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    <loc>https://chromspec.com/products/n-butylbenzene-0-2-mg-ml-in-methanol-cas-104-40-5</loc>
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      <image:title>*n-Butylbenzene, 0.2 mg/mL in Methanol, CAS # 104-51-8, 1 mL</image:title>
      <image:caption>Image of AM50207 - n-Butylbenzene, 0.2 mg/mL in Methanol, CAS # 104-51-8, 1 mL</image:caption>
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  <url>
    <loc>https://chromspec.com/products/n-butylbenzene-2-0-mg-ml-in-methanol-cas-104-40-5</loc>
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      <image:title>*n-Butylbenzene, 2.0 mg/mL in Methanol, CAS # 104-51-8, 1 mL</image:title>
      <image:caption>Image of AM5020710X - n-Butylbenzene, 2.0 mg/mL in Methanol, CAS # 104-51-8, 1 mL</image:caption>
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  <url>
    <loc>https://chromspec.com/products/n-butylbenzene-1g</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
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      <image:title>*n-Butylbenzene, Neat, CAS # 104-51-8, 1 g</image:title>
      <image:caption>Image of AM50207N - n-Butylbenzene, Neat, CAS # 104-51-8, 1 g</image:caption>
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  <url>
    <loc>https://chromspec.com/products/sec-butylbenzene-0-2-mg-ml-in-methanol-cas-135-98-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
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      <image:title>*sec-Butylbenzene, 0.2 mg/mL in MeOH, CAS # 135-98-8, 1 mL</image:title>
      <image:caption>Image of AM50208 - sec-Butylbenzene, 0.2 mg/mL in MeOH, CAS # 135-98-8, 1 mL</image:caption>
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  <url>
    <loc>https://chromspec.com/products/sec-butylbenzene-2-0-mg-ml-in-methanol-cas-135-98-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
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    <image:image>
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      <image:title>*sec-Butylbenzene, 2.0 mg/mL in MeOH, CAS # 135-98-8, 1 mL</image:title>
      <image:caption>Image of AM5020810X - sec-Butylbenzene, 2.0 mg/mL in MeOH, CAS # 135-98-8, 1 mL</image:caption>
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  <url>
    <loc>https://chromspec.com/products/sec-butylbenzene-1g</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a980d9aa-e4e5-4524-9346-0286ccf347b2.jpg?v=1761276004</image:loc>
      <image:title>*sec-Butylbenzene, Neat, CAS # 135-98-8, 1 g</image:title>
      <image:caption>Image of AM50208N - sec-Butylbenzene, Neat, CAS # 135-98-8, 1 g</image:caption>
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  <url>
    <loc>https://chromspec.com/products/tert-butylbenzene-0-2-mg-ml-in-methanol-cas-98-06-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6798836e-8dc8-4e4f-a327-75d510c227e5.jpg?v=1761276008</image:loc>
      <image:title>*tert-Butylbenzene, 0.2 mg/mL in Methanol, CAS # 98-06-6, 1 mL</image:title>
      <image:caption>Image of AM50209 - tert-Butylbenzene, 0.2 mg/mL in Methanol, CAS # 98-06-6, 1 mL</image:caption>
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  <url>
    <loc>https://chromspec.com/products/tert-butylbenzene-2-0-mg-ml-in-methanol-cas-98-06-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8a2020cc-6ff5-4652-9c79-ebdebe9b22f5.jpg?v=1761276011</image:loc>
      <image:title>*tert-Butylbenzene, 2.0 mg/mL in Methanol, CAS # 98-06-6, 1 mL</image:title>
      <image:caption>Image of AM5020910X - tert-Butylbenzene, 2.0 mg/mL in Methanol, CAS # 98-06-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tert-butylbenzene</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_eec2974a-d837-4573-b86b-9eaf5bf6d980.jpg?v=1761276015</image:loc>
      <image:title>*tert-Butylbenzene, Neat, CAS # 98-06-6, 1 g</image:title>
      <image:caption>Image of AM50209N - tert-Butylbenzene, Neat, CAS # 98-06-6, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbon-tetrachloride-0-2-mg-ml-in-methanol-cas-56-23-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2dd9d88b-8540-4186-849c-4e47f772e86c.jpg?v=1761276018</image:loc>
      <image:title>*Carbon tetrachloride, 0.2 mg/mL in Methanol, CAS # 56-23-5, 1 mL</image:title>
      <image:caption>Image of AM50210 - Carbon tetrachloride, 0.2 mg/mL in Methanol, CAS # 56-23-5, 1 mL</image:caption>
    </image:image>
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  <url>
    <loc>https://chromspec.com/products/carbon-tetrachloride-2-0-mg-ml-in-methanol-cas-56-23-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1b5eb993-df46-4708-a46b-2a97faba24f3.jpg?v=1761276022</image:loc>
      <image:title>*Carbon tetrachloride, 2.0 mg/mL in Methanol, CAS # 56-23-5, 1 mL</image:title>
      <image:caption>Image of AM5021010X - Carbon tetrachloride, 2.0 mg/mL in Methanol, CAS # 56-23-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbon-tetrachloride-neat-cas-56-23-5-1g</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ad0a5d32-cd6a-4dd5-a42e-b9fac9bb968e.jpg?v=1761276025</image:loc>
      <image:title>*Carbon tetrachloride, Neat, CAS # 56-23-5, 1 g</image:title>
      <image:caption>Image of AM50210N - Carbon tetrachloride, Neat, CAS # 56-23-5, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-502-2-volatile-organic-compounds-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_63bc0bb3-41db-425a-a458-f598f92469b7.jpg?v=1761276029</image:loc>
      <image:title>*Method 502.2 - Volatile Organic Compounds, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM50210X - Method 502.2 - Volatile Organic Compounds, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-502-2-volatile-organic-compounds-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bf159723-be84-45cf-9d44-73c61df5a60f.jpg?v=1761276032</image:loc>
      <image:title>*Method 502.2 - Volatile Organic Compounds, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM50210XPAK - Method 502.2 - Volatile Organic Compounds, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1f213809-dffd-4894-8c56-6e4de9be29ad.jpg?v=1761276035</image:loc>
      <image:title>*Volatile Organic Compounds, M-502-10X-SET, 59 x 1 mL</image:title>
      <image:caption>Image of AM50210XSET - Volatile Organic Compounds, M-502-10X-SET, 59 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorobenzene-0-2-mg-ml-in-methanol-cas-108-90-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6923e399-d02c-4f2c-878b-a25bb3b52042.jpg?v=1761276039</image:loc>
      <image:title>*Chlorobenzene, 0.2 mg/mL in Methanol, CAS # 108-90-7, 1 mL</image:title>
      <image:caption>Image of AM50211 - Chlorobenzene, 0.2 mg/mL in Methanol, CAS # 108-90-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorobenzene-2-0-mg-ml-in-methanol-cas-108-90-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_aa98abe5-05cc-4451-90dc-feb992c48539.jpg?v=1761276043</image:loc>
      <image:title>*Chlorobenzene, 2.0 mg/mL in MeOH, CAS # 108-90-7, 1 mL</image:title>
      <image:caption>Image of AM5021110X - Chlorobenzene, 2.0 mg/mL in MeOH, CAS # 108-90-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorobenzene-neat-cas-108-90-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b26708ae-cfaf-46e4-84b9-72f93af3afa7.jpg?v=1761276046</image:loc>
      <image:title>*Chlorobenzene, Neat, CAS # 108-90-7, 1 g</image:title>
      <image:caption>Image of AM50211N - Chlorobenzene, Neat, CAS # 108-90-7, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloroethane-0-2-mg-ml-in-methanol-cas-75-00-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e5004450-ed90-4762-9396-5db401a29bf2.jpg?v=1761276050</image:loc>
      <image:title>*Chloroethane, 0.2 mg/mL in MeOH, CAS # 75-00-3, 1 mL</image:title>
      <image:caption>Image of AM50212 - Chloroethane, 0.2 mg/mL in MeOH, CAS # 75-00-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloroethane-2-0-mg-ml-in-methanol-cas-75-00-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_075013a6-ec1c-4105-ad39-fcbfc0a03976.jpg?v=1761276054</image:loc>
      <image:title>*Chloroethane, 2.0 mg/mL in MeOH, CAS # 75-00-3, 1 mL</image:title>
      <image:caption>Image of AM5021210X - Chloroethane, 2.0 mg/mL in MeOH, CAS # 75-00-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloroform-0-2-mg-ml-in-methanol-cas-67-66-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4a2215ef-8c97-4d86-84df-586acf0fab59.jpg?v=1761276057</image:loc>
      <image:title>*Chloroform, 0.2 mg/mL in MeOH, CAS # 67-66-3, 1 mL</image:title>
      <image:caption>Image of AM50213 - Chloroform, 0.2 mg/mL in MeOH, CAS # 67-66-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloroform-2-0-mg-ml-in-methanol-cas-67-66-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_efd61060-1d9c-4300-8c37-ee6842ca1319.jpg?v=1761275887</image:loc>
      <image:title>*Chloroform, 2.0 mg/mL in MeOH, CAS # 67-66-3, 1 mL</image:title>
      <image:caption>Image of AM5021310X - Chloroform, 2.0 mg/mL in MeOH, CAS # 67-66-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloroform-neat-cas-67-66-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0423fde2-8364-434c-94ec-a43c4d2d2b58.jpg?v=1761275891</image:loc>
      <image:title>*Chloroform, Neat, CAS # 67-66-3, 1 g</image:title>
      <image:caption>Image of AM50213N - Chloroform, Neat, CAS # 67-66-3, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloromethane-0-2-mg-ml-in-methanol-cas-74-87-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_173c0e87-db73-4292-8111-f3d2705c3a99.jpg?v=1761275894</image:loc>
      <image:title>*Chloromethane, 0.2 mg/mL in MeOH, CAS # 74-87-3, 1 mL</image:title>
      <image:caption>Image of AM50214 - Chloromethane, 0.2 mg/mL in MeOH, CAS # 74-87-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloromethane-2-0-mg-ml-in-methanol-cas-74-87-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c502ebee-89c1-4374-9e12-753e5f66c558.jpg?v=1761275898</image:loc>
      <image:title>*Chloromethane, 2.0 mg/mL in MeOH, CAS # 74-87-3, 1 mL</image:title>
      <image:caption>Image of AM5021410X - Chloromethane, 2.0 mg/mL in MeOH, CAS # 74-87-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chlorotoluene-0-2-mg-ml-in-methanol-cas-95-49-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e381a8f1-8310-4f83-aaf8-3ba99d09ae3d.jpg?v=1761275902</image:loc>
      <image:title>*2-Chlorotoluene, 0.2 mg/mL in Methanol, CAS # 95-49-8, 1 mL</image:title>
      <image:caption>Image of AM50215 - 2-Chlorotoluene, 0.2 mg/mL in Methanol, CAS # 95-49-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chlorotoluene-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5496aaec-a716-44b5-988d-21d689097894.jpg?v=1761275905</image:loc>
      <image:title>*2-Chlorotoluene, 2.0 mg/mL in Methanol, CAS # 95-49-8, 1 mL</image:title>
      <image:caption>Image of AM5021510X - 2-Chlorotoluene, 2.0 mg/mL in Methanol, CAS # 95-49-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chlorotoluene</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e01c9689-6936-412a-9dab-40201d9ef36a.jpg?v=1761275909</image:loc>
      <image:title>*2-Chlorotoluene, Neat, CAS # 95-49-8, 1 g</image:title>
      <image:caption>Image of AM50215N - 2-Chlorotoluene, Neat, CAS # 95-49-8, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chlorotoluene-0-2-mg-ml-in-methanol-cas-106-43-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4e1cdd00-38cc-46cc-9dbe-c8ee7eafb58d.jpg?v=1761275912</image:loc>
      <image:title>*4-Chlorotoluene, 0.2 mg/mL in MeOH, CAS # 106-43-4, 1 mL</image:title>
      <image:caption>Image of AM50216 - 4-Chlorotoluene, 0.2 mg/mL in MeOH, CAS # 106-43-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chlorotoluene-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e2336093-d2b6-4fad-9f1a-a4dec6b98029.jpg?v=1761275915</image:loc>
      <image:title>*4-Chlorotoluene, 2.0 mg/mL in MeOH, CAS # 106-43-4, 1 mL</image:title>
      <image:caption>Image of AM5021610X - 4-Chlorotoluene, 2.0 mg/mL in MeOH, CAS # 106-43-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chlorotoluene</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dce0420c-f324-43eb-a8d5-11a733c268e8.jpg?v=1761275919</image:loc>
      <image:title>*4-Chlorotoluene, Neat, CAS # 106-43-4, 1 g</image:title>
      <image:caption>Image of AM50216N - 4-Chlorotoluene, Neat, CAS # 106-43-4, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromochloromethane-0-2-mg-ml-in-methanol-cas-124-48-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b5f22091-4650-4f9c-8ba8-84433788c844.jpg?v=1761275922</image:loc>
      <image:title>*Dibromochloromethane, 0.2 mg/mL in MeOH, CAS # 124-48-1, 1 mL</image:title>
      <image:caption>Image of AM50217 - Dibromochloromethane, 0.2 mg/mL in MeOH, CAS # 124-48-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromochloromethane-2-0-mg-ml-in-methanol-cas-124-48-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3167c3ae-2ac3-4ad5-b357-a0bcc56f64c3.jpg?v=1761275926</image:loc>
      <image:title>*Dibromochloromethane, 2.0 mg/mL in MeOH, CAS # 124-48-1, 1 mL</image:title>
      <image:caption>Image of AM5021710X - Dibromochloromethane, 2.0 mg/mL in MeOH, CAS # 124-48-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromochloromethane-neat-cas-124-48-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8440300f-63e1-4f1c-9806-b414579c80ad.jpg?v=1761275929</image:loc>
      <image:title>*Dibromochloromethane, Neat,  CAS # 124-48-1, 1 g</image:title>
      <image:caption>Image of AM50217N - Dibromochloromethane, Neat, CAS # 124-48-1, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromo-3-chloropropane-0-2-mg-ml-in-methanol-cas-96-12-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6e7330e0-e300-4912-b9af-f56701e0c095.jpg?v=1761275933</image:loc>
      <image:title>*1,2-Dibromo-3-chloropropane, 0.2 mg/mL in Methanol, CAS # 96-12-8, 1 mL</image:title>
      <image:caption>Image of AM50218 - 1,2-Dibromo-3-chloropropane, 0.2 mg/mL in Methanol, CAS # 96-12-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromo-3-chloropropane-2-0-mg-ml-in-methanol-cas-96-12-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b98d8321-949f-4bb2-8ab1-d960fbc023f4.jpg?v=1761275936</image:loc>
      <image:title>*1,2-Dibromo-3-chloropropane, 2.0 mg/mL in MeOH, CAS # 96-12-8, 1 mL</image:title>
      <image:caption>Image of AM5021810X - 1,2-Dibromo-3-chloropropane, 2.0 mg/mL in MeOH, CAS # 96-12-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromo-3-chloropropane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_13b56576-5417-454f-b4a0-1caa38649f23.jpg?v=1761275940</image:loc>
      <image:title>*1,2-Dibromo-3-chloropropane, Neat, CAS # 96-12-8, 1 g</image:title>
      <image:caption>Image of AM50218N - 1,2-Dibromo-3-chloropropane, Neat, CAS # 96-12-8, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromoethane-0-2-mg-ml-in-methanol-cas-106-93-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3568d8e5-8780-4a83-9501-319ea2443b51.jpg?v=1761275943</image:loc>
      <image:title>*1,2-Dibromoethane, 0.2 mg/mL in MeOH, CAS # 106-93-4, 1 mL</image:title>
      <image:caption>Image of AM50219 - 1,2-Dibromoethane, 0.2 mg/mL in MeOH, CAS # 106-93-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromoethane-2-0-mg-ml-in-methanol-cas-106-93-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7e80785d-c6d7-4239-98b3-c969c8073120.jpg?v=1761275946</image:loc>
      <image:title>*1,2-Dibromoethane, 2.0 mg/mL in MeOH, CAS # 106-93-4, 1 mL</image:title>
      <image:caption>Image of AM5021910X - 1,2-Dibromoethane, 2.0 mg/mL in MeOH, CAS # 106-93-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromoethane-neat-cas-106-93-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9c46bcd6-b171-4512-905a-2313d3c9f517.jpg?v=1761275950</image:loc>
      <image:title>*1,2-Dibromoethane, Neat, CAS # 106-93-4, 1 g</image:title>
      <image:caption>Image of AM50219N - 1,2-Dibromoethane, Neat, CAS # 106-93-4, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromomethane-0-2-mg-ml-in-methanol-cas-74-95-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bb35ae40-b72a-49a2-aa26-efa5452c2b80.jpg?v=1761275953</image:loc>
      <image:title>*Dibromomethane, 0.2 mg/mL in MeOH, CAS # 74-95-3, 1 mL</image:title>
      <image:caption>Image of AM50220 - Dibromomethane, 0.2 mg/mL in MeOH, CAS # 74-95-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromomethane-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_098cc7f1-cc7d-4ce3-a75b-cbe4cee614e3.jpg?v=1761275957</image:loc>
      <image:title>*Dibromomethane, 2.0 mg/mL in MeOH, CAS # 74-95-3, 1 mL</image:title>
      <image:caption>Image of AM5022010X - Dibromomethane, 2.0 mg/mL in MeOH, CAS # 74-95-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromomethane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cd1382c9-855e-4c19-86c9-8b0438a00331.jpg?v=1761275960</image:loc>
      <image:title>*Dibromomethane, Neat, CAS # 74-95-3, 1 g</image:title>
      <image:caption>Image of AM50220N - Dibromomethane, Neat, CAS # 74-95-3, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichlorobenzene-0-2-mg-ml-in-methanol-cas-95-50-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0b315db9-44c9-4b99-a0c3-e93bc1e77802.jpg?v=1761275963</image:loc>
      <image:title>*1,2-Dichlorobenzene, 0.2 mg/mL in MeOH, CAS # 95-50-1, 1 mL</image:title>
      <image:caption>Image of AM50221 - 1,2-Dichlorobenzene, 0.2 mg/mL in MeOH, CAS # 95-50-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichlorobenzene-2-0-mg-ml-in-methanol-cas-95-50-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_285a0fb0-c1a6-4841-affe-ff6dbdc66e94.jpg?v=1761275967</image:loc>
      <image:title>*1,2-Dichlorobenzene, 2.0 mg/mL in MeOH, CAS # 95-50-1, 1 mL</image:title>
      <image:caption>Image of AM5022110X - 1,2-Dichlorobenzene, 2.0 mg/mL in MeOH, CAS # 95-50-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichlorobenzene-neat-cas-95-50-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_03788cb5-565b-4dda-bd52-d59807d5475e.jpg?v=1761275970</image:loc>
      <image:title>*1,2-Dichlorobenzene, Neat,  CAS # 95-50-1, 1 g</image:title>
      <image:caption>Image of AM50221N - 1,2-Dichlorobenzene, Neat, CAS # 95-50-1, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichlorobenzene-0-2-mg-ml-in-methanol-cas-541-73-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f6cac00b-1f65-4887-b819-5bbc39020d7d.jpg?v=1761275973</image:loc>
      <image:title>*1,3-Dichlorobenzene, 0.2 mg/mL in MeOH, CAS # 541-73-1, 1 mL</image:title>
      <image:caption>Image of AM50222 - 1,3-Dichlorobenzene, 0.2 mg/mL in MeOH, CAS # 541-73-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichlorobenzene-2-0-mg-ml-in-methanol-cas-541-73-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6a8a890d-a960-41c4-8e78-87cc8ebb5d08.jpg?v=1761275977</image:loc>
      <image:title>*1,3-Dichlorobenzene, 2.0 mg/mL in MeOH, CAS # 541-73-1, 1 mL</image:title>
      <image:caption>Image of AM5022210X - 1,3-Dichlorobenzene, 2.0 mg/mL in MeOH, CAS # 541-73-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichlorobenzene-neat-cas-541-73-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d1cbb560-18a7-42c4-8203-abfc9f1edd1b.jpg?v=1761275981</image:loc>
      <image:title>*1,3-Dichlorobenzene, Neat,  CAS # 541-73-1, 1 g</image:title>
      <image:caption>Image of AM50222N - 1,3-Dichlorobenzene, Neat, CAS # 541-73-1, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-4-dichlorobenzene-0-2-mg-ml-in-methanol-cas-106-46-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_02601478-5926-449c-aa8d-0211f156a9a2.jpg?v=1761275984</image:loc>
      <image:title>*1,4-Dichlorobenzene, 0.2 mg/mL in MeOH, CAS # 106-46-7, 1 mL</image:title>
      <image:caption>Image of AM50223 - 1,4-Dichlorobenzene, 0.2 mg/mL in MeOH, CAS # 106-46-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-4-dichlorobenzene-2-0-mg-ml-in-methanol-cas-106-46-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c3eb7e37-fb9c-4326-a33e-9bba18369f5f.jpg?v=1761275987</image:loc>
      <image:title>*1,4-Dichlorobenzene, 2.0 mg/mL in MeOH, CAS # 106-46-7, 1 mL</image:title>
      <image:caption>Image of AM5022310X - 1,4-Dichlorobenzene, 2.0 mg/mL in MeOH, CAS # 106-46-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-4-dichlorobenzene-neat-cas-106-46-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_610a32d5-901e-421c-8e1a-bf59f611a02b.jpg?v=1761275991</image:loc>
      <image:title>*1,4-Dichlorobenzene, Neat,  CAS # 106-46-7, 1 g</image:title>
      <image:caption>Image of AM50223N - 1,4-Dichlorobenzene, Neat, CAS # 106-46-7, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlorodifluoromethane-0-2-mg-ml-in-methanol-cas-75-71-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b636fdc8-2862-41a4-8cdc-3acc234c2c0c.jpg?v=1761275994</image:loc>
      <image:title>*Dichlorodifluoromethane, 0.2 mg/mL in MeOH, CAS # 75-71-8, 1 mL</image:title>
      <image:caption>Image of AM50224 - Dichlorodifluoromethane, 0.2 mg/mL in MeOH, CAS # 75-71-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlorodifluoromethane-2-0-mg-ml-in-methanol-cas-75-71-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0ca20568-7eab-4851-92da-9c81f5c5e066.jpg?v=1761275998</image:loc>
      <image:title>*Dichlorodifluoromethane, 2.0 mg/mL in MeOH, CAS # 75-71-8, 1 mL</image:title>
      <image:caption>Image of AM5022410X - Dichlorodifluoromethane, 2.0 mg/mL in MeOH, CAS # 75-71-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-dichloroethane-0-2-mg-ml-in-methanol-cas-75-34-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_354f103e-88ee-45cd-8698-dc5eeeb89b82.jpg?v=1761276002</image:loc>
      <image:title>*1,1-Dichloroethane, 0.2 mg/mL in MeOH, CAS # 75-34-3, 1 mL</image:title>
      <image:caption>Image of AM50225 - 1,1-Dichloroethane, 0.2 mg/mL in MeOH, CAS # 75-34-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-dichloroethane-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9ec04ffc-ebab-4733-818e-af6695ff2307.jpg?v=1761276005</image:loc>
      <image:title>*1,1-Dichloroethane, 2.0 mg/mL in MeOH, CAS # 75-34-3, 1 mL</image:title>
      <image:caption>Image of AM5022510X - 1,1-Dichloroethane, 2.0 mg/mL in MeOH, CAS # 75-34-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-dichloroethane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fa134774-bb32-4ea5-a2d1-91d77d0778dc.jpg?v=1761276009</image:loc>
      <image:title>*1,1-Dichloroethane, Neat, CAS # 75-34-3, 100 mg</image:title>
      <image:caption>Image of AM50225N100MG - 1,1-Dichloroethane, Neat, CAS # 75-34-3, 100 mg</image:caption>
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  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichloroethane-0-2-mg-ml-in-methanol-cas-107-06-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b76a4d2b-e306-41a7-b857-3181d831784c.jpg?v=1761276012</image:loc>
