-67-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-5-tetrachlorobiphenyl-neat-cas-41464-49-7-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_80312c83-a79a-4c31-9a03-2c740dfc11e4.jpg?v=1761268636</image:loc>
      <image:title>*2,3,3&apos;,5&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-49-7, 5 mg</image:title>
      <image:caption>Image of AC058N - 2,3,35&apos;-Tetrachlorobiphenyl, Neat, CAS # 41464-49-7, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-5-tetrachlorobiphenyl-35-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a49618d1-cfc1-4c41-966f-3cd4bcf19f8f.jpg?v=1761268639</image:loc>
      <image:title>*2,3,3&apos;,5&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-49-7, 1 mL</image:title>
      <image:caption>Image of AC058S - 2,3,35&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 41464-49-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-5-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-41464-49-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fc788457-5468-4f42-92ca-d685d0e3ce70.jpg?v=1761268643</image:loc>
      <image:title>*2,3,3&apos;,5&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-49-7, 1 mL</image:title>
      <image:caption>Image of AC058STP - 2,3,35&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 41464-49-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-6-tetrachlorobiphenyl-neat-cas-74472-33-6-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9d5d956f-9c66-438d-a20a-38ca269cd864.jpg?v=1761268646</image:loc>
      <image:title>*2,3,3&apos;,6-Tetrachlorobiphenyl, Neat, CAS # 74472-33-6, 5 mg</image:title>
      <image:caption>Image of AC059N - 2,3,36-Tetrachlorobiphenyl, Neat, CAS # 74472-33-6, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-74472-33-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_117c1e0b-a4b0-4d46-a1c0-0992c82676d8.jpg?v=1761268652</image:loc>
      <image:title>*2,3,3&apos;,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 74472-33-6, 1 mL</image:title>
      <image:caption>Image of AC059S - 2,3,36-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 74472-33-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-3-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_59dd10ae-101d-45c9-9208-2ff9006f0457.jpg?v=1761268655</image:loc>
      <image:title>*2,3,3&apos;,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 74472-33-6, 1 mL</image:title>
      <image:caption>Image of AC059STP - 2,3,36-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 74472-33-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-4-tetrachlorobiphenyl-neat-cas-33025-41-1-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1ef03eee-4d06-4a64-87c9-7923479cd187.jpg?v=1761268658</image:loc>
      <image:title>*2,3,4,4&apos;-Tetrachlorobiphenyl, Neat, CAS # 33025-41-1, 5 mg</image:title>
      <image:caption>Image of AC060N - 2,3,4,4&apos;-Tetrachlorobiphenyl, Neat, CAS # 33025-41-1, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-4-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-33025-41-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7db0f1d2-dd23-4135-9189-1e47e9d4aa04.jpg?v=1761268662</image:loc>
      <image:title>*2,3,4,4&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33025-41-1, 1 mL</image:title>
      <image:caption>Image of AC060S - 2,3,4,4&apos;-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33025-41-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-4-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-33025-41-1</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_29bebfca-d5af-4e45-bf8e-9d1667332a59.jpg?v=1761268665</image:loc>
      <image:title>*2,3,4,4&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33025-41-1, 1 mL</image:title>
      <image:caption>Image of AC060STP - 2,3,4,4&apos;-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33025-41-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-5-tetrachlorobiphenyl-neat-cas-33284-53-6-50-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_21087ebc-27b2-4aa0-a076-f5e5a8895515.jpg?v=1761268669</image:loc>
      <image:title>*2,3,4,5-Tetrachlorobiphenyl, Neat, CAS # 33284-53-6, 50 mg</image:title>
      <image:caption>Image of AC061N - 2,3,4,5-Tetrachlorobiphenyl, Neat, CAS # 33284-53-6, 50 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-5-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-33284-53-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_94b9346a-0df5-4020-9feb-65b1625156b0.jpg?v=1761268672</image:loc>
      <image:title>*2,3,4,5-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33284-53-6, 1 mL</image:title>
      <image:caption>Image of AC061S - 2,3,4,5-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33284-53-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-5-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-33284-53-6</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c36d9230-fc6d-426f-90b1-079a10985be9.jpg?v=1761268676</image:loc>
      <image:title>*2,3,4,5-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33284-53-6, 1 mL</image:title>