      <image:title>*1,2-Dichloroethane, 0.2 mg/mL in MeOH, CAS # 107-06-2, 1 mL</image:title>
      <image:caption>Image of AM50226 - 1,2-Dichloroethane, 0.2 mg/mL in MeOH, CAS # 107-06-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichloroethane-2-0-mg-ml-in-methanol-cas-107-06-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c29bddbf-1e7f-4d3f-8e57-75175233af38.jpg?v=1761276017</image:loc>
      <image:title>*1,2-Dichloroethane, 2.0 mg/mL in MeOH, CAS # 107-06-2, 1 mL</image:title>
      <image:caption>Image of AM5022610X - 1,2-Dichloroethane, 2.0 mg/mL in MeOH, CAS # 107-06-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichloroethane-neat-cas-107-06-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f27aa675-0865-4ec3-b4dc-48af4676f478.jpg?v=1761276020</image:loc>
      <image:title>*1,2-Dichloroethane, Neat,  CAS # 107-06-2, 1 g</image:title>
      <image:caption>Image of AM50226N - 1,2-Dichloroethane, Neat, CAS # 107-06-2, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-dichloroethene-0-2-mg-ml-in-methanol-cas-75-35-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_75d1c8cd-0866-4d1e-901d-e275380a7ba8.jpg?v=1761276024</image:loc>
      <image:title>*1,1-Dichloroethene, 0.2 mg/mL in MeOH, CAS # 75-35-4, 1 mL</image:title>
      <image:caption>Image of AM50227 - 1,1-Dichloroethene, 0.2 mg/mL in MeOH, CAS # 75-35-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-dichloroethene-2-0-mg-ml-in-methanol-cas-75-35-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_20be9643-c0a1-4ce1-a1d8-bc739a68cfb9.jpg?v=1761276027</image:loc>
      <image:title>*1,1-Dichloroethene, 2.0 mg/mL in MeOH, CAS # 75-35-4, 1 mL</image:title>
      <image:caption>Image of AM5022710X - 1,1-Dichloroethene, 2.0 mg/mL in MeOH, CAS # 75-35-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-dichloroethene-neat-cas-75-35-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1ed16f35-7435-48b8-ab14-ca1c6e3122d4.jpg?v=1761276031</image:loc>
      <image:title>*1,1-Dichloroethene, Neat, CAS # 75-35-4, 1 g</image:title>
      <image:caption>Image of AM50227N - 1,1-Dichloroethene, Neat, CAS # 75-35-4, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cis-1-2-dichloroethene-0-2-mg-ml-in-methanol-cas-156-59-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_83f133e7-af82-4249-bcad-65bccb6c4570.jpg?v=1761276034</image:loc>
      <image:title>*cis-1,2-Dichloroethene, 0.2 mg/mL in MeOH, CAS # 156-59-2, 1 mL</image:title>
      <image:caption>Image of AM50228 - cis-1,2-Dichloroethene, 0.2 mg/mL in MeOH, CAS # 156-59-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cis-1-2-dichloroethene-2-0-mg-ml-in-methanol-cas-156-59-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_88abacfc-5501-4ba9-9795-c20e63c0f0c7.jpg?v=1761276037</image:loc>
      <image:title>*cis-1,2-Dichloroethene, 2.0 mg/mL in Methanol, CAS # 156-59-2, 1 mL</image:title>
      <image:caption>Image of AM5022810X - cis-1,2-Dichloroethene, 2.0 mg/mL in Methanol, CAS # 156-59-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cis-1-2-dichloroethene-neat-cas-156-59-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5baaad3f-428d-4444-89a5-527eff220896.jpg?v=1761276041</image:loc>
      <image:title>*cis-1,2-Dichloroethene, Neat, CAS # 156-59-2, 1 g</image:title>
      <image:caption>Image of AM50228N - cis-1,2-Dichloroethene, Neat, CAS # 156-59-2, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trans-1-2-dichloroethene-0-2-mg-ml-in-methanol-cas-156-60-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1941fda1-a6c0-43c5-a739-f01208031d8f.jpg?v=1761276044</image:loc>
      <image:title>*trans-1,2-Dichloroethene, 0.2 mg/mL in MeOH, CAS # 156-60-5, 1 mL</image:title>
      <image:caption>Image of AM50229 - trans-1,2-Dichloroethene, 0.2 mg/mL in MeOH, CAS # 156-60-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trans-1-2-dichloroethene-2-0-mg-ml-in-methanol-cas-156-60-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_926d5f3c-2c9e-4646-a3bf-dff952334f76.jpg?v=1761276048</image:loc>
      <image:title>*trans-1,2-Dichloroethene, 2.0 mg/mL in Methanol, CAS # 156-60-5, 1 mL</image:title>
      <image:caption>Image of AM5022910X - trans-1,2-Dichloroethene, 2.0 mg/mL in Methanol, CAS # 156-60-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trans-1-2-dichloroethene-neat-cas-156-60-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6e72c777-4133-4e45-85a8-d04b71e64f1b.jpg?v=1761276051</image:loc>
      <image:title>*trans-1,2-Dichloroethene, Neat, CAS # 156-60-5, 1 g</image:title>
      <image:caption>Image of AM50229N - trans-1,2-Dichloroethene, Neat, CAS # 156-60-5, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichloropropane-0-2-mg-ml-in-methanol-cas-78-87-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8a6e5353-cf66-4bce-bd0c-a5b961b72eb0.jpg?v=1761276055</image:loc>
      <image:title>*1,2-Dichloropropane, 0.2 mg/mL in MeOH, CAS # 78-87-5, 1 mL</image:title>
      <image:caption>Image of AM50230 - 1,2-Dichloropropane, 0.2 mg/mL in MeOH, CAS # 78-87-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichloropropane-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9f0db85a-f918-419d-bfda-2b96a9fe096d.jpg?v=1761276058</image:loc>
      <image:title>*1,2-Dichloropropane, 2.0 mg/mL in MeOH, CAS # 78-87-5, 1 mL</image:title>
      <image:caption>Image of AM5023010X - 1,2-Dichloropropane, 2.0 mg/mL in MeOH, CAS # 78-87-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichloropropane-neat-cas-78-87-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3e3515e3-7449-4035-9a06-1e22d224c0e7.jpg?v=1761276064</image:loc>
      <image:title>*1,2-Dichloropropane, Neat, CAS # 78-87-5, 1 g</image:title>
      <image:caption>Image of AM50230N - 1,2-Dichloropropane, Neat, CAS # 78-87-5, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichloropropane-0-2-mg-ml-in-methanol-cas-142-28-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b6e56009-6df4-4873-8324-e32e81378bf4.jpg?v=1761276067</image:loc>
      <image:title>*1,3-Dichloropropane, 0.2 mg/mL in MeOH, CAS # 142-28-9, 1 mL</image:title>
      <image:caption>Image of AM50231 - 1,3-Dichloropropane, 0.2 mg/mL in MeOH, CAS # 142-28-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichloropropane-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_537d4044-222b-4647-a896-d1c00b7766e7.jpg?v=1761276071</image:loc>
      <image:title>*1,3-Dichloropropane, 2.0 mg/mL in MeOH, CAS # 142-28-9, 1 mL</image:title>
      <image:caption>Image of AM5023110X - 1,3-Dichloropropane, 2.0 mg/mL in MeOH, CAS # 142-28-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichloropropane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2575cbb2-0103-4654-9db1-3c9877004064.jpg?v=1761276074</image:loc>
      <image:title>*1,3-Dichloropropane, Neat, CAS # 142-28-9, 1 g</image:title>
      <image:caption>Image of AM50231N - 1,3-Dichloropropane, Neat, CAS # 142-28-9, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-dichloropropane-0-2-mg-ml-in-methanol-cas-594-20-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_84ecc2da-bcfd-423b-b0e1-c963ec827fc2.jpg?v=1761276078</image:loc>
      <image:title>*2,2-Dichloropropane, 0.2 mg/mL in MeOH, CAS # 594-20-7, 1 mL</image:title>
      <image:caption>Image of AM50232 - 2,2-Dichloropropane, 0.2 mg/mL in MeOH, CAS # 594-20-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-dichloropropane-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cc793301-09fe-4d29-809c-98d288def28b.jpg?v=1761276082</image:loc>
      <image:title>*2,2-Dichloropropane, 2.0 mg/mL in MeOH, CAS # 594-20-7, 1 mL</image:title>
      <image:caption>Image of AM5023210X - 2,2-Dichloropropane, 2.0 mg/mL in MeOH, CAS # 594-20-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-dichloropropane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9cf0ab5d-4f99-4eba-852d-39693abd9d7f.jpg?v=1761276085</image:loc>
      <image:title>*2,2-Dichloropropane, Neat, CAS # 594-20-7, 1 g</image:title>
      <image:caption>Image of AM50232N - 2,2-Dichloropropane, Neat, CAS # 594-20-7, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-dichloropropene-0-2-mg-ml-in-methanol-cas-563-58-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4d3f5e0d-e78a-4889-add8-fb7d6b3259c2.jpg?v=1761276089</image:loc>
      <image:title>*1,1-Dichloropropene, 0.2 mg/mL in MeOH, CAS # 563-58-6, 1 mL</image:title>
      <image:caption>Image of AM50233 - 1,1-Dichloropropene, 0.2 mg/mL in MeOH, CAS # 563-58-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-dichloropropene-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2cf9e470-c0c3-4339-832b-d2058562106a.jpg?v=1761276092</image:loc>
      <image:title>*1,1-Dichloropropene, 2.0 mg/mL in MeOH, CAS # 563-58-6, 1 mL</image:title>
      <image:caption>Image of AM5023310X - 1,1-Dichloropropene, 2.0 mg/mL in MeOH, CAS # 563-58-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichloropropene-cis-trans-0-2-mg-ml-total-in-methanol-cas-542-75-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0a49b44c-27d5-4ab3-a1f4-be9ab5e51104.jpg?v=1761276096</image:loc>
      <image:title>*1,3-Dichloropropene (cis/trans), 0.2 mg/mL total in MeOH, CAS # 542-75-6, 1 mL</image:title>
      <image:caption>Image of AM50234 - 1,3-Dichloropropene (cis/trans), 0.2 mg/mL total in MeOH, CAS # 542-75-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichloropropene-cis-trans</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cd396cee-de34-42b5-b4ab-4ed7d4c30dbc.jpg?v=1761276099</image:loc>
      <image:title>*1,3-Dichloropropene (cis/trans), Neat, CAS # 542-75-6, 1 g</image:title>
      <image:caption>Image of AM50234N - 1,3-Dichloropropene (cis/trans), Neat, CAS # 542-75-6, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichloropropene-cis-trans-400ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_149a02bc-733d-446d-9757-6feca6a8e508.jpg?v=1761276103</image:loc>
      <image:title>*1,3-Dichloropropene (cis/trans), 400 µg/mL in Methanol, CAS # 542-75-6, 1 mL</image:title>
      <image:caption>Image of AM50234R - 1,3-Dichloropropene (cis/trans), 400 µg/mL in Methanol, CAS # 542-75-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dichloropropene-cis-trans-4-0-mg-ml-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0e1d4bee-bbf0-4076-9af8-50375d4852f6.jpg?v=1761276106</image:loc>
      <image:title>*1,3-Dichloropropene (cis/trans), 4.0 mg/mL total in MeOH, CAS # 542-75-6, 1 mL</image:title>
      <image:caption>Image of AM50234R10X - 1,3-Dichloropropene (cis/trans), 4.0 mg/mL total in MeOH, CAS # 542-75-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethylbenzene-0-2-mg-ml-in-methanol-cas-100-41-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1d0099a0-bd25-44d2-9e47-5b2717f9181a.jpg?v=1761276110</image:loc>
      <image:title>*Ethylbenzene, 0.2 mg/mL in MeOH, CAS # 100-41-4, 1 mL</image:title>
      <image:caption>Image of AM50235 - Ethylbenzene, 0.2 mg/mL in MeOH, CAS # 100-41-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethylbenzene-2-0-mg-ml-in-methanol-cas-100-41-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5cb7cc5e-08b9-46f7-857a-a712194e0e0f.jpg?v=1761276113</image:loc>
      <image:title>*Ethylbenzene, 2.0 mg/mL in MeOH, CAS # 100-41-4, 1 mL</image:title>
      <image:caption>Image of AM5023510X - Ethylbenzene, 2.0 mg/mL in MeOH, CAS # 100-41-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethylbenzene-neat-cas-100-41-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f4a4b2d3-810d-4b08-86fc-0e834996c1f0.jpg?v=1761276116</image:loc>
      <image:title>*Ethylbenzene, Neat, CAS # 100-41-4, 1 g</image:title>
      <image:caption>Image of AM50235N - Ethylbenzene, Neat, CAS # 100-41-4, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexachlorobutadiene-0-2-mg-ml-in-methanol-cas-87-68-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4d622678-b66a-4533-9fed-124323705221.jpg?v=1761276120</image:loc>
      <image:title>*Hexachlorobutadiene, 0.2 mg/mL in MeOH, CAS # 87-68-3, 1 mL</image:title>
      <image:caption>Image of AM50236 - Hexachlorobutadiene, 0.2 mg/mL in MeOH, CAS # 87-68-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexachlorobutadiene-2-0-mg-ml-in-methanol-cas-87-68-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f8cdca79-d097-4811-bdb7-9cb1ade32119.jpg?v=1761276123</image:loc>
      <image:title>*Hexachlorobutadiene, 2.0 mg/mL in MeOH, CAS # 87-68-3, 1 mL</image:title>
      <image:caption>Image of AM5023610X - Hexachlorobutadiene, 2.0 mg/mL in MeOH, CAS # 87-68-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexachlorobutadiene-neat-cas-87-68-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_26c21791-1572-48dc-bfd9-d89e350a9502.jpg?v=1761276127</image:loc>
      <image:title>Hexachlorobutadiene, Neat, CAS # 87-68-3, 1 g</image:title>
      <image:caption>Image of AM50236N - Hexachlorobutadiene, Neat, CAS # 87-68-3, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isopropylbenzene-0-2-mg-ml-in-methanol-cas-98-82-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a9c4fe22-35b7-474d-b517-f877d2777ee1.jpg?v=1761276130</image:loc>
      <image:title>*Isopropylbenzene, 0.2 mg/mL in MeOH, CAS # 98-82-8, 1 mL</image:title>
      <image:caption>Image of AM50237 - Isopropylbenzene, 0.2 mg/mL in MeOH, CAS # 98-82-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isopropylbenzene-2-0-mg-ml-in-methanol-cas-98-82-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f7d68132-407c-497e-944e-1b6eeae241dd.jpg?v=1761276134</image:loc>
      <image:title>*Isopropylbenzene, 2.0 mg/mL in Methanol, CAS # 98-82-8, 1 mL</image:title>
      <image:caption>Image of AM5023710X - Isopropylbenzene, 2.0 mg/mL in Methanol, CAS # 98-82-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isopropylbenzene-neat-cas-98-82-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4ee745bd-0edd-4541-ac08-97ee3949b801.jpg?v=1761276137</image:loc>
      <image:title>*Isopropylbenzene, Neat, CAS # 98-82-8, 1 g</image:title>
      <image:caption>Image of AM50237N - Isopropylbenzene, Neat, CAS # 98-82-8, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-isopropyltoluene-p-cymene-0-2-mg-ml-in-methanol-cas-99-87-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cd28609c-8b61-497b-87bb-92db02237c68.jpg?v=1761276140</image:loc>
      <image:title>*p-Isopropyltoluene (p-Cymene), 0.2 mg/mL in MeOH, CAS # 99-87-6, 1 mL</image:title>
      <image:caption>Image of AM50238 - p-Isopropyltoluene (p-Cymene), 0.2 mg/mL in MeOH, CAS # 99-87-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-isopropyltoluene-p-cymene-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_062d8a2c-9787-4d78-80e9-b76fcfbdb49b.jpg?v=1761276144</image:loc>
      <image:title>*p-Isopropyltoluene (p-Cymene), 2.0 mg/mL in MeOH, CAS # 99-87-6, 1 mL</image:title>
      <image:caption>Image of AM5023810X - p-Isopropyltoluene (p-Cymene), 2.0 mg/mL in MeOH, CAS # 99-87-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-isopropyltoluene-p-cymene</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_11472395-4302-4811-87d7-d5cf0a6158cf.jpg?v=1761276147</image:loc>
      <image:title>*p-Isopropyltoluene, Neat, CAS # 99-87-6, 1 g</image:title>
      <image:caption>Image of AM50238N - p-Isopropyltoluene, Neat, CAS # 99-87-6, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichloromethane-0-2-mg-ml-in-methanol-cas-75-09-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_04b2891e-d4be-4562-8caa-399b806dcdf6.jpg?v=1761276150</image:loc>
      <image:title>*Dichloromethane, 0.2 mg/mL in MeOH, CAS # 75-09-2, 1 mL</image:title>
      <image:caption>Image of AM50239 - Dichloromethane, 0.2 mg/mL in MeOH, CAS # 75-09-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichloromethane-2-0-mg-ml-in-methanol-cas-75-09-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_26de1ba8-8898-4260-bd48-10663108a45f.jpg?v=1761276154</image:loc>
      <image:title>*Dichloromethane, 2.0 mg/mL in MeOH, CAS # 75-09-2, 1 mL</image:title>
      <image:caption>Image of AM5023910X - Dichloromethane, 2.0 mg/mL in MeOH, CAS # 75-09-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichloromethane-neat-cas-75-09-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c8db0ea8-c0e3-44dd-8569-8a5a513a7efb.jpg?v=1761276157</image:loc>
      <image:title>Dichloromethane, Neat, CAS # 75-09-2, 1 g</image:title>
      <image:caption>Image of AM50239N - Dichloromethane, Neat, CAS # 75-09-2, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/naphthalene-0-2-mg-ml-in-methanol-m-502-40-cas-91-20-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4b238126-b223-4a5c-a5c9-ccff04848003.jpg?v=1761276160</image:loc>
      <image:title>*Naphthalene, 0.2 mg/mL in MeOH, CAS # 91-20-3, 1 mL</image:title>
      <image:caption>Image of AM50240 - Naphthalene, 0.2 mg/mL in MeOH, CAS # 91-20-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/naphthalene-2-0-mg-ml-in-methanol-cas-91-20-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3f9351f0-6c98-47c8-9169-a9b4b7790b7e.jpg?v=1761276164</image:loc>
      <image:title>*Naphthalene, 2.0 mg/mL in MeOH, CAS # 91-20-3, 1 mL</image:title>
      <image:caption>Image of AM5024010X - Naphthalene, 2.0 mg/mL in MeOH, CAS # 91-20-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/naphthalene-neat-cas-91-20-3-1-g</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_406ba9f5-3803-4e65-bf7f-ec445979cea3.jpg?v=1761276168</image:loc>
      <image:title>*Naphthalene, Neat, CAS # 91-20-3, 1 g</image:title>
      <image:caption>Image of AM50240N - Naphthalene, Neat, CAS # 91-20-3, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-propylbenzene-0-2-mg-ml-in-methanol-cas-103-65-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6114097e-0769-4253-887d-56ced3186a13.jpg?v=1761276171</image:loc>
      <image:title>*n-Propylbenzene, 0.2 mg/mL in MeOH, CAS # 103-65-1, 1 mL</image:title>
      <image:caption>Image of AM50241 - n-Propylbenzene, 0.2 mg/mL in MeOH, CAS # 103-65-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-propylbenzene-2-0-mg-ml-in-methanol-cas-103-65-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5aaf6da9-3351-4c41-a4e0-552380bdc14b.jpg?v=1761276174</image:loc>
      <image:title>*n-Propylbenzene, 2.0 mg/mL in MeOH, CAS # 103-65-1, 1 mL</image:title>
      <image:caption>Image of AM5024110X - n-Propylbenzene, 2.0 mg/mL in MeOH, CAS # 103-65-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-propylbenzene</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cdc69b88-f32a-476a-9b51-4cec1cdbd8db.jpg?v=1761276178</image:loc>
      <image:title>*n-Propylbenzene, Neat, CAS # 103-65-1, 1 g</image:title>
      <image:caption>Image of AM50241N - n-Propylbenzene, Neat, CAS # 103-65-1, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/styrene-0-2-mg-ml-in-methanol-cas-100-42-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c0d1ac89-05af-4e1f-9c3b-7066ecd88b79.jpg?v=1761276181</image:loc>
      <image:title>*Styrene, 0.2 mg/mL in MeOH, CAS # 100-42-5, 1 mL</image:title>
      <image:caption>Image of AM50242 - Styrene, 0.2 mg/mL in MeOH, CAS # 100-42-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/styrene-2-0-mg-ml-in-methanol-cas-100-42-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cb782102-9899-4a50-9a86-242c8eb6732b.jpg?v=1761276184</image:loc>
      <image:title>*Styrene, 2.0 mg/mL in MeOH, CAS # 100-42-5, 1 mL</image:title>
      <image:caption>Image of AM5024210X - Styrene, 2.0 mg/mL in MeOH, CAS # 100-42-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/styrene-neat-cas-100-42-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e4cd77de-d361-4453-b842-f55a2272efad.jpg?v=1761276188</image:loc>
      <image:title>*Styrene, Neat, CAS # 100-42-5, 1 g</image:title>
      <image:caption>Image of AM50242N - Styrene, Neat, CAS # 100-42-5, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-1-2-tetrachloroethane-0-2-mg-ml-in-methanol-cas-630-20-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_856a6f5d-36a4-440d-89e8-09d121672c7d.jpg?v=1761276191</image:loc>
      <image:title>*1,1,1,2-Tetrachloroethane, 0.2 mg/mL in MeOH, CAS # 630-20-6, 1 mL</image:title>
      <image:caption>Image of AM50243 - 1,1,1,2-Tetrachloroethane, 0.2 mg/mL in MeOH, CAS # 630-20-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-1-2-tetrachloroethane-2-0-mg-ml-in-methanol-cas-630-20-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5995634f-ed0d-4b57-8407-3caaf2cc4942.jpg?v=1761276195</image:loc>
      <image:title>*1,1,1,2-Tetrachloroethane, 2.0 mg/mL in MeOH, CAS # 630-20-6, 1 mL</image:title>
      <image:caption>Image of AM5024310X - 1,1,1,2-Tetrachloroethane, 2.0 mg/mL in MeOH, CAS # 630-20-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-1-2-tetrachloroethane-neat-cas-630-20-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3d362e46-f59c-45fa-91de-3602283fd76e.jpg?v=1761276198</image:loc>
      <image:title>*1,1,1,2-Tetrachloroethane, Neat,  CAS # 630-20-6, 1 g</image:title>
      <image:caption>Image of AM50243N - 1,1,1,2-Tetrachloroethane, Neat, CAS # 630-20-6, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-2-2-tetrachloroethane-0-2-mg-ml-in-methanol-cas-79-34-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ebe25a74-1072-472b-9c8b-2217d17453d0.jpg?v=1761276202</image:loc>
      <image:title>*1,1,2,2-Tetrachloroethane, 0.2 mg/mL in MeOH, CAS # 79-34-5, 1 mL</image:title>
      <image:caption>Image of AM50244 - 1,1,2,2-Tetrachloroethane, 0.2 mg/mL in MeOH, CAS # 79-34-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-2-2-tetrachloroethane-2-0-mg-ml-in-methanol-cas-79-34-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_66f42675-0075-48ac-b9f0-8424cb2c9579.jpg?v=1761276205</image:loc>
      <image:title>*1,1,2,2-Tetrachloroethane, 2.0 mg/mL in MeOH, CAS # 79-34-5, 1 mL</image:title>
      <image:caption>Image of AM5024410X - 1,1,2,2-Tetrachloroethane, 2.0 mg/mL in MeOH, CAS # 79-34-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-2-2-tetrachloroethane-neat-cas-79-34-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ab6172eb-d15e-414c-8a3d-7d107d0f5167.jpg?v=1761276209</image:loc>
      <image:title>*1,1,2,2-Tetrachloroethane, Neat, CAS # 79-34-5, 1 g</image:title>
      <image:caption>Image of AM50244N - 1,1,2,2-Tetrachloroethane, Neat, CAS # 79-34-5, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tetrachloroethene-0-2-mg-ml-in-methanol-cas-127-18-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_de1b113b-5fac-41df-963f-a616a4e52718.jpg?v=1761276212</image:loc>
      <image:title>*Tetrachloroethene, 0.2 mg/mL in MeOH, CAS # 127-18-4, 1 mL</image:title>
      <image:caption>Image of AM50245 - Tetrachloroethene, 0.2 mg/mL in MeOH, CAS # 127-18-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tetrachloroethene-2-0-mg-ml-in-methanol-cas-127-18-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c9931e93-0ef9-49d2-a5f6-5b87286695c0.jpg?v=1761276216</image:loc>
      <image:title>*Tetrachloroethene, 2.0 mg/mL in MeOH, CAS # 127-18-4, 1 mL</image:title>
      <image:caption>Image of AM5024510X - Tetrachloroethene, 2.0 mg/mL in MeOH, CAS # 127-18-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tetrachloroethene-neat-cas-127-18-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2c400a87-aae7-4b14-a713-60eb32c583f7.jpg?v=1761276219</image:loc>
      <image:title>*Tetrachloroethene, Neat, CAS # 127-18-4, 1 g</image:title>
      <image:caption>Image of AM50245N - Tetrachloroethene, Neat, CAS # 127-18-4, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/toluene-0-2-mg-ml-in-methanol-cas-108-88-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3b6fbd40-1cec-45f3-9ee7-446a40dfb532.jpg?v=1761276223</image:loc>
      <image:title>*Toluene, 0.2 mg/mL in MeOH, CAS # 108-88-3, 1 mL</image:title>
      <image:caption>Image of AM50246 - Toluene, 0.2 mg/mL in MeOH, CAS # 108-88-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/toluene-2-0-mg-ml-in-methanol-cas-108-88-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9804f399-de58-47de-91ff-16b2c6df2206.jpg?v=1761276226</image:loc>
      <image:title>*Toluene, 2.0 mg/mL in MeOH, CAS # 108-88-3, 1 mL</image:title>
      <image:caption>Image of AM5024610X - Toluene, 2.0 mg/mL in MeOH, CAS # 108-88-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/toluene-neat-cas-108-88-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9e5f37f2-0c08-44e0-a351-ccc3959c3c5d.jpg?v=1761276230</image:loc>
      <image:title>*Toluene, Neat, CAS # 108-88-3, 1 g</image:title>
      <image:caption>Image of AM50246N - Toluene, Neat, CAS # 108-88-3, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichlorobenzene-0-2-mg-ml-in-methanol-cas-87-61-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9f681570-783c-4e3a-9915-9abeef0426c7.jpg?v=1761276233</image:loc>
      <image:title>*1,2,3-Trichlorobenzene, 0.2 mg/mL in MeOH, CAS # 87-61-6, 1 mL</image:title>
      <image:caption>Image of AM50247 - 1,2,3-Trichlorobenzene, 0.2 mg/mL in MeOH, CAS # 87-61-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichlorobenzene-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2125c9ee-35e6-44d9-9b31-bf399613d2b4.jpg?v=1761276065</image:loc>
      <image:title>*1,2,3-Trichlorobenzene, 2.0 mg/mL in MeOH, CAS # 87-61-6, 1 mL</image:title>
      <image:caption>Image of AM5024710X - 1,2,3-Trichlorobenzene, 2.0 mg/mL in MeOH, CAS # 87-61-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichlorobenzene</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2ac571c9-fea2-4234-aebe-4c450d99d878.jpg?v=1761276069</image:loc>
      <image:title>*1,2,3-Trichlorobenzene, Neat,  CAS # 87-61-6, 1 g</image:title>
      <image:caption>Image of AM50247N - 1,2,3-Trichlorobenzene, Neat, CAS # 87-61-6, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-4-trichlorobenzene-0-2-mg-ml-in-methanol-cas-120-82-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2cd2ce22-a9d4-48a6-ae10-21f2258e73fc.jpg?v=1761276072</image:loc>
      <image:title>*1,2,4-Trichlorobenzene, 0.2 mg/mL in Methanol, CAS # 120-82-1, 1 mL</image:title>
      <image:caption>Image of AM50248 - 1,2,4-Trichlorobenzene, 0.2 mg/mL in Methanol, CAS # 120-82-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-4-trichlorobenzene-2-0-mg-ml-in-methanol-cas-120-82-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_497a3f86-a7fb-462e-a452-0e5a392ce453.jpg?v=1761276076</image:loc>
      <image:title>*1,2,4-Trichlorobenzene, 2.0 mg/mL in Methanol, CAS # 120-82-1, 1 mL</image:title>
      <image:caption>Image of AM5024810X - 1,2,4-Trichlorobenzene, 2.0 mg/mL in Methanol, CAS # 120-82-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-4-trichlorobenzene-neat-cas-120-82-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_78e9ca3e-0507-4f5b-9cb4-67aa758d0470.jpg?v=1761276079</image:loc>
      <image:title>*1,2,4-Trichlorobenzene, Neat,  CAS # 120-82-1, 1 g</image:title>
      <image:caption>Image of AM50248N - 1,2,4-Trichlorobenzene, Neat, CAS # 120-82-1, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-1-trichloroethane-0-2-mg-ml-in-methanol-cas-71-55-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6faa65fc-f83e-4bb0-99e5-8ae31a744b2f.jpg?v=1761276082</image:loc>
      <image:title>*1,1,1-Trichloroethane, 0.2 mg/mL in MeOH, CAS # 71-55-6, 1 mL</image:title>
      <image:caption>Image of AM50249 - 1,1,1-Trichloroethane, 0.2 mg/mL in MeOH, CAS # 71-55-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-1-trichloroethane-2-0-mg-ml-in-methanol-cas-71-55-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1e89fc69-1367-4f38-a2de-5dd27b9a5c85.jpg?v=1761276086</image:loc>
      <image:title>*1,1,1-Trichloroethane, 2.0 mg/mL in MeOH, CAS # 71-55-6, 1 mL</image:title>
      <image:caption>Image of AM5024910X - 1,1,1-Trichloroethane, 2.0 mg/mL in MeOH, CAS # 71-55-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-2-trichloroethane-0-2-mg-ml-in-methanol-cas-79-00-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_babe4510-990d-40a3-b1c0-57e03bddcd4b.jpg?v=1761276091</image:loc>
      <image:title>*1,1,2-Trichloroethane, 0.2 mg/mL in MeOH, CAS # 79-00-5, 1 mL</image:title>
      <image:caption>Image of AM50250 - 1,1,2-Trichloroethane, 0.2 mg/mL in MeOH, CAS # 79-00-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-2-trichloroethane-2-0-mg-ml-in-methanol-cas-79-00-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ccf5695d-cfb2-4e4b-891d-6a640ee76136.jpg?v=1761276094</image:loc>
      <image:title>*1,1,2-Trichloroethane, 2.0 mg/mL in MeOH, CAS # 79-00-5, 1 mL</image:title>
      <image:caption>Image of AM5025010X - 1,1,2-Trichloroethane, 2.0 mg/mL in MeOH, CAS # 79-00-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-2-trichloroethane-neat-cas-79-00-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6390448c-afc9-4012-b09f-9f96b5df927d.jpg?v=1761276097</image:loc>
      <image:title>1,1,2-Trichloroethane, Neat, CAS # 79-00-5, 1 g</image:title>
      <image:caption>Image of AM50250N - 1,1,2-Trichloroethane, Neat, CAS # 79-00-5, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroethene-0-2-mg-ml-in-methanol-cas-79-01-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_384c1ed5-21c3-4a89-af20-0c1c79349d79.jpg?v=1761276101</image:loc>
      <image:title>*Trichloroethene, 0.2 mg/mL in MeOH, CAS # 79-01-6, 1 mL</image:title>
      <image:caption>Image of AM50251 - Trichloroethene, 0.2 mg/mL in MeOH, CAS # 79-01-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroethene-2-0-mg-ml-in-methanol-cas-79-01-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b7835ee0-c79a-4e5a-9581-963f8cff1ae0.jpg?v=1761276104</image:loc>
      <image:title>*Trichloroethene, 2.0 mg/mL in MeOH, CAS # 79-01-6, 1 mL</image:title>
      <image:caption>Image of AM5025110X - Trichloroethene, 2.0 mg/mL in MeOH, CAS # 79-01-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroethene-neat-cas-79-01-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_acd0092a-ad9a-4c4d-864e-88b8b0d66f7f.jpg?v=1761276107</image:loc>
      <image:title>*Trichloroethene, Neat, CAS # 79-01-6, 1 g</image:title>
      <image:caption>Image of AM50251N - Trichloroethene, Neat, CAS # 79-01-6, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichlorofluoromethane-freon-11-0-2-mg-ml-in-methanol-cas-75-69-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9f0d3155-90f7-43b5-99e7-9ddc67e6b902.jpg?v=1761276111</image:loc>
      <image:title>*Trichlorofluoromethane (Freon #11), 0.2 mg/mL in MeOH, CAS # 75-69-4, 1 mL</image:title>
      <image:caption>Image of AM50252 - Trichlorofluoromethane (Freon #11), 0.2 mg/mL in MeOH, CAS # 75-69-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichlorofluoromethane-freon-11-2-0-mg-ml-in-methanol-cas-75-69-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bcba94a2-0fa9-45d3-8d9c-b3f68834d3dc.jpg?v=1761276114</image:loc>
      <image:title>*Trichlorofluoromethane (Freon #11), 2.0 mg/mL in MeOH, CAS # 75-69-4, 1 mL</image:title>
      <image:caption>Image of AM5025210X - Trichlorofluoromethane (Freon #11), 2.0 mg/mL in MeOH, CAS # 75-69-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichloropropane-0-2-mg-ml-in-methanol-cas-96-18-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ea5c500f-d2e0-43a6-bebe-5c68a0a77afe.jpg?v=1761276118</image:loc>
      <image:title>*1,2,3-Trichloropropane, 0.2 mg/mL in MeOH, CAS # 96-18-4, 1 mL</image:title>
      <image:caption>Image of AM50253 - 1,2,3-Trichloropropane, 0.2 mg/mL in MeOH, CAS # 96-18-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichloropropane-2-0-mg-ml-in-methanol-cas-96-18-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f53bab41-09e4-4836-8f04-8f3200c3ed99.jpg?v=1761276121</image:loc>
      <image:title>*1,2,3-Trichloropropane, 2.0 mg/mL in MeOH, CAS # 96-18-4, 1 mL</image:title>
      <image:caption>Image of AM5025310X - 1,2,3-Trichloropropane, 2.0 mg/mL in MeOH, CAS # 96-18-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichloropropane-neat-cas-96-18-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6c69bbaf-b0b4-460c-bf91-8ddf7d18ae96.jpg?v=1761276124</image:loc>
      <image:title>1,2,3-Trichloropropane, Neat, CAS # 96-18-4, 1 g</image:title>
      <image:caption>Image of AM50253N - 1,2,3-Trichloropropane, Neat, CAS # 96-18-4, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-4-trimethylbenzene-0-2-mg-ml-in-methanol-cas-95-63-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_86f688aa-8c6a-485c-8e56-666a55f113f0.jpg?v=1761276128</image:loc>
      <image:title>*1,2,4-Trimethylbenzene, 0.2 mg/mL in MeOH, CAS # 95-63-6, 1 mL</image:title>
      <image:caption>Image of AM50254 - 1,2,4-Trimethylbenzene, 0.2 mg/mL in MeOH, CAS # 95-63-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-4-trimethylbenzene-2-0-mg-ml-in-methanol-cas-95-63-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_17dd4be8-3f04-4020-b2e9-db5722fb2051.jpg?v=1761276131</image:loc>
      <image:title>*1,2,4-Trimethylbenzene, 2.0 mg/mL in MeOH, CAS # 95-63-6, 1 mL</image:title>
      <image:caption>Image of AM5025410X - 1,2,4-Trimethylbenzene, 2.0 mg/mL in MeOH, CAS # 95-63-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-4-trimethylbenzene-neat-cas-95-63-6-1g</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f4eaaa51-ad6c-4840-a5d2-cb55365a90a0.jpg?v=1761276134</image:loc>
      <image:title>*1,2,4-Trimethylbenzene, Neat, CAS # 95-63-6, 1 g</image:title>
      <image:caption>Image of AM50254N - 1,2,4-Trimethylbenzene, Neat, CAS # 95-63-6, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-trimethylbenzene-0-2-mg-ml-in-methanol-cas-108-67-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_78861188-fa94-4b95-aac4-bbed3b6623f4.jpg?v=1761276138</image:loc>
      <image:title>*1,3,5-Trimethylbenzene, 0.2 mg/mL in MeOH, CAS # 108-67-8, 1 mL</image:title>
      <image:caption>Image of AM50255 - 1,3,5-Trimethylbenzene, 0.2 mg/mL in MeOH, CAS # 108-67-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-trimethylbenzene-2-0-mg-ml-in-methanol-cas-108-67-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6f4c6cfc-6aaf-4755-ad73-8daf265b9ba4.jpg?v=1761276141</image:loc>
      <image:title>*1,3,5-Trimethylbenzene, 2.0 mg/mL in MeOH, CAS # 108-67-8, 1 mL</image:title>
      <image:caption>Image of AM5025510X - 1,3,5-Trimethylbenzene, 2.0 mg/mL in MeOH, CAS # 108-67-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-5-trimethylbenzene-1g</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1e3fbde6-ef26-4257-b9b2-576ff4b3ac78.jpg?v=1761276144</image:loc>
      <image:title>*1,3,5-Trimethylbenzene, Neat, CAS # 108-67-8, 1 g</image:title>
      <image:caption>Image of AM50255N - 1,3,5-Trimethylbenzene, Neat, CAS # 108-67-8, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/vinyl-chloride-0-2-mg-ml-in-methanol-cas-75-01-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_00ed2e5d-3bbe-4b99-8eda-61c53143a3e0.jpg?v=1761276147</image:loc>
      <image:title>*Vinyl chloride, 0.2 mg/mL in MeOH, CAS # 75-01-4, 1 mL</image:title>
      <image:caption>Image of AM50256 - Vinyl chloride, 0.2 mg/mL in MeOH, CAS # 75-01-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/vinyl-chloride-2-0-mg-ml-in-methanol-cas-75-01-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_611c837d-1414-4d3b-af32-6189dd41f640.jpg?v=1761276151</image:loc>
      <image:title>*Vinyl Chloride, 2.0 mg/mL in MeOH, CAS # 75-01-4, 1 mL</image:title>
      <image:caption>Image of AM5025610X - Vinyl Chloride, 2.0 mg/mL in MeOH, CAS # 75-01-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/o-xylene-0-2-mg-ml-in-methanol-cas-95-47-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7073155b-4fbb-48f1-878c-51b029574e18.jpg?v=1761276154</image:loc>
      <image:title>*o-Xylene, 0.2 mg/mL in MeOH, CAS # 95-47-6, 1 mL</image:title>
      <image:caption>Image of AM50257 - o-Xylene, 0.2 mg/mL in MeOH, CAS # 95-47-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/o-xylene-2-0-mg-ml-in-methanol-cas-95-47-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_01b17613-cb01-4c79-8f72-ea9562f4c6c2.jpg?v=1761276158</image:loc>
      <image:title>*o-Xylene, 2.0 mg/mL in MeOH, CAS # 95-47-6, 1 mL</image:title>
      <image:caption>Image of AM5025710X - o-Xylene, 2.0 mg/mL in MeOH, CAS # 95-47-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/o-xylene-neat-cas-95-47-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_85beb300-55d9-483d-ad03-1f5088c1d837.jpg?v=1761276161</image:loc>
      <image:title>*o-Xylene, Neat, CAS # 95-47-6, 1 g</image:title>
      <image:caption>Image of AM50257N - o-Xylene, Neat, CAS # 95-47-6, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/m-xylene-0-2-mg-ml-in-methanol-cas-108-38-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4a0913a2-1bef-4c82-bc56-a50856bca708.jpg?v=1761276164</image:loc>
      <image:title>*m-Xylene, 0.2 mg/mL in MeOH, CAS # 108-38-3, 1 mL</image:title>
      <image:caption>Image of AM50258 - m-Xylene, 0.2 mg/mL in MeOH, CAS # 108-38-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/m-xylene-2-0-mg-ml-in-methanol-cas-108-38-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0ad3f6e6-5865-4801-80c8-345f078d6917.jpg?v=1761276167</image:loc>
      <image:title>*m-Xylene, 2.0 mg/mL in MeOH, CAS # 108-38-3, 1 mL</image:title>
      <image:caption>Image of AM5025810X - m-Xylene, 2.0 mg/mL in MeOH, CAS # 108-38-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/m-xylene-neat-cas-108-38-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d4df2dd3-befe-45cd-9175-b3d52e5eb6b0.jpg?v=1761276171</image:loc>
      <image:title>*m-Xylene, Neat, CAS # 108-38-3, 1 g</image:title>
      <image:caption>Image of AM50258N - m-Xylene, Neat, CAS # 108-38-3, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-xylene-0-2-mg-ml-in-methanol-cas-106-42-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e102ce8d-12a3-445e-b44f-a97cbaca8c97.jpg?v=1761276175</image:loc>
      <image:title>*p-Xylene, 0.2 mg/mL in MeOH, CAS # 106-42-3, 1 mL</image:title>
      <image:caption>Image of AM50259 - p-Xylene, 0.2 mg/mL in MeOH, CAS # 106-42-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-xylene-2-0-mg-ml-in-methanol-cas-106-42-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3e1662f8-08a4-43f9-ab3f-ad10c250f4cb.jpg?v=1761276178</image:loc>
      <image:title>*p-Xylene, 2.0 mg/mL in MeOH, CAS # 106-42-3, 1 mL</image:title>
      <image:caption>Image of AM5025910X - p-Xylene, 2.0 mg/mL in MeOH, CAS # 106-42-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-xylene-neat-cas-106-42-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d5fb9b2f-722c-4285-81af-ede6a9b45bee.jpg?v=1761276181</image:loc>
      <image:title>*p-Xylene, Neat, CAS # 106-42-3, 1 g</image:title>
      <image:caption>Image of AM50259N - p-Xylene, Neat, CAS # 106-42-3, 1 g</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/o-m-p-xylenes-mix-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_759a6f10-1995-4517-b2c0-b52a655c2a23.jpg?v=1761276185</image:loc>
      <image:title>*o,m,p-Xylenes Mix, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM50260 - o,m,p-Xylenes Mix, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/o-m-p-xylenes-mix-2-0-mg-ml-in-methanol-cas-1330-20-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ac649877-4005-449a-a248-c985f3a64b26.jpg?v=1761276188</image:loc>
      <image:title>*o,m,p-Xylenes Mix, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM5026010X - o,m,p-Xylenes Mix, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlorofluoromethane-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_64f745f0-c8fc-4885-b943-9a305eb10273.jpg?v=1761276191</image:loc>
      <image:title>*Dichlorofluoromethane, 0.2 mg/mL in MeOH, CAS # 75-43-4, 1 mL</image:title>
      <image:caption>Image of AM50261 - Dichlorofluoromethane, 0.2 mg/mL in MeOH, CAS # 75-43-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlorofluoromethane-2-0-mg-ml-in-methanol-cas-75-43-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b96f5a9e-2ae1-49f5-89f0-70c1f855d61a.jpg?v=1761276195</image:loc>
      <image:title>*Dichlorofluoromethane, 2.0 mg/mL in MeOH, CAS # 75-43-4, 1 mL</image:title>
      <image:caption>Image of AM5026110X - Dichlorofluoromethane, 2.0 mg/mL in MeOH, CAS # 75-43-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-liquids-0-2-mg-ml-in-methanol-m-502a-r-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_555c65e3-bd8b-4312-a0ae-71d5f8cdccbb.jpg?v=1761276198</image:loc>
      <image:title>*Volatile Organic Compounds - Liquids, 0.2 mg/mL in MeOH, M-502A-R, 1 mL</image:title>
      <image:caption>Image of AM502AR - Volatile Organic Compounds - Liquids, 0.2 mg/mL in MeOH, M-502A-R, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-liquids-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ff3eefda-0d78-4eb5-bc43-0c59b73bef69.jpg?v=1761276202</image:loc>
      <image:title>*Volatile Organic Compounds - Liquids, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502AR10X - Volatile Organic Compounds - Liquids, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-liquids-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_78acb262-4687-47d5-8365-e465c4b177ca.jpg?v=1761276205</image:loc>
      <image:title>*Volatile Organic Compounds - Liquids, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502AR10XPAK - Volatile Organic Compounds - Liquids, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/voc-liquid-mixture-modified-0-2-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2bd1f6a4-49db-49c0-822b-c9ab4a8b46fe.jpg?v=1761276209</image:loc>
      <image:title>*VOC Liquid Mixture - Modified, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502AR2 - VOC Liquid Mixture - Modified, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/voc-liquid-mixture-modified-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5f51a9ae-bf83-45dc-bdd5-23702f0fbbf9.jpg?v=1761276212</image:loc>
      <image:title>*VOC Liquid Mixture - Modified, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM502AR210X - VOC Liquid Mixture - Modified, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/voc-liquid-mixture-modified-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ec2d150f-f4c4-4bb9-878d-500a83df1ad0.jpg?v=1761276216</image:loc>
      <image:title>*VOC Liquid Mixture - Modified, 2.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM502AR210XPAK - VOC Liquid Mixture - Modified, 2.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-502-volatiles-set-modified-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d9f97ba4-1db7-4bf4-b3fc-8504b41b1790.jpg?v=1761276219</image:loc>
      <image:title>*Method 502 - Volatiles Set (Modified), 2 x 1 mL</image:title>
      <image:caption>Image of AM502AR2B10XSET - Method 502 - Volatiles Set (Modified), 2 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-502-volatiles-set-modified-2-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_85dbc21f-30f4-4f8b-a339-35a16f79f8dc.jpg?v=1761276222</image:loc>
      <image:title>*Method 502 - Volatiles Set (Modified), 2 x 1 mL</image:title>
      <image:caption>Image of AM502AR2BSET - Method 502 - Volatiles Set (Modified), 2 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/voc-liquid-mixture-modified-0-2-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b648eecc-7158-40a3-99ec-b48f34da26c5.jpg?v=1761276226</image:loc>
      <image:title>*VOC Liquid Mixture - Modified, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502AR2PAK - VOC Liquid Mixture - Modified, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-liquids-0-2-mg-ml-in-methanol-m-502a-r3-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e0f9ec59-937a-446d-b2e0-b2908482548e.jpg?v=1761276229</image:loc>
      <image:title>*Volatile Organic Compounds - Liquids, 0.2 mg/mL in MeOH, M-502A-R3, 1 mL</image:title>
      <image:caption>Image of AM502AR3 - Volatile Organic Compounds - Liquids, 0.2 mg/mL in MeOH, M-502A-R3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-liquids-2000-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_560c45a4-a2ed-42d8-a3fc-80f53f3668de.jpg?v=1761276233</image:loc>
      <image:title>*Volatile Organic Compounds - Liquids, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM502AR310X - Volatile Organic Compounds - Liquids, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-m-502a-r-b-10x-set-2-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b519a542-3548-4c97-a047-bb50e431d525.jpg?v=1761276239</image:loc>
      <image:title>*Volatile Organic Compounds, M-502A-R-B-10X-SET, 2 x 1 mL</image:title>
      <image:caption>Image of AM502ARB10XSET - Volatile Organic Compounds, M-502A-R-B-10X-SET, 2 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-m-502a-r-b-set-2-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_767ed381-37ed-42bc-8f47-21fb32f83877.jpg?v=1761276243</image:loc>
      <image:title>*Volatile Organic Compounds, M-502A-R-B-SET, 2 x 1 mL</image:title>
      <image:caption>Image of AM502ARBSET - Volatile Organic Compounds, M-502A-R-B-SET, 2 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-liquids-0-2-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_296ab08f-b46a-484e-b05c-937ca7178984.jpg?v=1761276246</image:loc>
      <image:title>*Volatile Organic Compounds - Liquids, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502ARPAK - Volatile Organic Compounds - Liquids, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-gases-0-2-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6eef7aa1-222b-455a-9ad1-003b8b3e9628.jpg?v=1761276250</image:loc>