      <image:caption>Image of AC061STP - 2,3,4,5-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33284-53-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-6-tetrachlorobiphenyl-neat-cas-54230-22-7-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_862807b8-9683-453d-9096-a24ea810ef1d.jpg?v=1761268679</image:loc>
      <image:title>*2,3,4,6-Tetrachlorobiphenyl, Neat, CAS # 54230-22-7, 5 mg</image:title>
      <image:caption>Image of AC062N - 2,3,4,6-Tetrachlorobiphenyl, Neat, CAS # 54230-22-7, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-54230-22-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_db89ab4c-b0b2-4675-9614-645dcd7dcb9a.jpg?v=1761268683</image:loc>
      <image:title>*2,3,4,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 54230-22-7, 1 mL</image:title>
      <image:caption>Image of AC062S - 2,3,4,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 54230-22-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-54230-22-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_43d62d8e-ec9f-4007-b0cc-f65e245310f9.jpg?v=1761268686</image:loc>
      <image:title>*2,3,4,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 54230-22-7, 1 mL</image:title>
      <image:caption>Image of AC062STP - 2,3,4,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 54230-22-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-5-tetrachlorobiphenyl-neat-cas-74472-34-7-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_177e434a-cc97-4ecc-924e-734da5143611.jpg?v=1761268690</image:loc>
      <image:title>*2,3,4&apos;,5-Tetrachlorobiphenyl, Neat, CAS # 74472-34-7, 5 mg</image:title>
      <image:caption>Image of AC063N - 2,3,45-Tetrachlorobiphenyl, Neat, CAS # 74472-34-7, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-5-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-74472-34-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ea676a28-67ee-4fa7-aa82-d9de058ad24f.jpg?v=1761268693</image:loc>
      <image:title>*2,3,4&apos;,5-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 74472-34-7, 1 mL</image:title>
      <image:caption>Image of AC063S - 2,3,45-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 74472-34-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-5-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-74472-34-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_edc22ba6-30c1-4148-b427-d1269fa2e796.jpg?v=1761268697</image:loc>
      <image:title>*2,3,4&apos;,5-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 74472-34-7, 1 mL</image:title>
      <image:caption>Image of AC063STP - 2,3,45-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 74472-34-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-6-tetrachlorobiphenyl-neat-cas-52663-58-8-5-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8b769f0f-77bb-4345-9621-fb272d6b3c7e.jpg?v=1761268700</image:loc>
      <image:title>*2,3,4&apos;,6-Tetrachlorobiphenyl, Neat, CAS # 52663-58-8, 5 mg</image:title>
      <image:caption>Image of AC064N - 2,3,46-Tetrachlorobiphenyl, Neat, CAS # 52663-58-8, 5 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-52663-58-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dabfbee2-b37e-49ce-9d2a-5526f9268046.jpg?v=1761268704</image:loc>
      <image:title>*2,3,4&apos;,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 52663-58-8, 1 mL</image:title>
      <image:caption>Image of AC064S - 2,3,46-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 52663-58-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-4-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-52663-58-8</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9e7a8bf1-cd1e-41d2-bbdf-ac9843d51e9a.jpg?v=1761268707</image:loc>
      <image:title>*2,3,4&apos;,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 52663-58-8, 1 mL</image:title>
      <image:caption>Image of AC064STP - 2,3,46-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 52663-58-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-6-tetrachlorobiphenyl-neat-cas-33284-54-7-25-mg</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2df362b2-76ec-498e-89cb-947f156cd2df.jpg?v=1761268710</image:loc>
      <image:title>*2,3,5,6-Tetrachlorobiphenyl, Neat, CAS # 33284-54-7, 25 mg</image:title>
      <image:caption>Image of AC065N - 2,3,5,6-Tetrachlorobiphenyl, Neat, CAS # 33284-54-7, 25 mg</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-6-tetrachlorobiphenyl-35-ug-ml-in-isooctane-cas-33284-54-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2324c375-1212-4897-abed-388ad998db70.jpg?v=1761268714</image:loc>
      <image:title>*2,3,5,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33284-54-7, 1 mL</image:title>
      <image:caption>Image of AC065S - 2,3,5,6-Tetrachlorobiphenyl, 35 µg/mL in Isooctane, CAS # 33284-54-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-5-6-tetrachlorobiphenyl-100-ug-ml-in-isooctane-cas-33284-54-7</loc>
    <lastmod>2026-07-21T15:43:34-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0b36d610-d74a-400c-81f5-51c4f5a9f3f8.jpg?v=1761268718</image:loc>
      <image:title>*2,3,5,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33284-54-7, 1 mL</image:title>
      <image:caption>Image of AC065STP - 2,3,5,6-Tetrachlorobiphenyl, 100 µg/mL in Isooctane, CAS # 33284-54-7, 1 mL</image:caption>
    </image:image>
  </url>
</urlset>