      <image:title>*Volatile Organic Cmpds - Gases, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502B - Volatile Organic Cmpds - Gases, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-gases-2-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e6d4a83f-8cb1-49e9-acf0-9ba97678134d.jpg?v=1761276253</image:loc>
      <image:title>*Volatile Organic Cmpds - Gases, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502B10X - Volatile Organic Cmpds - Gases, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-gases-2-0-mg-ml-in-methanol-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8f30f102-06a4-45e2-9d7d-277ab3b9886a.jpg?v=1761276257</image:loc>
      <image:title>*Volatile Organic Cmpds - Gases, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502B10XPAK - Volatile Organic Cmpds - Gases, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-gases-0-2-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_321711a9-dd14-4ebb-b19c-976005f6b977.jpg?v=1761276261</image:loc>
      <image:title>*Volatile Organic Cmpds - Gases, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502BPAK - Volatile Organic Cmpds - Gases, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-gases-2-0-mg-ml-in-methanol-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d394ca5c-eedc-40ac-8b68-9515a44f66aa.jpg?v=1761276264</image:loc>
      <image:title>*Volatile Organic Compounds-Gases, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502C01 - Volatile Organic Compounds-Gases, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-01-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e574f60d-c8e5-4e2a-a901-f16d924c8c97.jpg?v=1761276267</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-01-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM502C01PAK - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-01-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-02-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b7d03f2e-faf8-4a40-a3a8-c34990441c5c.jpg?v=1761276271</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-02, 1 mL</image:title>
      <image:caption>Image of AM502C02 - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-02, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-02-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_739a587b-3371-4789-9879-fc309a9cdb64.jpg?v=1761276275</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-02-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM502C02PAK - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-02-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-03-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a016feb5-0098-4647-b9fd-6e8f455fe5ab.jpg?v=1761276278</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-03, 1 mL</image:title>
      <image:caption>Image of AM502C03 - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-03, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-03-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_50a56243-c1ff-4b2a-bab2-5e2ef8ee62ae.jpg?v=1761276281</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-03-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM502C03PAK - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-03-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-04-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6620c7d8-3c0a-4841-bae8-c63e416d7346.jpg?v=1761276285</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-04, 1 mL</image:title>
      <image:caption>Image of AM502C04 - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-04, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-04-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3c361b19-2611-4a24-be1f-395a15c3aae2.jpg?v=1761276288</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-04-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM502C04PAK - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-04-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-05-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8eac3b30-90b7-40b5-ae4b-f5b62763c5f0.jpg?v=1761276291</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-05, 1 mL</image:title>
      <image:caption>Image of AM502C05 - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-05, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-05-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fc7ea147-2188-4a6b-8794-ad5e11796ff9.jpg?v=1761276295</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-05-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM502C05PAK - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-05-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-06-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_604cd6b4-c6ed-4130-ac4b-5bcaf6ab4ebe.jpg?v=1761276298</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-06, 1 mL</image:title>
      <image:caption>Image of AM502C06 - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-06, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-2-0-mg-ml-in-methanol-m-502c-06-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_12316e24-3000-4bb3-bebe-a67a77e53543.jpg?v=1761276302</image:loc>
      <image:title>*Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-06-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM502C06PAK - Volatile Organic Compounds, 2.0 mg/mL in MeOH, M-502C-06-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/regulated-vocs-2-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_997e20b0-bc79-4013-bfe6-23a444550185.jpg?v=1761276305</image:loc>
      <image:title>*Regulated VOC&apos;s, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502C07 - Regulated VOC&apos;s, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/promulgated-vocs-2-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7ad1d973-50bb-468d-8b3a-b5442b503f73.jpg?v=1761276309</image:loc>
      <image:title>*Promulgated VOC&apos;s, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502C08 - Promulgated VOC&apos;s, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/unregulated-vocs-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_11ce1eb8-5f2b-45d1-98bd-ba278bc20cc6.jpg?v=1761276312</image:loc>
      <image:title>*Unregulated VOC&apos;s, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502C09 - Unregulated VOC&apos;s, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phase-v-additions-npdwr-2-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_90d6199c-2ec6-4973-8904-83d5e4cf8c1a.jpg?v=1761276316</image:loc>
      <image:title>*Phase V Additions - NPDWR, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502C10 - Phase V Additions - NPDWR, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phase-vib-additions-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cd0931e8-b105-4ce0-b86e-2a3696727517.jpg?v=1761276320</image:loc>
      <image:title>*Phase VIB - Additions, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502C11 - Phase VIB - Additions, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-502-2-524-2-mix-d-200-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b99ee1dc-33b5-43d3-a722-49af2d2ad91e.jpg?v=1761276323</image:loc>
      <image:title>*Method 502.2/524.2 Mix D, 200 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502D - Method 502.2/524.2 Mix D, 200 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-502-2-524-2-set</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4b84ee26-d3cb-47da-899a-4492c8d0f569.jpg?v=1761276326</image:loc>
      <image:title>*Method 502.2/524.2 Set, 3 x 1 mL</image:title>
      <image:caption>Image of AM502DEFSET - Method 502.2/524.2 Set, 3 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-502-2-524-2-mix-e-200-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_77ad8b27-38ad-449c-8d14-89caea6cebc5.jpg?v=1761276329</image:loc>
      <image:title>*Method 502.2/524.2 Mix E, 200 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM502E - Method 502.2/524.2 Mix E, 200 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-502-2-524-2-mix-f-200-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8d2dd20b-dbac-4ecf-ac6f-145982ee2faf.jpg?v=1761276333</image:loc>
      <image:title>*Method 502.2/524.2 Mix F, 200 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502F - Method 502.2/524.2 Mix F, 200 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-chloro-2-bromopropane-fluorobenzene-2-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_22b2416c-46fe-4019-ba8e-b07bc82c78da.jpg?v=1761276336</image:loc>
      <image:title>*1-Chloro-2-bromopropane &amp; Fluorobenzene, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502IS - 1-Chloro-2-bromopropane &amp; Fluorobenzene, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-standard-mix-2-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6cdbd6c2-840e-4a68-bb5a-dd9cb7394154.jpg?v=1761276340</image:loc>
      <image:title>*Internal Standard Mix 2, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502IS2 - Internal Standard Mix 2, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methylene-chloride-d2-2-0-mg-ml-in-methanol-cas-1665-00-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_512d4c5b-9515-492a-bcc5-80158ca45b33.jpg?v=1761276343</image:loc>
      <image:title>*Methylene chloride-d2, 2.0 mg/mL in MeOH, CAS # 1665-00-5, 1 mL</image:title>
      <image:caption>Image of AM502IS23 - Methylene chloride-d2, 2.0 mg/mL in MeOH, CAS # 1665-00-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-standard-mix-2-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_997ef62d-14af-4fa5-a704-614591444e26.jpg?v=1761276346</image:loc>
      <image:title>*Internal Standard Mix 2, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502IS2PAK - Internal Standard Mix 2, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-surrogate-std-for-500-series-volatile-methods-2-0-mg-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d79cf5b0-a3bf-4ce1-bedf-3654b6e85830.jpg?v=1761276350</image:loc>
      <image:title>*Internal/Surrogate Std for 500 Series Volatile Methods, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM502ISASL - Internal/Surrogate Std for 500 Series Volatile Methods, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-surrogate-std-for-500-series-volatile-methods-2-0-mg-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_13eee690-6684-4f9b-89b3-2fea0d487462.jpg?v=1761276353</image:loc>
      <image:title>*Internal/Surrogate Std for 500 Series Volatile Methods, 2.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM502ISASLPAK - Internal/Surrogate Std for 500 Series Volatile Methods, 2.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-chloro-2-bromopropane-fluorobenzene-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5aa4420b-4651-4f7a-976b-b2b9bd016ed0.jpg?v=1761276356</image:loc>
      <image:title>*1-Chloro-2-bromopropane &amp; Fluorobenzene, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502ISPAK - 1-Chloro-2-bromopropane &amp; Fluorobenzene, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/500-surrogate-standard-1000-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0d855982-daae-424b-925b-301c9202acaf.jpg?v=1761276360</image:loc>
      <image:title>*500 Surrogate Standard, 1000 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502ISQC - 500 Surrogate Standard, 1000 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-surrogate-standard-2-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e0b84fe1-7ba9-4bf4-a05d-761244947044.jpg?v=1761276363</image:loc>
      <image:title>*Internal/Surrogate Standard, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM502ISSS - Internal/Surrogate Standard, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-surrogate-standard-2-0-mg-ml-in-methanol-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_95b72884-8604-49d4-9de3-8e4f5a96916f.jpg?v=1761276367</image:loc>
      <image:title>*Internal/Surrogate Standard, 2.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM502ISSSPAK - Internal/Surrogate Standard, 2.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-volatility-groups</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5276fa64-4ce7-49d7-afea-507764e85d02.jpg?v=1761276371</image:loc>
      <image:title>*Volatile Organic Compounds -  Volatility Groups, 6 x 1 mL</image:title>
      <image:caption>Image of AM502K1SET - Volatile Organic Compounds - Volatility Groups, 6 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-502-2-volatile-organic-compounds-0-2-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_079853d7-2ba7-496e-808b-d9d99228edd2.jpg?v=1761276374</image:loc>
      <image:title>*Method 502.2 - Volatile Organic Compounds, 0.2 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM502PAK - Method 502.2 - Volatile Organic Compounds, 0.2 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-liquids-gases-0-2-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_de83efee-44db-402d-b8b6-e4e8af0a9884.jpg?v=1761276377</image:loc>
      <image:title>*Volatile Organic Compounds - Liquids &amp; Gases, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502R1 - Volatile Organic Compounds - Liquids &amp; Gases, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/volatile-organic-compounds-liquids-gases-0-2-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_26fac860-0902-4ec1-a2c7-7e6d81c46f41.jpg?v=1761276381</image:loc>
      <image:title>*Volatile Organic Compounds - Liquids &amp; Gases, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502R1PAK - Volatile Organic Compounds - Liquids &amp; Gases, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/voc-mixture-0-2-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ed061271-769f-411d-8092-48d10099be3e.jpg?v=1761276385</image:loc>
      <image:title>*VOC Mixture, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502REG - VOC Mixture, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/voc-mixture-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8846ca89-d474-4493-ac68-062c42599c6d.jpg?v=1761276388</image:loc>
      <image:title>*VOC Mixture, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM502REG10X - VOC Mixture, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/voc-mixture-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6dc436d7-dc21-4e59-9ad6-7e8c7bf92ea6.jpg?v=1761276392</image:loc>
      <image:title>*VOC Mixture, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502REG10XPAK - VOC Mixture, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/voc-mixture-0-2-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cde68832-6ea9-4a19-902e-a6fe0b1d93b5.jpg?v=1761276395</image:loc>
      <image:title>*VOC Mixture, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM502REGPAK - VOC Mixture, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-503-1-purgeable-aromatics-alkenes-0-2-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bc25c8ff-9393-463f-984f-e87aa6e72f79.jpg?v=1761276402</image:loc>
      <image:title>*Method 503.1 - Purgeable Aromatics &amp; Alkenes, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM503 - Method 503.1 - Purgeable Aromatics &amp; Alkenes, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-503-1-purgeable-aromatics-alkenes-0-2-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_416e236b-6321-4d88-becc-d1b53409ec05.jpg?v=1761276405</image:loc>
      <image:title>*Method 503.1 - Purgeable Aromatics &amp; Alkenes, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM503PAK - Method 503.1 - Purgeable Aromatics &amp; Alkenes, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromoethane-1-2-dibromo-3-chloropropane-0-2-mg-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8aed2278-d3ee-4d3e-8379-cd83570e2273.jpg?v=1761276409</image:loc>
      <image:title>*1,2-Dibromoethane &amp; 1,2-Dibromo-3-chloropropane, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM504 - 1,2-Dibromoethane &amp; 1,2-Dibromo-3-chloropropane, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromoethane-1-2-dibromo-3-chloropropane-2-0-mg-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b5fd340e-c666-45af-8602-4668c2780180.jpg?v=1761276239</image:loc>
      <image:title>*1,2-Dibromoethane &amp; 1,2-Dibromo-3-chloropropane, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM50410X - 1,2-Dibromoethane &amp; 1,2-Dibromo-3-chloropropane, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromoethane-1-2-dibromo-3-chloropropane-2-0-mg-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_eeb31d17-7ed0-40bf-b830-aa541a7d5cfb.jpg?v=1761276243</image:loc>
      <image:title>*1,2-Dibromoethane &amp; 1,2-Dibromo-3-chloropropane, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM50410XPAK - 1,2-Dibromoethane &amp; 1,2-Dibromo-3-chloropropane, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-504-1-calibration-stock-solution-0-2-mg-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d1c75ec0-2d33-4b96-84b2-024d27b3e74c.jpg?v=1761276246</image:loc>
      <image:title>*Method 504.1 - Calibration Stock Solution, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM5041CSS - Method 504.1 - Calibration Stock Solution, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-504-1-calibration-stock-solution-0-2-mg-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7d8aa31d-17dd-4453-b722-e8753db72504.jpg?v=1761276250</image:loc>
      <image:title>*Method 504.1 - Calibration Stock Solution, 0.2 mg/mL in MeOH, 5 x1 mL</image:title>
      <image:caption>Image of AM5041CSSPAK - Method 504.1 - Calibration Stock Solution, 0.2 mg/mL in MeOH, 5 x1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/laboratory-fortified-blank-sample-concentrate-0-25-ug-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6b95545d-f4d4-4f54-8c0e-fe8251877420.jpg?v=1761276253</image:loc>
      <image:title>*Laboratory Fortified Blank Sample Concentrate, 0.25 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM5041LFB - Laboratory Fortified Blank Sample Concentrate, 0.25 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/laboratory-fortified-blank-sample-concentrate-0-25-ug-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8b8ee74e-885b-4c93-a4ea-f6a958c1fde6.jpg?v=1761276257</image:loc>
      <image:title>*Laboratory Fortified Blank Sample Concentrate, 0.25 µg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM5041LFBPAK - Laboratory Fortified Blank Sample Concentrate, 0.25 µg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mdl-check-sample-concentrate-0-02-ug-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6db1b05b-cdd5-4550-a4b3-f0aa37f5cddc.jpg?v=1761276261</image:loc>
      <image:title>*MDL Check Sample Concentrate, 0.02 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM5041MDL - MDL Check Sample Concentrate, 0.02 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mdl-check-sample-concentrate-0-02-ug-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1c2714cb-bf29-46be-a6a4-ad66f830421e.jpg?v=1761276264</image:loc>
      <image:title>*MDL Check Sample Concentrate, 0.02 µg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM5041MDLPAK - MDL Check Sample Concentrate, 0.02 µg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-504-1-set-3-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1e2119c9-20e2-4115-99c1-3a78e39ce803.jpg?v=1761276268</image:loc>
      <image:title>*Method 504.1 Set, 3 x 1 mL</image:title>
      <image:caption>Image of AM5041SET - Method 504.1 Set, 3 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromoethane-1-2-dibromo-3-chloropropane-0-2-mg-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_68d9f71e-5c06-4cf1-bb17-93ed3ff15fd7.jpg?v=1761276271</image:loc>
      <image:title>*1,2-Dibromoethane &amp; 1,2-Dibromo-3-chloropropane, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM504PAK - 1,2-Dibromoethane &amp; 1,2-Dibromo-3-chloropropane, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-505-organohalide-pesticides-varied-conc-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b203760b-95aa-4d2d-920d-912c86297b13.jpg?v=1761276274</image:loc>
      <image:title>*Method 505 - Organohalide Pesticides, Varied conc. in Acetone, 1 mL</image:title>
      <image:caption>Image of AM505ASL - Method 505 - Organohalide Pesticides, Varied conc. in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-505-organohalide-pesticides-varied-conc-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_852b12ca-84f1-4564-bbeb-a3d4e6caff45.jpg?v=1761276278</image:loc>
      <image:title>*Method 505 - Organohalide Pesticides, Varied conc. in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM505ASLPAK - Method 505 - Organohalide Pesticides, Varied conc. in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-505-organohalide-pesticides-varied-conc-in-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4baa24ed-8537-4c2a-a236-3593568df8d2.jpg?v=1761276281</image:loc>
      <image:title>*Method 505 - Organohalide Pesticides, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM505R2 - Method 505 - Organohalide Pesticides, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-505-organohalide-pesticides-varied-conc-in-meoh-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_65754836-202e-4975-bf87-644f19b978fe.jpg?v=1761276284</image:loc>
      <image:title>***Method 505 - Organohalide Pesticides, Varied conc. in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM505R2PAK - Method 505 - Organohalide Pesticides, Varied conc. in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-506-phthalate-esters-1000-ug-ml-in-isooctane-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2737d7e6-a689-479f-bfe0-d1c3af3a99d1.jpg?v=1761276288</image:loc>
      <image:title>*Method 506 - Phthalate Esters, 1000 µg/mL in Isooctane, 1 mL</image:title>
      <image:caption>Image of AM506 - Method 506 - Phthalate Esters, 1000 µg/mL in Isooctane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-506-phthalate-esters-1000-ug-ml-in-isooctane-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1849d56f-1a8a-487d-b028-62cd3a3c3eff.jpg?v=1761276291</image:loc>
      <image:title>*Method 506 - Phthalate Esters, 1000 µg/mL in Isooctane, 5 x 1 mL</image:title>
      <image:caption>Image of AM506PAK - Method 506 - Phthalate Esters, 1000 µg/mL in Isooctane, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-506-phthalate-esters-varied-conc-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_43942b13-b464-4084-9b5b-4a211a9c4088.jpg?v=1761276295</image:loc>
      <image:title>*Method 506 - Phthalate Esters, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM506QC - Method 506 - Phthalate Esters, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-506-phthalate-esters-varied-conc-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_60b5b37d-05b5-4963-9544-259a03697194.jpg?v=1761276298</image:loc>
      <image:title>*Method 506 - Phthalate Esters, Varied conc. in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM506QCPAK - Method 506 - Phthalate Esters, Varied conc. in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-a-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_943ae83b-584e-4af4-87fc-95183700fdba.jpg?v=1761276302</image:loc>
      <image:title>*Method 507 - Mix A, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM507A - Method 507 - Mix A, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-b-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e3096fe3-ed44-4cd9-a767-15a7aa25b048.jpg?v=1761276305</image:loc>
      <image:title>*Method 507 - Mix B, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM507B - Method 507 - Mix B, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-b-1000-ug-ml-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_24c55fe0-252f-4055-b50d-c9f850410e70.jpg?v=1761276309</image:loc>
      <image:title>*Method 507 - Mix B, 1000 µg/mL in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM507BPAK - Method 507 - Mix B, 1000 µg/mL in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-c-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_41dce468-69c0-4a34-abec-eb8ebafe6470.jpg?v=1761276312</image:loc>
      <image:title>*Method 507 - Mix C, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM507C - Method 507 - Mix C, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-c-1000-ug-ml-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_23406268-0278-49c5-ba4c-2198b12c5c97.jpg?v=1761276316</image:loc>
      <image:title>*Method 507 - Mix C, 1000 µg/mL in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM507CPAK - Method 507 - Mix C, 1000 µg/mL in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-d-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a819d67d-6dd0-4058-8a6f-32edc0b018d6.jpg?v=1761276319</image:loc>
      <image:title>*Method 507 - Mix D, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM507D - Method 507 - Mix D, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-d-1000-ug-ml-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_217fcf31-00c3-433b-9062-8b40a622396c.jpg?v=1761276322</image:loc>
      <image:title>*Method 507 - Mix D, 1000 µg/mL in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM507DPAK - Method 507 - Mix D, 1000 µg/mL in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-e-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4efe26b7-d91b-4479-b222-26a1ef392d0e.jpg?v=1761276326</image:loc>
      <image:title>*Method 507 - Mix E, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM507E - Method 507 - Mix E, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-e-1000-ug-ml-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_799199f9-ce5f-414b-a09f-7e18dadc425d.jpg?v=1761276329</image:loc>
      <image:title>*Method 507 - Mix E, 1000 µg/mL in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM507EPAK - Method 507 - Mix E, 1000 µg/mL in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/simazine-1000-ug-ml-in-methanol-m-507f-cas-122-34-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b01d9beb-7e5d-452f-86ba-b948e282d9de.jpg?v=1761276333</image:loc>
      <image:title>*Simazine, 1000 µg/mL in MeOH, CAS # 122-34-9, 1 mL</image:title>
      <image:caption>Image of AM507F - Simazine, 1000 µg/mL in MeOH, CAS # 122-34-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/simazine-1000-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a3319a0d-bee6-4307-9d49-ca8d3c285901.jpg?v=1761276336</image:loc>
      <image:title>*Simazine, 1000 µg/mL in MeOH, CAS # 122-34-9, 5 x 1 mL</image:title>
      <image:caption>Image of AM507FPAK - Simazine, 1000 µg/mL in MeOH, CAS # 122-34-9, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-f-simazine-methyl-paraoxon-1000-ug-ml-in-acetone-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a1f8380d-6ba5-49d0-b572-2d23d2d429b8.jpg?v=1761276340</image:loc>
      <image:title>*Method 507 - Mix F - Simazine &amp; Methyl paraoxon, 1000 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM507FR2 - Method 507 - Mix F - Simazine &amp; Methyl paraoxon, 1000 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-f-simazine-methyl-paraoxon-1000-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_732f2a27-8067-4f1e-8c16-3f56052eb71a.jpg?v=1761276343</image:loc>
      <image:title>*Method 507 - Mix F - Simazine &amp; Methyl paraoxon, 1000 µg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM507FR2PAK - Method 507 - Mix F - Simazine &amp; Methyl paraoxon, 1000 µg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-g-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e60016d3-bc5d-4d87-9052-9862e6a92c0b.jpg?v=1761276347</image:loc>
      <image:title>*Method 507 - Mix G, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM507G - Method 507 - Mix G, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-h-def-for-merphos-quantitation-1000-ug-ml-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_47f6bf79-7686-44f6-ac55-1e50005e1494.jpg?v=1761276350</image:loc>
      <image:title>*Method 507 - Mix H - DEF (for Merphos quantitation), 1000 µg/mL in MtBE, CAS # 78-48-8, 1 mL</image:title>
      <image:caption>Image of AM507H - Method 507 - Mix H - DEF (for Merphos quantitation), 1000 µg/mL in MtBE, CAS # 78-48-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mix-h-def-for-merphos-quantitation-1000-ug-ml-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_29284c7b-8237-4ea8-a8e2-b723a79ba9cd.jpg?v=1761276354</image:loc>
      <image:title>*Method 507 - Mix H - DEF (for Merphos quantitation), 1000 µg/mL in MtBE, CAS # 78-48-8, 5 x 1 mL</image:title>
      <image:caption>Image of AM507HPAK - Method 507 - Mix H - DEF (for Merphos quantitation), 1000 µg/mL in MtBE, CAS # 78-48-8, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triphenylphosphate-0-5-mg-ml-in-mtbe-cas-115-86-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_028b7fc1-73fb-4c56-88fa-51e43c3886e2.jpg?v=1761276357</image:loc>
      <image:title>*Triphenylphosphate, 0.5 mg/mL in MtBE, CAS # 115-86-6, 1 mL</image:title>
      <image:caption>Image of AM507IS - Triphenylphosphate, 0.5 mg/mL in MtBE, CAS # 115-86-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triphenylphosphate-5-0-mg-ml-in-mtbe-cas-115-86-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_269c0d82-7718-4059-930e-8a8ec362dc1a.jpg?v=1761276361</image:loc>
      <image:title>*Triphenylphosphate, 5.0 mg/mL in MtBE, CAS # 115-86-6, 1 mL</image:title>
      <image:caption>Image of AM507IS10X - Triphenylphosphate, 5.0 mg/mL in MtBE, CAS # 115-86-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triphenylphosphate-0-5-mg-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8304201a-abce-46a2-8cfc-54be45bb04c7.jpg?v=1761276364</image:loc>
      <image:title>*Triphenylphosphate, 0.5 mg/mL in MtBE, CAS # 115-86-6, 5 x 1 mL</image:title>
      <image:caption>Image of AM507ISPAK - Triphenylphosphate, 0.5 mg/mL in MtBE, CAS # 115-86-6, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/performance-check-solution-varied-conc-in-mtbe-m-507-qc-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b1263917-25dc-4a5a-b0b6-94e9b2f7c7a2.jpg?v=1761276367</image:loc>
      <image:title>*Performance Check Solution, Varied conc. in MtBE, M-507-QC, 1 mL</image:title>
      <image:caption>Image of AM507QC - Performance Check Solution, Varied conc. in MtBE, M-507-QC, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/performance-check-solution-varied-conc-in-mtbe-m-507-qc-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4b69ebc4-c3b5-4930-9d33-db0f702a746e.jpg?v=1761276371</image:loc>
      <image:title>*Performance Check Solution, Varied conc. in MtBE, M-507-QC-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM507QCPAK - Performance Check Solution, Varied conc. in MtBE, M-507-QC-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-507-mixes-a-h</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_99970fc7-d58c-4615-a9ba-ae2e6be38a89.jpg?v=1761276374</image:loc>
      <image:title>*Method 507 - Mixes A-H, 8 x 1 mL</image:title>
      <image:caption>Image of AM507RSET - Method 507 - Mixes A-H, 8 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dimethyl-2-nitrobenzene-0-25-mg-ml-in-mtbe-cas-81-20-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2826c52e-9b34-43e3-a172-ed735af2f338.jpg?v=1761276378</image:loc>
      <image:title>*1,3-Dimethyl-2-nitrobenzene, 0.25 mg/mL in MtBE, CAS # 81-20-9, 1 mL</image:title>
      <image:caption>Image of AM507SS - 1,3-Dimethyl-2-nitrobenzene, 0.25 mg/mL in MtBE, CAS # 81-20-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dimethyl-2-nitrobenzene-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0325feda-1338-47f4-afd3-7badf00c494f.jpg?v=1761276381</image:loc>
      <image:title>*1,3-Dimethyl-2-nitrobenzene, 1000 µg/mL in MtBE, CAS # 81-20-9, 1 mL</image:title>
      <image:caption>Image of AM507SS4X - 1,3-Dimethyl-2-nitrobenzene, 1000 µg/mL in MtBE, CAS # 81-20-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-3-dimethyl-2-nitrobenzene-0-25-mg-ml-in-mtbe-cas-81-20-9-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c42f515b-64a3-4949-bb10-31017d6aac7a.jpg?v=1761276385</image:loc>
      <image:title>*1,3-Dimethyl-2-nitrobenzene, 0.25 mg/mL in MtBE, CAS # 81-20-9, 5 x 1 mL</image:title>
      <image:caption>Image of AM507SSPAK - 1,3-Dimethyl-2-nitrobenzene, 0.25 mg/mL in MtBE, CAS # 81-20-9, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-508-1-sdwa-regulated-pesticide-mix-100-ug-ml-in-mtbe-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d67d13e4-3171-4bbf-9e20-6710cf4e1640.jpg?v=1761276388</image:loc>
      <image:title>*Method 508.1 (SDWA) Regulated Pesticide Mix, 100 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5081ASL - Method 508.1 (SDWA) Regulated Pesticide Mix, 100 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-508-1-sdwa-regulated-pesticide-mix-100-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8173587b-5459-4619-b4ad-7deddc90cc41.jpg?v=1761276391</image:loc>
      <image:title>*Method 508.1 (SDWA) Regulated Pesticide Mix, 100 µg/mL in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM5081ASLPAK - Method 508.1 (SDWA) Regulated Pesticide Mix, 100 µg/mL in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decomposition-solution-0-1-mg-ml-in-ethyl-acetate-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b0afe2cc-7480-4d9b-8245-7ac1d363d95a.jpg?v=1761276395</image:loc>
      <image:title>*Decomposition Solution, 0.1 mg/mL in Ethyl acetate, 1 mL</image:title>
      <image:caption>Image of AM5081DS100X - Decomposition Solution, 0.1 mg/mL in Ethyl acetate, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decomposition-solution-0-1-mg-ml-in-ethyl-acetate-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_35c067df-366b-45e9-9e2d-1aab478dab82.jpg?v=1761276398</image:loc>
      <image:title>*Decomposition Solution, 0.1 mg/mL in Ethyl acetate, 5 x 1 mL</image:title>
      <image:caption>Image of AM5081DS100XPAK - Decomposition Solution, 0.1 mg/mL in Ethyl acetate, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachloronitrobenzene-100-ug-ml-in-ethyl-acetate-cas-82-68-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_34ad3f0a-1e71-4d98-a89b-5cb5d7b102be.jpg?v=1761276402</image:loc>
      <image:title>*Pentachloronitrobenzene, 0.1 mg/mL in Ethyl acetate, CAS # 82-68-8, 1 mL</image:title>
      <image:caption>Image of AM5081IS - Pentachloronitrobenzene, 0.1 mg/mL in Ethyl acetate, CAS # 82-68-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachloronitrobenzene-0-1-mg-ml-in-ethyl-acetate</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b2b55f89-073a-4f12-8d60-377bbeb3fed4.jpg?v=1761276405</image:loc>
      <image:title>*Pentachloronitrobenzene, 0.1 mg/mL in Ethyl acetate, CAS # 82-68-8, 5 x 1 mL</image:title>
      <image:caption>Image of AM5081ISPAK - Pentachloronitrobenzene, 0.1 mg/mL in Ethyl acetate, CAS # 82-68-8, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/performance-check-solution-varied-conc-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e1958056-86b5-4d41-b6c8-af62946d6b8b.jpg?v=1761276408</image:loc>
      <image:title>*Performance Check Solution, Varied conc. in MtBE, M-508.1-QC, 1 mL</image:title>
      <image:caption>Image of AM5081QC - Performance Check Solution, Varied conc. in MtBE, M-508.1-QC, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/performance-check-solution-varied-conc-in-mtbe-m-508-1-qc-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ed050e14-64e4-471d-aed8-b5475b16389b.jpg?v=1761276415</image:loc>
      <image:title>*Performance Check Solution, Varied conc. in MtBE, M-508.1-QC-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM5081QCPAK - Performance Check Solution, Varied conc. in MtBE, M-508.1-QC-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dibromobiphenyl-100-ug-ml-in-ethyl-acetate-cas-92-86-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6e486679-4e62-45c6-a2b6-126f7ecfd276.jpg?v=1761276419</image:loc>
      <image:title>*4,4&apos;-Dibromobiphenyl, 0.1 mg/mL in Ethyl acetate, CAS # 92-86-4, 1 mL</image:title>
      <image:caption>Image of AM5081SS - 4,4&apos;-Dibromobiphenyl, 0.1 mg/mL in Ethyl acetate, CAS # 92-86-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dibromobiphenyl-0-1-mg-ml-in-ethyl-acetate</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dd153782-f14a-4ba8-b2a8-f194659d8dac.jpg?v=1761276423</image:loc>
      <image:title>*4,4&apos;-Dibromobiphenyl, 0.1 mg/mL in Ethyl acetate, CAS # 92-86-4, 5 x 1 mL</image:title>
      <image:caption>Image of AM5081SSPAK - 4,4&apos;-Dibromobiphenyl, 0.1 mg/mL in Ethyl acetate, CAS # 92-86-4, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-pesticides-herbicides-0-5-mg-ml-in-ethyl-acetate-m-508-1-x1-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1940d5e4-90f5-4a00-ba0e-fa0a8b2bc7a6.jpg?v=1761276426</image:loc>
      <image:title>*Chlorinated Pesticides/Herbicides, 0.5 mg/mL in Ethyl acetate, M-508.1-X1, 1 mL</image:title>
      <image:caption>Image of AM5081X1 - Chlorinated Pesticides/Herbicides, 0.5 mg/mL in Ethyl acetate, M-508.1-X1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-pesticides-herbicides-0-5-mg-ml-in-ethyl-acetate-m-508-1-x1-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5dd71172-5383-40d8-83b1-b70d48498523.jpg?v=1761276429</image:loc>
      <image:title>*Chlorinated Pesticides/Herbicides, 0.5 mg/mL in Ethyl acetate, M-508.1-X1-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM5081X1PAK - Chlorinated Pesticides/Herbicides, 0.5 mg/mL in Ethyl acetate, M-508.1-X1-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-pesticides-herbicides-0-5-mg-ml-in-ethyl-acetate-m-508-1-x2-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f2d7cd2e-161c-4bb5-970d-ede623b728e9.jpg?v=1761276433</image:loc>
      <image:title>*Chlorinated Pesticides/Herbicides, 0.5 mg/mL in Ethyl acetate, M-508.1-X2, 1 mL</image:title>
      <image:caption>Image of AM5081X2 - Chlorinated Pesticides/Herbicides, 0.5 mg/mL in Ethyl acetate, M-508.1-X2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-pesticides-herbicides-0-5-mg-ml-in-ethyl-acetate-m-508-1-x2-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c8a21446-97fe-4871-a0c1-386fcdddf4d6.jpg?v=1761276436</image:loc>
      <image:title>*Chlorinated Pesticides/Herbicides, 0.5 mg/mL in Ethyl acetate, M-508.1-X2-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM5081X2PAK - Chlorinated Pesticides/Herbicides, 0.5 mg/mL in Ethyl acetate, M-508.1-X2-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1260-stock-solution-5-0-mg-ml-in-methanol-cas-11096-82-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4fb8f375-e1bf-494f-9ada-b6b5765073dc.jpg?v=1761276440</image:loc>
      <image:title>*Aroclor 1260  Stock solution, 5.0 mg/mL in MeOH, CAS # 11096-82-5, 1 mL</image:title>
      <image:caption>Image of AM508A1 - Aroclor 1260 Stock solution, 5.0 mg/mL in MeOH, CAS # 11096-82-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aroclor-1260-stock-solution-5-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d0d53e67-5721-4bea-939b-a9b5ff30df2d.jpg?v=1761276443</image:loc>
      <image:title>*Aroclor 1260  Stock solution, 5.0 mg/mL in MeOH, CAS # 11096-82-5, 5 x 1 mL</image:title>
      <image:caption>Image of AM508A1PAK - Aroclor 1260 Stock solution, 5.0 mg/mL in MeOH, CAS # 11096-82-5, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decachlorobiphenyl-dcb-stock-solution-1000-ug-ml-in-toluene-cas-2051-24-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4c54f81d-aaad-421b-be38-ca5d69f7a2fd.jpg?v=1761276447</image:loc>
      <image:title>*Decachlorobiphenyl  - DCB Stock Solution, 1000 µg/mL in Toluene, CAS # 2051-24-3, 1 mL</image:title>
      <image:caption>Image of AM508A2 - Decachlorobiphenyl - DCB Stock Solution, 1000 µg/mL in Toluene, CAS # 2051-24-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decachlorobiphenyl-dcb-stock-solution-1000-ug-ml-in-toluene</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3ddb2788-f868-423a-8d42-feaf302bd8a4.jpg?v=1761276450</image:loc>
      <image:title>*Decachlorobiphenyl - DCB Stock Solution, 1000 µg/mL in Toluene, CAS # 2051-24-3, 5 x 1 mL</image:title>
      <image:caption>Image of AM508A2PAK - Decachlorobiphenyl - DCB Stock Solution, 1000 µg/mL in Toluene, CAS # 2051-24-3, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decomposition-solution-varied-conc-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2129b630-7073-4b18-8e98-7988fe37348d.jpg?v=1761276453</image:loc>
      <image:title>*Decomposition Solution, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM508DS100X - Decomposition Solution, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decomposition-solution-varied-conc-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3aecb86a-3e3b-46b5-b360-4ff2b34e28ee.jpg?v=1761276457</image:loc>
      <image:title>*Decomposition Solution, Varied conc. in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM508DS100XPAK - Decomposition Solution, Varied conc. in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachloronitrobenzene-100-ug-ml-in-mtbe-cas-82-68-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_376f762d-5bec-4e8f-a653-d775a21a431e.jpg?v=1761276460</image:loc>
      <image:title>*Pentachloronitrobenzene, 0.1 mg/mL in MtBE, CAS # 82-68-8, 1 mL</image:title>
      <image:caption>Image of AM508IS - Pentachloronitrobenzene, 0.1 mg/mL in MtBE, CAS # 82-68-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachloronitrobenzene-1000-ug-ml-in-mtbe-cas-82-68-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f7460894-79b1-4e18-be0f-38de08c77bb7.jpg?v=1761276464</image:loc>
      <image:title>*Pentachloronitrobenzene, 1000 µg/mL in MtBE, CAS # 82-68-8, 1 mL</image:title>
      <image:caption>Image of AM508IS10X - Pentachloronitrobenzene, 1000 µg/mL in MtBE, CAS # 82-68-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachloronitrobenzene-0-1-mg-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_897e8995-b276-4157-86b8-f5445aa2f61e.jpg?v=1761276467</image:loc>
      <image:title>*Pentachloronitrobenzene, 0.1 mg/mL in MtBE, CAS # 82-68-8, 5 x 1 mL</image:title>
      <image:caption>Image of AM508ISPAK - Pentachloronitrobenzene, 0.1 mg/mL in MtBE, CAS # 82-68-8, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-508-chlorinated-pesticides-by-gc-ecd-1000-ug-ml-in-mtbe-ship-with-an-ice-pack-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_228022e4-451a-4de0-bffd-68adff5c835d.jpg?v=1761276471</image:loc>
      <image:title>*Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM508PA - Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-508-chlorinated-pesticides-by-gc-ecd-1000-ug-ml-in-mtbe-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ec5225ce-2f38-40ff-a035-3c3a68c9655e.jpg?v=1761276474</image:loc>
      <image:title>***Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM508PAPAK - Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-508-chlorinated-pesticides-by-gc-ecd-1000-ug-ml-in-mtbe-m-508p-b-r-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_81ac4555-bdfa-419a-a09e-28e9325e056b.jpg?v=1761276478</image:loc>
      <image:title>*Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, M-508P-B-R, 1 mL</image:title>
      <image:caption>Image of AM508PBR - Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, M-508P-B-R, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-508-chlorinated-pesticides-by-gc-ecd-1000-ug-ml-in-mtbe-m-508p-b-r2-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c4e93c02-635d-4b0b-834b-f14fedc06c80.jpg?v=1761276481</image:loc>
      <image:title>*Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, M-508P-B-R2, 1 mL</image:title>
      <image:caption>Image of AM508PBR2 - Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, M-508P-B-R2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-508-chlorinated-pesticides-by-gc-ecd-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_64c91a3f-1c1f-4a38-a71b-38d32f0f8158.jpg?v=1761276485</image:loc>
      <image:title>*Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, M-508P-B-R2-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM508PBR2PAK - Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, M-508P-B-R2-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-508-chlorinated-pesticides-by-gc-ecd-1000-ug-ml-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_29d04df4-24d3-45a4-aa84-066f18a87caa.jpg?v=1761276488</image:loc>
      <image:title>*Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, M-508P-B-R-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM508PBRPAK - Method 508 - Chlorinated Pesticides by GC/ECD, 1000 µg/mL in MtBE, M-508P-B-R-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/performance-check-solution-varied-conc-in-mtbe-m-508-qc-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bbcd6a64-842a-4d8f-b9bc-c9a896c6a8cd.jpg?v=1761276491</image:loc>
      <image:title>*Performance Check Solution, Varied conc. in MtBE, M-508-QC, 1 mL</image:title>
      <image:caption>Image of AM508QC - Performance Check Solution, Varied conc. in MtBE, M-508-QC, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/performance-check-solution-varied-conc-in-mtbe-m-508-qc-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5d941514-d234-40fd-a95a-0499c70bc76f.jpg?v=1761276495</image:loc>
      <image:title>*Performance Check Solution, Varied conc. in MtBE, M-508-QC-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM508QCPAK - Performance Check Solution, Varied conc. in MtBE, M-508-QC-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dichlorobiphenyl-0-5-mg-ml-in-mtbe-cas-2050-68-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_142cfad8-6434-4db4-9c64-ffa8e6643e80.jpg?v=1761276498</image:loc>
      <image:title>*4,4&apos;-Dichlorobiphenyl, 0.5 mg/mL in MtBE, CAS # 2050-68-2, 1 mL</image:title>
      <image:caption>Image of AM508SS - 4,4&apos;-Dichlorobiphenyl, 0.5 mg/mL in MtBE, CAS # 2050-68-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decachlorobiphenyl-0-5-mg-ml-in-mtbe-cas-2051-24-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1f19ee5e-019b-4b02-8a5a-0c1125152782.jpg?v=1761276502</image:loc>
      <image:title>*Decachlorobiphenyl, 0.5 mg/mL in MtBE, CAS # 2051-24-3, 1 mL</image:title>
      <image:caption>Image of AM508SS2 - Decachlorobiphenyl, 0.5 mg/mL in MtBE, CAS # 2051-24-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decachlorobiphenyl-0-5-mg-ml-in-mtbe-cas-2051-24-3-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0ce15585-6e9b-41ff-8712-e9ed0c478142.jpg?v=1761276505</image:loc>
      <image:title>*Decachlorobiphenyl, 0.5 mg/mL in MtBE, CAS # 2051-24-3, 5 x 1 mL</image:title>
      <image:caption>Image of AM508SS2PAK - Decachlorobiphenyl, 0.5 mg/mL in MtBE, CAS # 2051-24-3, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dichlorobiphenyl-0-5-mg-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_94f149f8-dabd-4830-bcf2-3b9a66cc87f4.jpg?v=1761276509</image:loc>
      <image:title>*4,4&apos;-Dichlorobiphenyl, 0.5 mg/mL in MtBE, CAS # 2050-68-2, 5 x 1 mL</image:title>
      <image:caption>Image of AM508SSPAK - 4,4&apos;-Dichlorobiphenyl, 0.5 mg/mL in MtBE, CAS # 2050-68-2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethylene-thiourea-100-ug-ml-in-0-1-w-v-dtt-in-ethyl-acetate-cas-96-45-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6b80ac54-7a65-48dc-92f1-d5cb4a2973fc.jpg?v=1761276512</image:loc>
      <image:title>*Ethylene thiourea, 0.1 mg/mL in 0.1% w/v DTT in Ethyl acetate, CAS # 96-45-7, 1 mL</image:title>
      <image:caption>Image of AM509 - Ethylene thiourea, 0.1 mg/mL in 0.1% w/v DTT in Ethyl acetate, CAS # 96-45-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-4-5-6-tetrahydro-2-pyrimidinethiol-thp-0-1-mg-ml-in-0-1-w-v-dtt-in-ethyl-acetate</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dcdbaf61-43e0-4c09-ab6f-0b95d4d89661.jpg?v=1761276516</image:loc>
      <image:title>*3,4,5,6-Tetrahydro-2-pyrimidinethiol (THP), 0.1 mg/mL in 0.1% w/v DTT in Ethyl acetate, CAS # 2055-46-1, 1 mL</image:title>
      <image:caption>Image of AM509IS - 3,4,5,6-Tetrahydro-2-pyrimidinethiol (THP), 0.1 mg/mL in 0.1% w/v DTT in Ethyl acetate, CAS # 2055-46-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-509-performance-check-solution-varied-conc-in-0-1-w-v-dtt-in-ethyl-acetate</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9ffaa06e-a5da-41a2-a90f-7f876ba36750.jpg?v=1761276519</image:loc>
      <image:title>*Method 509 - Performance Check Solution, Varied conc. in 0.1% w/v DTT in Ethyl acetate, 1 mL</image:title>
      <image:caption>Image of AM509PC - Method 509 - Performance Check Solution, Varied conc. in 0.1% w/v DTT in Ethyl acetate, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dithiothreitol-in-ethyl-acetate-1000-ug-ml-in-ethyl-acetate</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a65082a0-0645-4d43-a148-1f6c9ee2c206.jpg?v=1761276523</image:loc>
      <image:title>*Dithiothreitol in Ethyl acetate, 1000 µg/mL in Ethyl acetate, CAS # 27565-41-9, 10 mL</image:title>
      <image:caption>Image of AM509RS10ML - Dithiothreitol in Ethyl acetate, 1000 µg/mL in Ethyl acetate, CAS # 27565-41-9, 10 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-methylimidazolidine-2-thione-0-1-mg-ml-in-0-1-w-v-dtt-in-ethyl-acetate</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1165d932-5416-4ae6-b1fb-e7a0b764686f.jpg?v=1761276526</image:loc>
      <image:title>*4-Methylimidazolidine-2-thione, 0.1 mg/mL in 0.1% w/v DTT in Ethyl acetate, CAS # 2122-19-2, 1 mL</image:title>
      <image:caption>Image of AM509SS - 4-Methylimidazolidine-2-thione, 0.1 mg/mL in 0.1% w/v DTT in Ethyl acetate, CAS # 2122-19-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-derivatives-varied-conc-in-methanol-m-515-2-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_09cd86b0-b284-441b-ae8f-31e643b506df.jpg?v=1761276530</image:loc>
      <image:title>*Methyl derivatives, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM51521 - Methyl derivatives, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-derivatives-varied-conc-in-methanol-m-515-2-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fa4ef514-868d-4a9c-a432-fa26a98f9522.jpg?v=1761276533</image:loc>
      <image:title>*Methyl derivatives, Varied conc. in Methanol, 1 mL</image:title>
      <image:caption>Image of AM51522 - Methyl derivatives, Varied conc. in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-analytes-varied-conc-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_280190bd-fb72-4ab1-b855-4af250d8acdc.jpg?v=1761276537</image:loc>
      <image:title>*Underivatized Analytes, Varied conc. in Methanol, 1 mL</image:title>
      <image:caption>Image of AM5152A1 - Underivatized Analytes, Varied conc. in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-analytes-varied-conc-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_31c00fcb-54c6-47c7-a267-de61d49f50ef.jpg?v=1761276540</image:loc>
      <image:title>*Underivatized Analytes, Varied conc. in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM5152A1PAK - Underivatized Analytes, Varied conc. in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-analytes-varied-conc-in-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_91aeefba-efe8-4c61-a266-a5fc505aee89.jpg?v=1761276544</image:loc>
      <image:title>*Underivatized Analytes, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM5152A2 - Underivatized Analytes, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-analytes-varied-conc-in-meoh-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6e5019f5-d061-444c-b12a-7735723c47ea.jpg?v=1761276547</image:loc>
      <image:title>***Underivatized Analytes, Varied conc. in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM5152A2PAK - Underivatized Analytes, Varied conc. in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-acids-varied-conc-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3687d6e9-9028-43e8-a859-6ad0d062a056.jpg?v=1761276551</image:loc>
      <image:title>*Underivatized Acids, Varied conc. in Acetone, M-515.3A, 1 mL</image:title>
      <image:caption>Image of AM5153A - Underivatized Acids, Varied conc. in Acetone, M-515.3A, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-acids-varied-conc-in-acetone-m-515-3a-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b13b7dfd-4d8f-4b58-a91b-551d354fbf1d.jpg?v=1761276554</image:loc>
      <image:title>*Underivatized Acids, Varied conc. in Acetone, M-515.3A-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM5153APAK - Underivatized Acids, Varied conc. in Acetone, M-515.3A-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/independent-check-standard-methyl-derivatives-varied-conc-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fd0bf72e-43fa-4249-9d8c-b0fd1fd38115.jpg?v=1761276558</image:loc>
      <image:title>*Independent Check Standard Methyl Derivatives, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5153ICS - Independent Check Standard Methyl Derivatives, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/laboratory-performance-check-methyl-derivatives-varied-conc-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dfc8dfa6-799a-4d8b-8bdd-a316f239e6b5.jpg?v=1761276561</image:loc>
      <image:title>*Laboratory Performance Check Methyl Derivatives, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5153LPC - Laboratory Performance Check Methyl Derivatives, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/laboratory-performance-check-methyl-derivatives-varied-conc-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1abc6736-3507-4c1c-8df8-a55fbab201a7.jpg?v=1761276565</image:loc>
      <image:title>*Laboratory Performance Check Methyl Derivatives, Varied conc. in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM5153LPCPAK - Laboratory Performance Check Methyl Derivatives, Varied conc. in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-acids-varied-conc-in-acetone-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2eb1e367-faee-4d0f-a656-8c49b4e38a27.jpg?v=1761276568</image:loc>
      <image:title>*Underivatized Acids , Varied conc. in Acetone, M-515.4A, 1 mL</image:title>
      <image:caption>Image of AM5154A - Underivatized Acids , Varied conc. in Acetone, M-515.4A, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-acids-varied-conc-in-acetone-m-515-4a-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f0afb179-3ab9-4a49-a246-5ba214946906.jpg?v=1761276572</image:loc>
      <image:title>*Underivatized Acids, Varied conc. in Acetone, M-515.4A-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM5154APAK - Underivatized Acids, Varied conc. in Acetone, M-515.4A-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/quality-control-sample-methyl-derivatives-varied-conc-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ed62beb8-047d-4988-9bf8-efbefba68aa7.jpg?v=1761276575</image:loc>
      <image:title>*Quality Control Sample Methyl Derivatives, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5154QCS - Quality Control Sample Methyl Derivatives, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-chlorinated-acids-varied-conc-in-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e61cd20f-6680-4c5d-ad51-0a776288dfb2.jpg?v=1761276578</image:loc>
      <image:title>*Underivatized Chlorinated Acids, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM515AR2 - Underivatized Chlorinated Acids, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/underivatized-chlorinated-acids-varied-conc-in-meoh-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_476f08e5-840b-4f99-81d3-6cbc6c9f0e4b.jpg?v=1761276582</image:loc>
      <image:title>***Underivatized Chlorinated Acids, Varied conc. in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM515AR2PAK - Underivatized Chlorinated Acids, Varied conc. in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dibromooctafluorobiphenyl-100-ug-ml-in-mtbe-cas-10386-84-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5f0d7c13-9cce-414a-97a6-4f44cea0aa01.jpg?v=1761276585</image:loc>
      <image:title>*4,4&apos;-Dibromooctafluorobiphenyl, 0.1 mg/mL in MtBE, CAS # 10386-84-2, 1 mL</image:title>
      <image:caption>Image of AM515IS - 4,4&apos;-Dibromooctafluorobiphenyl, 0.1 mg/mL in MtBE, CAS # 10386-84-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dibromooctafluorobiphenyl-0-1-mg-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7035e150-635b-4b41-b3c0-a1cf2021607b.jpg?v=1761276416</image:loc>
      <image:title>*4,4&apos;-Dibromooctafluorobiphenyl, 0.1 mg/mL in MtBE, CAS # 10386-84-2, 5 x 1 mL</image:title>
      <image:caption>Image of AM515ISPAK - 4,4&apos;-Dibromooctafluorobiphenyl, 0.1 mg/mL in MtBE, CAS # 10386-84-2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/performance-check-solution-varied-conc-in-mtbe-m-515-qc-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_42e06ee7-fd9d-4a46-b589-649a99ea76ad.jpg?v=1761276419</image:loc>
      <image:title>*Performance Check Solution, Varied conc. in MtBE, M-515-QC, 1 mL</image:title>
      <image:caption>Image of AM515QC - Performance Check Solution, Varied conc. in MtBE, M-515-QC, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/performance-check-solution-varied-conc-in-mtbe-m-515-qc-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8d5ea5ca-de22-45f9-a896-236f1d5d763b.jpg?v=1761276423</image:loc>
      <image:title>*Performance Check Solution, Varied conc. in MtBE, M-515-QC-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM515QCPAK - Performance Check Solution, Varied conc. in MtBE, M-515-QC-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/calibration-solution-varied-conc-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6c2e9b42-0148-45b4-9883-6490889ee872.jpg?v=1761276426</image:loc>
      <image:title>*Calibration Solution, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM515QCR - Calibration Solution, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/calibration-solution-varied-conc-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_81f80489-2d5e-479c-b166-c6600171767e.jpg?v=1761276430</image:loc>
      <image:title>*Calibration Solution, Varied conc. in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM515QCRPAK - Calibration Solution, Varied conc. in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-deriv-of-chlorinated-acids-1000-ug-ml-in-mtbe-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6ce48d95-f62e-4ced-b1a5-f65f6af815b1.jpg?v=1761276433</image:loc>
      <image:title>*Methyl Deriv. of Chlorinated Acids, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM515R - Methyl Deriv. of Chlorinated Acids, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/regulated-herbicide-mixture-varied-conc-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4770228f-b6c1-432e-b20d-450935128d8c.jpg?v=1761276437</image:loc>
      <image:title>*Regulated Herbicide Mixture, Varied conc. in Acetone, 1 mL</image:title>
      <image:caption>Image of AM515REG - Regulated Herbicide Mixture, Varied conc. in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/regulated-herbicide-methyl-derivatives-mix-varied-conc-in-mtbe-m-515-reg-me-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5bb6640a-b0f6-40ae-b6ce-29276292294b.jpg?v=1761276440</image:loc>
      <image:title>*Regulated Herbicide Methyl Derivatives Mix, Varied conc. in MtBE, M-515-REG-ME, 1 mL</image:title>
      <image:caption>Image of AM515REGME - Regulated Herbicide Methyl Derivatives Mix, Varied conc. in MtBE, M-515-REG-ME, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/regulated-herbicide-methyl-derivatives-mix-varied-conc-in-mtbe-m-515-reg-me-1000x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_860f1a3b-4fcc-487d-8ae9-3c702e34beeb.jpg?v=1761276444</image:loc>
      <image:title>*Regulated Herbicide Methyl Derivatives Mix, Varied conc. in MtBE, M-515-REG-ME-1000X, 1 mL</image:title>
      <image:caption>Image of AM515REGME1000X - Regulated Herbicide Methyl Derivatives Mix, Varied conc. in MtBE, M-515-REG-ME-1000X, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-deriv-of-chlorinated-acids-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4ddb0178-1f53-42c4-94ca-0b78e32e033c.jpg?v=1761276447</image:loc>
      <image:title>*Methyl Deriv. of Chlorinated Acids, 1000 µg/mL in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM515RPAK - Methyl Deriv. of Chlorinated Acids, 1000 µg/mL in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorophenylacetic-methyl-ester-100-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7fc6a44b-9c9d-4ac0-8ac8-0c82d9dee1fa.jpg?v=1761276450</image:loc>
      <image:title>*2,4-Dichlorophenylacetic methyl ester, 0.1 mg/mL in MtBE, CAS # 55954-23-9, 1 mL</image:title>
      <image:caption>Image of AM515SS - 2,4-Dichlorophenylacetic methyl ester, 0.1 mg/mL in MtBE, CAS # 55954-23-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorophenylacetic-methyl-ester-5-0-mg-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ff6cda69-74e0-4bb9-bac4-45920ed8d6e6.jpg?v=1761276454</image:loc>
      <image:title>*2,4-Dichlorophenylacetic methyl ester, 5.0 mg/mL in MtBE, CAS # 55954-23-9, 1 mL</image:title>
      <image:caption>Image of AM515SS50X - 2,4-Dichlorophenylacetic methyl ester, 5.0 mg/mL in MtBE, CAS # 55954-23-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorophenylacetic-methyl-ester-0-1-mg-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ed5a9d83-f661-4d21-a42c-6d871ad2d059.jpg?v=1761276458</image:loc>
      <image:title>*2,4-Dichlorophenylacetic methyl ester, 0.1 mg/mL in MtBE, CAS # 55954-23-9, 5 x 1 mL</image:title>
      <image:caption>Image of AM515SSPAK - 2,4-Dichlorophenylacetic methyl ester, 0.1 mg/mL in MtBE, CAS # 55954-23-9, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-521-analyte-stock-solution-200-ug-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d5db3bcc-2b7a-4946-a671-977bceed3b19.jpg?v=1761276461</image:loc>
      <image:title>*EPA Method 521 Analyte Stock Solution, 200 µg/mL in methylene chloride, 1 mL</image:title>
      <image:caption>Image of AM521 - EPA Method 521 Analyte Stock Solution, 200 µg/mL in methylene chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-521-internal-standard-stock-solution-1000-ug-ml-in-methylene-chloride-cas-93951-96-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a25722d5-7921-43d4-9ff8-2b64dc9d2baa.jpg?v=1761276465</image:loc>
      <image:title>*EPA Method 521 Internal Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 93951-96-3, 1 mL</image:title>
      <image:caption>Image of AM521IS - EPA Method 521 Internal Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 93951-96-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-521-internal-standard-stock-solution-1000-ug-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7717a4a8-e176-45b3-9cdf-c01b3f446327.jpg?v=1761276468</image:loc>
      <image:title>*EPA Method 521 Internal Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 93951-96-3, 5 x 1 mL</image:title>
      <image:caption>Image of AM521ISPAK - EPA Method 521 Internal Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 93951-96-3, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-521-surrogate-standard-stock-solution-1000-ug-ml-in-methylene-chloride-cas-17829-05-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_28f08532-6f50-4e53-a548-cf5a978b4043.jpg?v=1761276471</image:loc>
      <image:title>*EPA Method 521 Surrogate Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 17829-05-9, 1 mL</image:title>
      <image:caption>Image of AM521SS - EPA Method 521 Surrogate Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 17829-05-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-521-surrogate-standard-stock-solution-1000-ug-ml-in-methylene-chloride-cas-17829-05-9-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0ba79e1f-d25d-492d-8722-c00abe3e26cf.jpg?v=1761276475</image:loc>
      <image:title>*EPA Method 521 Surrogate Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 17829-05-9, 5 x 1 mL</image:title>
      <image:caption>Image of AM521SSPAK - EPA Method 521 Surrogate Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 17829-05-9, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fortification-solution-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5453de81-4ef1-430f-ae3e-3afa8ccdaa2b.jpg?v=1761276478</image:loc>
      <image:title>*Fortification Solution, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM524FS - Fortification Solution, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fortification-solution-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9b2fe660-1337-4075-9cfd-5c5d7a12bbef.jpg?v=1761276482</image:loc>
      <image:title>*Fortification Solution, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM524FSPAK - Fortification Solution, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichlorobenzene-d4-fluorobenzene-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dd26ec12-96b8-4d4a-851f-f2940578b79a.jpg?v=1761276485</image:loc>
      <image:title>*1,2-Dichlorobenzene-d4 &amp; Fluorobenzene, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM524IS - 1,2-Dichlorobenzene-d4 &amp; Fluorobenzene, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fluorobenzene-2-0-mg-ml-in-methanol-cas-462-06-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_545303ad-4f80-4d2d-a189-c7e96114736c.jpg?v=1761276489</image:loc>
      <image:title>Fluorobenzene, 2.0 mg/mL in MeOH, CAS # 462-06-6, 1 mL</image:title>
      <image:caption>Image of AM524IS2 - Fluorobenzene, 2.0 mg/mL in MeOH, CAS # 462-06-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fluorobenzene-20-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_30416957-628a-4718-be4c-9a8c3d8c5224.jpg?v=1761276492</image:loc>
      <image:title>*Fluorobenzene, 20 mg/mL in MeOH, CAS # 462-06-6, 1 mL</image:title>
      <image:caption>Image of AM524IS210X - Fluorobenzene, 20 mg/mL in MeOH, CAS # 462-06-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fluorobenzene-2-0-mg-ml-in-methanol-cas-462-06-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_57f61a19-6b81-4ff8-9682-8044ba4e4192.jpg?v=1761276495</image:loc>
      <image:title>*Fluorobenzene, 2.0 mg/mL in MeOH, CAS # 462-06-6, 5 x 1 mL</image:title>
      <image:caption>Image of AM524IS2PAK - Fluorobenzene, 2.0 mg/mL in MeOH, CAS # 462-06-6, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichlorobenzene-d4-fluorobenzene-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_837c18fe-9b56-42b8-881a-5d781a7e61a2.jpg?v=1761276499</image:loc>
      <image:title>*1,2-Dichlorobenzene-d4 &amp; Fluorobenzene, 2.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM524ISPAK - 1,2-Dichlorobenzene-d4 &amp; Fluorobenzene, 2.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/additions-to-method-524-2-2-0-mg-ml-in-methanol-ship-with-an-ice-pack-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d1647266-8ff6-4949-878f-8a7943df6219.jpg?v=1761276502</image:loc>
      <image:title>*Additions to Method 524.2, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM524RB - Additions to Method 524.2, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/additions-to-method-524-2-2-0-mg-ml-in-methanol-ship-with-an-ice-pack-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6cd7c18d-65ba-4be8-a06c-2416074973d4.jpg?v=1761276506</image:loc>
      <image:title>*Additions to Method 524.2, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM524RBPAK - Additions to Method 524.2, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-3-2-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_082f6d2e-0daa-4917-8d96-8ae11c744130.jpg?v=1761276509</image:loc>
      <image:title>*EPA Method 524.3, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM524RC - EPA Method 524.3, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-3-internal-standard-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_22a56489-8beb-4831-b82f-4bf634cc62ae.jpg?v=1761276513</image:loc>
      <image:title>*EPA Method 524.3 Internal Standard, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM524RCIS - EPA Method 524.3 Internal Standard, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-3-internal-standard-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_05e7cbd5-8f5d-4d9b-a035-fe23c688181c.jpg?v=1761276516</image:loc>
      <image:title>*EPA Method 524.3 Internal Standard, 2.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM524RCISPAK - EPA Method 524.3 Internal Standard, 2.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-3-internal-surrogate-std-2-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2d666f4b-bdfb-4749-8e51-84042d7d50be.jpg?v=1761276519</image:loc>
      <image:title>*EPA Method 524.3 Internal/Surrogate Std., 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM524RCISSS - EPA Method 524.3 Internal/Surrogate Std., 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-3-internal-surrogate-std-2-0-mg-ml-in-methanol-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_61798f95-945c-42f4-ad56-ad7c3341879b.jpg?v=1761276523</image:loc>
      <image:title>*EPA Method 524.3 Internal/Surrogate Std., 2.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM524RCISSSPAK - EPA Method 524.3 Internal/Surrogate Std., 2.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-3-2-0-mg-ml-in-methanol-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_93d368e3-f758-46f3-a349-18a62245b7ed.jpg?v=1761276526</image:loc>
      <image:title>*EPA Method 524.3, 2.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM524RCPAK - EPA Method 524.3, 2.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-3-surrogate-standard-2-0-mg-ml-in-methanol-m-524r-c-ss-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ea4fb1a1-7887-425d-9d3e-f2e85a51feb9.jpg?v=1761276530</image:loc>
      <image:title>*EPA Method 524.3 Surrogate Standard, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM524RCSS - EPA Method 524.3 Surrogate Standard, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-524-3-surrogate-standard-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fc2fc8ca-2137-4a12-acfc-897e29be3385.jpg?v=1761276534</image:loc>
      <image:title>*EPA Method 524.3 Surrogate Standard, 2.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM524RCSSPAK - EPA Method 524.3 Surrogate Standard, 2.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-bromofluorobenzene-1-2-dichlorobenzene-d4-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_725d1759-c1f4-4a21-8de8-791178b8d144.jpg?v=1761276537</image:loc>
      <image:title>*4-Bromofluorobenzene &amp; 1,2-Dichlorobenzene-d4, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM524SS - 4-Bromofluorobenzene &amp; 1,2-Dichlorobenzene-d4, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-bromofluorobenzene-1-2-dichlorobenzene-d4-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a083ed4d-f58f-47af-923a-50a7a12f9aac.jpg?v=1761276540</image:loc>
      <image:title>*4-Bromofluorobenzene &amp; 1,2-Dichlorobenzene-d4, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM524SSPAK - 4-Bromofluorobenzene &amp; 1,2-Dichlorobenzene-d4, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-1-0-1-mg-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0ff9f6c1-530c-499a-ae33-242292837a31.jpg?v=1761276544</image:loc>
      <image:title>*Method 525 - Mix 1, 0.1 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5251 - Method 525 - Mix 1, 0.1 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-1-0-5-mg-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e6400cec-9f27-40f2-8e47-11fe77ccdbbb.jpg?v=1761276547</image:loc>
      <image:title>*Method 525 - Mix 1, 0.5  mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM52515X - Method 525 - Mix 1, 0.5 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-1-0-5-mg-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8b76267f-159c-432a-a394-9cef1fff6440.jpg?v=1761276551</image:loc>
      <image:title>*Method 525 - Mix 1, 0.5  mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM52515XPAK - Method 525 - Mix 1, 0.5 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-1-0-1-mg-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1c3eb589-b3f6-439a-916d-7c9995d66999.jpg?v=1761276554</image:loc>
      <image:title>*Method 525 - Mix 1, 0.1 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5251PAK - Method 525 - Mix 1, 0.1 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-2-100-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b3a578e1-a833-4bb0-a446-91816fd6083e.jpg?v=1761276558</image:loc>
      <image:title>*Method 525 - Mix 2, 0.1 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252 - Method 525 - Mix 2, 0.1 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-2-0-5-mg-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e9364eae-2c5d-434f-aea2-3dc1fc46afd5.jpg?v=1761276561</image:loc>
      <image:title>*Method 525 - Mix 2, 0.5 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM52525X - Method 525 - Mix 2, 0.5 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-2-0-5-mg-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b3ef28ac-179e-4ad0-8ec4-c4c750d4f9d9.jpg?v=1761276565</image:loc>
      <image:title>*Method 525 - Mix 2, 0.5 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM52525XPAK - Method 525 - Mix 2, 0.5 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-organochlorine-pesticides-100-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0e410c34-39b7-406d-ae92-87f5de3edd7c.jpg?v=1761276568</image:loc>
      <image:title>*Method 525.2 Organochlorine Pesticides, 100 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252CPASL - Method 525.2 Organochlorine Pesticides, 100 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-organochlorine-pesticides-100-ug-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_39293afe-55af-4415-9ac2-0f1382871949.jpg?v=1761276572</image:loc>
      <image:title>*Method 525.2 Organochlorine Pesticides, 100 µg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252CPASLPAK - Method 525.2 Organochlorine Pesticides, 100 µg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-istd-ss-fortification-solution-500-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3c03c585-b312-4e7f-a1e0-546ffd0cc56a.jpg?v=1761276576</image:loc>
      <image:title>*Method 525.2 ISTD/SS Fortification Solution, 500 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252FSASL - Method 525.2 ISTD/SS Fortification Solution, 500 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-istd-ss-fortification-solution-500-ug-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_642ee9b2-392f-4761-b5bf-9849bd0ea9b5.jpg?v=1761276579</image:loc>
      <image:title>*Method 525.2 ISTD/ SS  Fortification Solution, 500 µg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252FSASLPAK - Method 525.2 ISTD/ SS Fortification Solution, 500 µg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-internal-standard-mix-0-5-mg-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f29dab6f-19aa-4e4f-9804-0164f7720160.jpg?v=1761276583</image:loc>
      <image:title>*Method 525.2 - Internal Standard Mix, 0.5 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252IS - Method 525.2 - Internal Standard Mix, 0.5 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-internal-standard-mix-0-5-mg-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_385e6c9d-09d4-482f-b367-e9e59185043c.jpg?v=1761276586</image:loc>
      <image:title>*Method 525.2 - Internal Standard Mix, 0.5 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252ISPAK - Method 525.2 - Internal Standard Mix, 0.5 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-surrogate-standard-0-5-mg-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_16e8405e-9b53-47ba-acd1-ba6a845cb6d7.jpg?v=1761276592</image:loc>
      <image:title>*Internal/Surrogate Standard, 0.5 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252ISSS - Internal/Surrogate Standard, 0.5 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-surrogate-standard-0-5-mg-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_eabdc023-e10b-42e8-bb9d-28f3a71f3efd.jpg?v=1761276595</image:loc>
      <image:title>*Internal/Surrogate Standard, 0.5 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252ISSSPAK - Internal/Surrogate Standard, 0.5 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-nitrogen-phosphorous-pesticide-mix-100-ug-ml-in-acetone-ship-with-an-ice-pack-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9901c5c7-d247-4565-8847-b5c2548bd24e.jpg?v=1761276599</image:loc>
      <image:title>*Method 525.2 Nitrogen/Phosphorous Pesticide Mix, 100 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252NP1ASL - Method 525.2 Nitrogen/Phosphorous Pesticide Mix, 100 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-nitrogen-phosphorous-pesticide-mix-100-ug-ml-in-acetone-ship-with-an-ice-pack-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4ae847a7-3d33-46e3-bf07-3ea7c34b7f28.jpg?v=1761276603</image:loc>
      <image:title>*Method 525.2 Nitrogen/Phosphorous Pesticide Mix, 100 µg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252NP1ASLPAK - Method 525.2 Nitrogen/Phosphorous Pesticide Mix, 100 µg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-nitrogen-phosphorous-pesticide-mix-revision-100-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a13eee84-de9b-4979-b905-1455f2a91b9e.jpg?v=1761276606</image:loc>
      <image:title>*Method 525.2 Nitrogen/Phosphorous Pesticide Mix Revision, 100 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252NP1ASLR1 - Method 525.2 Nitrogen/Phosphorous Pesticide Mix Revision, 100 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-nitrogen-phosphorous-pesticide-mix-100-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4d615d99-95e6-4101-b6cb-2e7384acfb4b.jpg?v=1761276610</image:loc>
      <image:title>*Method 525.2 Nitrogen/Phosphorous Pesticide Mix, 100 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252NP2ASL - Method 525.2 Nitrogen/Phosphorous Pesticide Mix, 100 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-nitrogen-phosphorous-pesticide-mix-100-ug-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6d27655a-30e9-4776-81fd-14ad3bb9cc44.jpg?v=1761276613</image:loc>
      <image:title>*Method 525.2 Nitrogen/Phosphorous Pesticide Mix, 100 µg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252NP2ASLP - Method 525.2 Nitrogen/Phosphorous Pesticide Mix, 100 µg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-set-of-individual-solutions-18-x-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_70097b3c-bb7f-49e8-988e-8d80e5fa9a12.jpg?v=1761276618</image:loc>
      <image:title>*Method 525.2 - Set of Individual Solutions, 18 x 1 mL</image:title>
      <image:caption>Image of AM5252R1SET - Method 525.2 - Set of Individual Solutions, 18 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-surrogate-standard-mix-0-5-mg-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_37286fd3-6139-454c-bc17-6b2e0115867b.jpg?v=1761276621</image:loc>
      <image:title>*Method 525.2 - Surrogate Standard Mix, 0.5 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252SS - Method 525.2 - Surrogate Standard Mix, 0.5 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-surrogate-standard-500-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a3f9c8ad-cfc2-4114-957b-55aff6e9e797.jpg?v=1761276625</image:loc>
      <image:title>*Method 525.2 - Surrogate Standard, 500 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252SS2ASL - Method 525.2 - Surrogate Standard, 500 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-surrogate-standard-500-ug-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f85ea1b3-1bde-427e-90f1-d7a472af2860.jpg?v=1761276628</image:loc>
      <image:title>*Method 525.2 - Surrogate Standard, 500 µg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252SS2ASLPAK - Method 525.2 - Surrogate Standard, 500 µg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-surrogate-standard-mix-0-5-mg-ml-in-acetone-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6008c724-2eaa-4e44-9001-5256e6a2357f.jpg?v=1761276632</image:loc>
      <image:title>*Method 525.2 - Surrogate Standard Mix, 0.5 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252SSPAK - Method 525.2 - Surrogate Standard Mix, 0.5 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-525-svoa-calib-mix-varied-conc-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6ae7ae93-36ea-4ce1-b912-2715a660c696.jpg?v=1761276635</image:loc>
      <image:title>*EPA 525 SVOA Calib Mix, Varied conc. in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252SVAASL - EPA 525 SVOA Calib Mix, Varied conc. in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-semi-volatile-mix-varied-conc-in-acetone-ship-with-an-ice-pack-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_67d882a5-9968-43cf-adeb-ad463c1d19d8.jpg?v=1761276638</image:loc>
      <image:title>*Method 525.2  Semi-Volatile Mix, Varied conc. in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252SVASL - Method 525.2 Semi-Volatile Mix, Varied conc. in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-semi-volatile-mix-varied-conc-in-acetone-ship-with-an-ice-pack-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0aafeea1-f925-4ac5-a911-78feaac9a61b.jpg?v=1761276642</image:loc>
      <image:title>*Method 525.2  Semi-Volatile Mix, Varied conc. in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252SVASLPAK - Method 525.2 Semi-Volatile Mix, Varied conc. in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-tuning-standard-mix-0-5-mg-ml-in-acetone-ship-with-an-ice-pack-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_667e4d4d-fb54-48b3-9342-6201fe122eba.jpg?v=1761276645</image:loc>
      <image:title>***Method 525.2 - Tuning Standard Mix, 0.5 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5252TSA - Method 525.2 - Tuning Standard Mix, 0.5 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-2-tuning-standard-mix-0-5-mg-ml-in-acetone-ship-with-an-ice-pack-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d16a6d22-89b6-4058-bd65-0860fa1d8aaf.jpg?v=1761276648</image:loc>
      <image:title>***Method 525.2 - Tuning Standard Mix, 0.5 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5252TSAPAK - Method 525.2 - Tuning Standard Mix, 0.5 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-3-100-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2effeaa6-83e7-4cf8-880e-14bf00b7e945.jpg?v=1761276652</image:loc>
      <image:title>*Method 525 - Mix 3, 0.1 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5253 - Method 525 - Mix 3, 0.1 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-3-pcb-and-pah-standard-500-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6b50c811-f4d7-42df-881b-415494e02adf.jpg?v=1761276656</image:loc>
      <image:title>*Method 525.3 PCB and PAH Standard, 500 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM525301 - Method 525.3 PCB and PAH Standard, 500 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-3-pesticide-standard-varied-conc-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c1531bd4-77c7-481d-a4a2-d570c9c19d73.jpg?v=1761276659</image:loc>
      <image:title>*Method 525.3 Pesticide Standard, Varied conc. in Acetone, 1 mL</image:title>
      <image:caption>Image of AM525302 - Method 525.3 Pesticide Standard, Varied conc. in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-3-pesticide-standard-500-ug-ml-in-acetone-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6bbba8a8-2b33-4432-bab2-5b185df7f152.jpg?v=1761276663</image:loc>
      <image:title>***Method 525.3 Pesticide Standard, 500 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM525303 - Method 525.3 Pesticide Standard, 500 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-3-pesticide-standard-500-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_786f71b1-289b-4f21-a87d-7452b82f69ed.jpg?v=1761276666</image:loc>
      <image:title>*Method 525.3 Pesticide Standard, 500 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM525304 - Method 525.3 Pesticide Standard, 500 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-3-phthalate-standard-500-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d61b6caf-c469-4bf0-ab83-07709384d2a5.jpg?v=1761276670</image:loc>
      <image:title>*Method 525.3 Phthalate Standard, 500 ug/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM525305 - Method 525.3 Phthalate Standard, 500 ug/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/metribuzin-standard-500-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_09de43ca-dcb7-4148-9e79-aecd0d8a207c.jpg?v=1761276674</image:loc>
      <image:title>*Metribuzin Standard, 500 µg/mL in Acetone, CAS # 21087-64-9, 1 mL</image:title>
      <image:caption>Image of AM525306 - Metribuzin Standard, 500 µg/mL in Acetone, CAS # 21087-64-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-3-0-5-mg-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1193571c-5123-4eff-96ac-3909a780fa61.jpg?v=1761276677</image:loc>
      <image:title>*Method 525 - Mix 3, 0.5 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM52535X - Method 525 - Mix 3, 0.5 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-3-0-5-mg-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bed967a6-77a5-4346-94d7-30d6b770915f.jpg?v=1761276681</image:loc>
      <image:title>*Method 525 - Mix 3, 0.5 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM52535XPAK - Method 525 - Mix 3, 0.5 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachlorophenol-13c6-internal-standard-1000-ug-ml-in-methanol-cas-85380-74-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_21411380-46cc-4b62-aa7d-ba802ed9b7b8.jpg?v=1761276684</image:loc>
      <image:title>*Pentachlorophenol-13C6 Internal Standard, 1000 µg/mL in Methanol, CAS # 85380-74-1, 1 mL</image:title>
      <image:caption>Image of AM5253IS2 - Pentachlorophenol-13C6 Internal Standard, 1000 µg/mL in Methanol, CAS # 85380-74-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-3-0-1-mg-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_19768171-6d83-4868-90f2-6aaaace6f180.jpg?v=1761276688</image:loc>
      <image:title>*Method 525 - Mix 3, 0.1 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5253PAK - Method 525 - Mix 3, 0.1 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-3-surrogate-standard-500-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_228d3101-72e8-4090-b7f1-7daaf86abddb.jpg?v=1761276692</image:loc>
      <image:title>*Method 525.3 Surrogate Standard, 500 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5253SS - Method 525.3 Surrogate Standard, 500 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-4-except-pcp-at-0-4-mg-ml-0-1-mg-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fc88f1b6-2d20-41af-bd8e-d8469e910fed.jpg?v=1761276695</image:loc>
      <image:title>*Method 525 - Mix 4 (except PCP at 0.4 mg/mL), 0.1 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5254 - Method 525 - Mix 4 (except PCP at 0.4 mg/mL), 0.1 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-4-except-pcp-at-2-0-mg-ml-0-5-mg-ml-in-acetone-m-525-4-5x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_175d1908-0947-433c-9671-b2de0643cbbe.jpg?v=1761276699</image:loc>
      <image:title>*Method 525 - Mix 4 (except PCP at 2.0 mg/mL), 0.5 mg/mL in Acetone, M-525-4-5X, 1 mL</image:title>
      <image:caption>Image of AM52545X - Method 525 - Mix 4 (except PCP at 2.0 mg/mL), 0.5 mg/mL in Acetone, M-525-4-5X, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-4-except-pcp-at-2-0-mg-ml-0-5-mg-ml-in-acetone-m-525-4-5x-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5ccb24dc-3c68-48ff-9d78-61c75e49c60d.jpg?v=1761276702</image:loc>
      <image:title>*Method 525 - Mix 4 (except PCP at 2.0 mg/mL), 0.5 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM52545XPAK - Method 525 - Mix 4 (except PCP at 2.0 mg/mL), 0.5 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-4-except-pcp-at-0-4-mg-ml-0-1-mg-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6e75ddc3-504e-4cc4-88ba-691218080492.jpg?v=1761276705</image:loc>
      <image:title>*Method 525 - Mix 4 (except PCP at 0.4 mg/mL), 0.1 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5254PAK - Method 525 - Mix 4 (except PCP at 0.4 mg/mL), 0.1 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-4-except-pcp-at-2-0-mg-ml-0-5-mg-ml-in-acetone-m-525-4-r-5x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_358d931b-300f-4817-8f72-4be8ade60570.jpg?v=1761276709</image:loc>
      <image:title>*Method 525 - Mix 4 (except PCP at 2.0 mg/mL), 0.5 mg/mL in Acetone, M-525-4-R-5X, 1 mL</image:title>
      <image:caption>Image of AM5254R5X - Method 525 - Mix 4 (except PCP at 2.0 mg/mL), 0.5 mg/mL in Acetone, M-525-4-R-5X, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/toxaphene-2-5-mg-ml-in-acetone-cas-8001-35-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4b653985-6e45-4796-91a5-0da672a35711.jpg?v=1761276713</image:loc>
      <image:title>*Toxaphene, 2.5 mg/mL in Acetone, CAS # 8001-35-2, 1 mL</image:title>
      <image:caption>Image of AM5255 - Toxaphene, 2.5 mg/mL in Acetone, CAS # 8001-35-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-mix-5-toxaphene-2-5-mg-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ff185439-e16b-47ec-8602-147a6c4f2eca.jpg?v=1761276716</image:loc>
      <image:title>*Method 525 - Mix 5 - Toxaphene, 2.5 mg/mL in Acetone, CAS # 8001-35-2, 5 x 1 mL</image:title>
      <image:caption>Image of AM5255PAK - Method 525 - Mix 5 - Toxaphene, 2.5 mg/mL in Acetone, CAS # 8001-35-2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-1-fortification-standard-0-5-mg-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c7b25f7e-0fb9-44be-8d1f-9fc7a0062781.jpg?v=1761276720</image:loc>
      <image:title>*Method 525.1 - Fortification Standard, 0.5 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM525FS1 - Method 525.1 - Fortification Standard, 0.5 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-1-fortification-standard-0-5-mg-ml-in-acetone-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7c975ec0-7cc2-41b7-9941-b505a6ec3eb8.jpg?v=1761276724</image:loc>
      <image:title>*Method 525.1 - Fortification Standard, 0.5 mg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM525FS1PAK - Method 525.1 - Fortification Standard, 0.5 mg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-terphenyl-d14-0-5-mg-ml-in-ch2cl2-cas-1718-51-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0da5e759-0d78-4bd7-bf8e-239f22f6f768.jpg?v=1761276727</image:loc>
      <image:title>*p-Terphenyl-d14, 500 µg/mL in Dichloromethane, CAS # 1718-51-0, 1 mL</image:title>
      <image:caption>Image of AM525FS2 - p-Terphenyl-d14, 500 µg/mL in Dichloromethane, CAS # 1718-51-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-terphenyl-d14-0-5-mg-ml-in-ch2cl2-cas-1718-51-0-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2dbc9618-f804-4167-83b1-482dcc6029ee.jpg?v=1761276730</image:loc>
      <image:title>*p-Terphenyl-d14, 500 µg/mL in Dichloromethane, CAS # 1718-51-0, 5 x 1 mL</image:title>
      <image:caption>Image of AM525FS2PAK - p-Terphenyl-d14, 500 µg/mL in Dichloromethane, CAS # 1718-51-0, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-internal-standard-2-0-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_99b37bb3-7096-416a-9ba0-7e0ad1062709.jpg?v=1761276734</image:loc>
      <image:title>*Method 525 - Internal Standard, 2.0 mg/mL in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM525IS - Method 525 - Internal Standard, 2.0 mg/mL in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-525-internal-standard-2-0-mg-ml-in-ch2cl2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_240263f7-ca06-481c-b77f-fd35a276c877.jpg?v=1761276737</image:loc>
      <image:title>*Method 525 - Internal Standard, 2.0 mg/mL in CH2Cl2, 5 x 1 mL</image:title>
      <image:caption>Image of AM525ISPAK - Method 525 - Internal Standard, 2.0 mg/mL in CH2Cl2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/regulated-semi-volatiles-mixture-varied-conc-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d87d8a48-a448-400c-9b9d-e0aae15792f0.jpg?v=1761276740</image:loc>
      <image:title>*Regulated Semi-Volatiles Mixture, Varied conc. in Acetone, 1 mL</image:title>
      <image:caption>Image of AM525REGASL - Regulated Semi-Volatiles Mixture, Varied conc. in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/regulated-semi-volatiles-mixture-varied-conc-in-acetone-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_19c5b03a-677f-4a63-a984-b2bf3eef4afa.jpg?v=1761276744</image:loc>
      <image:title>*Regulated Semi-Volatiles Mixture, Varied conc. in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM525REGASLPAK - Regulated Semi-Volatiles Mixture, Varied conc. in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/regulated-semi-volatiles-mixture-100-ug-ml-in-ethyl-acetate-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_751a8ed9-347e-496e-a994-c765797f327a.jpg?v=1761276748</image:loc>
      <image:title>***Regulated Semi-Volatiles Mixture, 100 µg/mL in Ethyl acetate, 1 mL</image:title>
      <image:caption>Image of AM525REGEA - Regulated Semi-Volatiles Mixture, 100 µg/mL in Ethyl acetate, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/regulated-semi-volatiles-mixture-500-ug-ml-in-ethyl-acetate-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ec3e082d-47be-486b-ba19-3bd5d945095f.jpg?v=1761276751</image:loc>
      <image:title>***Regulated Semi-Volatiles Mixture, 500 µg/mL in Ethyl acetate, 1 mL</image:title>
      <image:caption>Image of AM525REGEA5X - Regulated Semi-Volatiles Mixture, 500 µg/mL in Ethyl acetate, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/organic-compounds-in-drinking-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_43edfded-5dae-41a1-af7b-44143daef1cc.jpg?v=1761276754</image:loc>
      <image:title>*Organic Compounds in Drinking Water, 7 x 1 mL</image:title>
      <image:caption>Image of AM525SET - Organic Compounds in Drinking Water, 7 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyrene-d10-0-5-mg-ml-in-acetone-cas-1718-52-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3d48e473-1035-4cab-a495-180675489e61.jpg?v=1761276758</image:loc>
      <image:title>*Pyrene-d10, 0.5 mg/mL in Acetone, CAS # 1718-52-1, 1 mL</image:title>
      <image:caption>Image of AM525SS - Pyrene-d10, 0.5 mg/mL in Acetone, CAS # 1718-52-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyrene-d10-0-5-mg-ml-in-acetone-cas-1718-52-1-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_219390ee-6d2b-46c2-83f7-0685f0f95567.jpg?v=1761276761</image:loc>
      <image:title>*Pyrene-d10, 0.5 mg/mL in Acetone, CAS # 1718-52-1, 5 x 1 mL</image:title>
      <image:caption>Image of AM525SSPAK - Pyrene-d10, 0.5 mg/mL in Acetone, CAS # 1718-52-1, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dftpp-0-1-mg-ml-in-dichloromethane-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2201228e-dee0-404b-81bc-5e403028b113.jpg?v=1761276764</image:loc>
      <image:title>***DFTPP, 0.1 mg/mL in Dichloromethane, CAS # 5074-71-5, 1 mL</image:title>
      <image:caption>Image of AM525TS - DFTPP, 0.1 mg/mL in Dichloromethane, CAS # 5074-71-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dftpp-0-1-mg-ml-in-dichloromethane-ship-with-an-ice-pack-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_80e48d2a-d0a1-415e-bc2d-c351b8f8c3b7.jpg?v=1761276592</image:loc>
      <image:title>***DFTPP, 0.1 mg/mL in Dichloromethane, CAS # 5074-71-5, 5 x 1 mL</image:title>
      <image:caption>Image of AM525TSPAK - DFTPP, 0.1 mg/mL in Dichloromethane, CAS # 5074-71-5, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/primary-dilution-standard-1000-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8f346882-f9e4-4764-b83d-2c2e97d4971d.jpg?v=1761276596</image:loc>
      <image:title>*Primary Dilution Standard, 1000 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM526 - Primary Dilution Standard, 1000 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/primary-dilution-standard-200-ug-ml-in-ethyl-acetate-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7c295044-e6ea-4a0c-ab81-83a6c36acff7.jpg?v=1761276599</image:loc>
      <image:title>*Primary Dilution Standard, 200 µg/mL in Ethyl acetate, 1 mL</image:title>
      <image:caption>Image of AM52602XEA - Primary Dilution Standard, 200 µg/mL in Ethyl acetate, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/primary-dilution-standard-200-ug-ml-in-ethyl-acetate-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4ec29749-e524-4982-b237-60b11d695889.jpg?v=1761276603</image:loc>
      <image:title>*Primary Dilution Standard, 200 µg/mL in Ethyl acetate, 5 x 1 mL</image:title>
      <image:caption>Image of AM52602XEAPAK - Primary Dilution Standard, 200 µg/mL in Ethyl acetate, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-surrogate-standard-500-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_99185683-8c27-47ed-a5cc-447817bb6bc3.jpg?v=1761276606</image:loc>
      <image:title>*Internal/Surrogate Standard, 500 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM526ISSS - Internal/Surrogate Standard, 500 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-surrogate-standard-500-ug-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d5bb0c74-f1d1-4b94-9aa2-4e0644cff1e1.jpg?v=1761276610</image:loc>
      <image:title>*Internal/Surrogate Standard, 500 µg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM526ISSSPAK - Internal/Surrogate Standard, 500 µg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/surrogate-standard-500-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2c7515b3-0380-4b70-91f9-85f5f8ba2647.jpg?v=1761276613</image:loc>
      <image:title>*Surrogate Standard, 500 µg/mL in Acetone, M-526-SS, 1 mL</image:title>
      <image:caption>Image of AM526SS - Surrogate Standard, 500 µg/mL in Acetone, M-526-SS, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/surrogate-standard-500-ug-ml-in-acetone-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_570ccd9d-e6ae-47bb-a2f9-27726606e068.jpg?v=1761276617</image:loc>
      <image:title>*Surrogate Standard, 500 µg/mL in Acetone, M-526-SS-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM526SSPAK - Surrogate Standard, 500 µg/mL in Acetone, M-526-SS-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-527-pbde-standard-isooctane-ethyl-acetate-80-20</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f562cefd-c1af-4c67-ae21-92236c1789d5.jpg?v=1761276621</image:loc>
      <image:title>*Method 527 PBDE Standard, Isooctane:Ethyl acetate 80:20, 1 mL</image:title>
      <image:caption>Image of AM527BDE - Method 527 PBDE Standard, Isooctane:Ethyl acetate 80:20, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-527-pesticide-standard-a-500-ug-ml-in-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a29c1257-9ebb-4203-b898-d762618acffd.jpg?v=1761276624</image:loc>
      <image:title>***Method 527 Pesticide Standard A, 500 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM527PESTA - Method 527 Pesticide Standard A, 500 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-527-pesticide-standard-b-500-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2932b3e7-b656-42cd-8a04-7f0649bbb34a.jpg?v=1761276628</image:loc>
      <image:title>*Method 527 Pesticide Standard B, 500 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM527PESTB - Method 527 Pesticide Standard B, 500 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/analyte-fortification-solution-varied-conc-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1c89f9cc-ebd1-472f-b75f-84904d3903a5.jpg?v=1761276631</image:loc>
      <image:title>*Analyte Fortification Solution, Varied conc. in Methanol, 1 mL</image:title>
      <image:caption>Image of AM528AFS - Analyte Fortification Solution, Varied conc. in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/stock-calibration-standard-2000-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3948f72f-8417-4b91-96f5-c70fd4d1ef93.jpg?v=1761276634</image:loc>
      <image:title>*Stock Calibration Standard, 2000 µg/mL in Methylene chloride, 1 mL</image:title>
      <image:caption>Image of AM528CONC - Stock Calibration Standard, 2000 µg/mL in Methylene chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/stock-calibration-standard-2000-ug-ml-in-methylene-chloride-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9e983345-91ff-47dd-8d4a-223c46347d9c.jpg?v=1761276638</image:loc>
      <image:title>*Stock Calibration Standard, 2000 µg/mL in Methylene chloride, 5 x 1 mL</image:title>
      <image:caption>Image of AM528CONCPAK - Stock Calibration Standard, 2000 µg/mL in Methylene chloride, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-standard-varied-conc-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_94c6eac9-f468-49ee-b148-e0e8dcb156a6.jpg?v=1761276641</image:loc>
      <image:title>*Internal Standard, Varied conc. in Methylene chloride, 1 mL</image:title>
      <image:caption>Image of AM528IS - Internal Standard, Varied conc. in Methylene chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-standard-varied-conc-in-methylene-chloride-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_70961ac5-815a-4a8e-94ad-742d5cd4d650.jpg?v=1761276645</image:loc>
      <image:title>*Internal Standard, Varied conc. in Methylene chloride, 5 x 1 mL</image:title>
      <image:caption>Image of AM528ISPAK - Internal Standard, Varied conc. in Methylene chloride, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/peak-tailing-factor-standard-10-ug-ml-in-dichloromethane-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f2a22391-9fa6-44f8-92e1-f02daec2a9af.jpg?v=1761276649</image:loc>
      <image:title>*Peak Tailing Factor Standard, 10 µg/mL in Dichloromethane, 1 mL</image:title>
      <image:caption>Image of AM528PTF - Peak Tailing Factor Standard, 10 µg/mL in Dichloromethane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/surrogate-standard-varied-conc-in-methanol-m-528-ss-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7ab06057-5c94-4670-a0be-1c2d35da025d.jpg?v=1761276653</image:loc>
      <image:title>*Surrogate Standard, Varied conc. in Methanol, M-528-SS, 1 mL</image:title>
      <image:caption>Image of AM528SS - Surrogate Standard, Varied conc. in Methanol, M-528-SS, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/surrogate-standard-varied-conc-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c4accad5-d054-45df-88fa-954defb4d824.jpg?v=1761276656</image:loc>
      <image:title>*Surrogate Standard, Varied conc. in Methanol, M-528-SS2, 1 mL</image:title>
      <image:caption>Image of AM528SS2 - Surrogate Standard, Varied conc. in Methanol, M-528-SS2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/surrogate-standard-varied-conc-in-methanol-m-528-ss2-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8de3fa43-9376-4067-a56e-af9c84a9c524.jpg?v=1761276660</image:loc>
      <image:title>*Surrogate Standard, Varied conc. in Methanol, M-528-SS2-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM528SS2PAK - Surrogate Standard, Varied conc. in Methanol, M-528-SS2-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/surrogate-standard-varied-conc-in-methanol-m-528-ss-pak-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_edd834d3-6534-4136-ac35-ceec37f29d0d.jpg?v=1761276663</image:loc>
      <image:title>*Surrogate Standard, Varied conc. in Methanol, M-528-SS-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM528SSPAK - Surrogate Standard, Varied conc. in Methanol, M-528-SS-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-529-internal-standard-stock-solution-2-0-mg-ml-in-ethyl-acetate-cas-610-39-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3287e413-4fb1-4b30-a53d-9f79c9927e47.jpg?v=1761276667</image:loc>
      <image:title>*EPA Method 529 Internal Standard Stock Solution, 2.0 mg/mL in Ethyl acetate, CAS # 610-39-9, 1 mL</image:title>
      <image:caption>Image of AM529IS - EPA Method 529 Internal Standard Stock Solution, 2.0 mg/mL in Ethyl acetate, CAS # 610-39-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-529-is-fortification-solution-ethyl-acetate-acetonitrile-96-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ee005e0d-2bc0-4698-812a-d8761960fa06.jpg?v=1761276670</image:loc>
      <image:title>*EPA Method 529 IS Fortification Solution, Ethyl acetate:Acetonitrile 96:4, 1 mL</image:title>
      <image:caption>Image of AM529ISFS - EPA Method 529 IS Fortification Solution, Ethyl acetate:Acetonitrile 96:4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/full-scan-ms-calibration-set-6-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9ceddcbd-4dfb-4f76-8a0e-4cc61e3dde7c.jpg?v=1761276674</image:loc>
      <image:title>*Full Scan MS Calibration Set, 6 x 1 mL</image:title>
      <image:caption>Image of AM529MSSET - Full Scan MS Calibration Set, 6 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-529-surrogate-analyte-fortification-solution-100-ug-ml-in-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_985ca497-aa31-414e-a384-2efab687b6d0.jpg?v=1761276677</image:loc>
      <image:title>*Method 529 Surrogate Analyte Fortification Solution, 100 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM529SAFS - Method 529 Surrogate Analyte Fortification Solution, 100 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sim-calibration-set-7-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ec33552a-f503-4d7a-8fe6-c58657eeef8e.jpg?v=1761276681</image:loc>
      <image:title>*SIM Calibration Set, 7 x 1 mL</image:title>
      <image:caption>Image of AM529SIMSET - SIM Calibration Set, 7 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-529-surrogate-standard-stock-solution-1000-ug-ml-in-methanol-ship-with-an-ice-pack-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b0b92254-c349-43d8-b9cf-1a1b2c550ad2.jpg?v=1761276684</image:loc>
      <image:title>*EPA Method 529 Surrogate Standard Stock Solution, 1000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM529SS1 - EPA Method 529 Surrogate Standard Stock Solution, 1000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-529-surrogate-standard-stock-solution-1000-ug-ml-in-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9475fc3f-fd6f-48bc-a242-2340e765c58d.jpg?v=1761276688</image:loc>
      <image:title>***EPA Method 529 Surrogate Standard Stock Solution, 1000 µg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM529SS1PAK - EPA Method 529 Surrogate Standard Stock Solution, 1000 µg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-529-surrogate-standard-stock-solution-1000-ug-ml-in-methylene-chloride-cas-4165-60-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_609bfa26-1c95-4114-af30-4ae705ac1552.jpg?v=1761276691</image:loc>
      <image:title>*EPA Method 529 Surrogate Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 4165-60-0, 1 mL</image:title>
      <image:caption>Image of AM529SS2 - EPA Method 529 Surrogate Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 4165-60-0, 1 mL</image:caption>
    </image:image>
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  <url>
    <loc>https://chromspec.com/products/epa-method-529-surrogate-standard-stock-solution-1000-ug-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_22cab4dc-c5c9-4e6e-a450-93312cc2af15.jpg?v=1761276695</image:loc>
      <image:title>*EPA Method 529 Surrogate Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 4165-60-0, 5 x 1 mL</image:title>
      <image:caption>Image of AM529SS2PAK - EPA Method 529 Surrogate Standard Stock Solution, 1000 µg/mL in Methylene chloride, CAS # 4165-60-0, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-530-standard-m-530-01-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7d33a283-a716-4e54-b2f1-e9f8411b70cd.jpg?v=1761276699</image:loc>
      <image:title>*EPA Method 530 Standard, 1000 µg/mL in Methanol, M-530-01, 1 mL</image:title>
      <image:caption>Image of AM53001 - EPA Method 530 Standard, 1000 µg/mL in Methanol, M-530-01, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-530-standard-m-530-02-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e929fee4-7fbc-45bb-80d3-b11c3acb0d79.jpg?v=1761276702</image:loc>
      <image:title>*EPA Method 530 Standard, 1000 µg/mL in Methanol, M-530-02, 1 mL</image:title>
      <image:caption>Image of AM53002 - EPA Method 530 Standard, 1000 µg/mL in Methanol, M-530-02, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-530-internal-standard</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c2483280-d881-4308-9e0b-1316de158c82.jpg?v=1761276706</image:loc>
      <image:title>*EPA Method 530 Internal Standard, 500 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM530IS - EPA Method 530 Internal Standard, 500 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-530-surrogate-standard</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1550f7bd-14e3-4ca1-84ed-17e4833b8284.jpg?v=1761276709</image:loc>
      <image:title>*EPA Method 530 Surrogate Standard, 500 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM530SS - EPA Method 530 Surrogate Standard, 500 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aldicarb-sulfoxide-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1250cf6a-9374-41b1-8dc4-6d38065e9bc8.jpg?v=1761276713</image:loc>
      <image:title>*Aldicarb sulfoxide, 0.1 mg/mL in Acetonitrile, CAS # 1646-87-3, 1 mL</image:title>
      <image:caption>Image of AM53101 - Aldicarb sulfoxide, 0.1 mg/mL in Acetonitrile, CAS # 1646-87-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aldicarb-sulfone-0-1-mg-ml-in-accn</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f9fa47b9-fb05-41e6-80da-880569154272.jpg?v=1761276717</image:loc>
      <image:title>*Aldicarb sulfone, 0.1 mg/mL in Acetonitrile, CAS # 1646-88-4, 1 mL</image:title>
      <image:caption>Image of AM53102 - Aldicarb sulfone, 0.1 mg/mL in Acetonitrile, CAS # 1646-88-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/oxamyl-0-1-mg-ml-in-acetonitrile-m-531-03-cas-23135-22-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f58ab08c-66ac-4e9b-a2a5-9968e08417d6.jpg?v=1761276720</image:loc>
      <image:title>*Oxamyl, 0.1 mg/mL in Acetonitrile, CAS # 23135-22-0, 1 mL</image:title>
      <image:caption>Image of AM53103 - Oxamyl, 0.1 mg/mL in Acetonitrile, CAS # 23135-22-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methomyl-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_00ed0005-f94a-4261-afb0-119c15c11e8f.jpg?v=1761276724</image:loc>
      <image:title>*Methomyl, 0.1 mg/mL in Acetonitrile, CAS # 16752-77-5, 1 mL</image:title>
      <image:caption>Image of AM53104 - Methomyl, 0.1 mg/mL in Acetonitrile, CAS # 16752-77-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methomyl-1000-ug-ml-in-acetonitrile-cas-16752-77-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bceeff70-c213-499a-b388-068e648de934.jpg?v=1761276727</image:loc>
      <image:title>*Methomyl, 1000 µg/mL in Acetonitrile, CAS # 16752-77-5, 1 mL</image:title>
      <image:caption>Image of AM5310410X - Methomyl, 1000 µg/mL in Acetonitrile, CAS # 16752-77-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/3-hydroxycarbofuran-100-ug-ml-in-acetonitrile-cas-16655-82-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6a5d89c5-a353-4363-b285-d5d91818958e.jpg?v=1761276730</image:loc>
      <image:title>*3-Hydroxycarbofuran, 0.1 mg/mL in Acetonitrile, CAS # 16655-82-6, 1 mL</image:title>
      <image:caption>Image of AM53105 - 3-Hydroxycarbofuran, 0.1 mg/mL in Acetonitrile, CAS # 16655-82-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aldicarb-100-ug-ml-in-acetonitrile-cas-116-06-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_eecda4c1-42bc-49d6-83d0-d4f0f31dcb9d.jpg?v=1761276734</image:loc>
      <image:title>*Aldicarb, 0.1 mg/mL in Acetonitrile, CAS # 116-06-3, 1 mL</image:title>
      <image:caption>Image of AM53106 - Aldicarb, 0.1 mg/mL in Acetonitrile, CAS # 116-06-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/baygon-100-ug-ml-in-acetonitrile-cas-114-26-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_15841e1b-48fd-4661-8f38-785044a18208.jpg?v=1761276737</image:loc>
      <image:title>*Propoxur (Baygon), 0.1 mg/mL in Acetonitrile, CAS # 114-26-1, 1 mL</image:title>
      <image:caption>Image of AM53107 - Propoxur (Baygon), 0.1 mg/mL in Acetonitrile, CAS # 114-26-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbofuran-100-ug-ml-in-acetonitrile-cas-1563-66-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e2dd3946-8639-4e39-84c9-c83e64b12559.jpg?v=1761276740</image:loc>
      <image:title>*Carbofuran, 0.1 mg/mL in Acetonitrile, CAS # 1563-66-2, 1 mL</image:title>
      <image:caption>Image of AM53108 - Carbofuran, 0.1 mg/mL in Acetonitrile, CAS # 1563-66-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbaryl-100-ug-ml-in-acetonitrile-cas-63-25-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5240c9cc-e1db-4345-9c71-82c9fb22996e.jpg?v=1761276744</image:loc>
      <image:title>*Carbaryl, 0.1 mg/mL in Acetonitrile, CAS # 63-25-2, 1 mL</image:title>
      <image:caption>Image of AM53109 - Carbaryl, 0.1 mg/mL in Acetonitrile, CAS # 63-25-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-naphthol-100-ug-ml-in-acetonitrile-cas-90-15-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e6cf65ab-bf86-4b10-9482-0f6ff42bb103.jpg?v=1761276747</image:loc>
      <image:title>*1-Naphthol, 0.1 mg/mL in Acetonitrile, CAS # 90-15-3, 1 mL</image:title>
      <image:caption>Image of AM53110 - 1-Naphthol, 0.1 mg/mL in Acetonitrile, CAS # 90-15-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methiocarb-0-1-mg-ml-in-acetonitrile-m-531-11-cas-2032-65-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6e557547-754d-4c02-922c-58af307a9ddb.jpg?v=1761276751</image:loc>
      <image:title>*Methiocarb, 100 µg/mL in Acetonitrile, CAS # 2032-65-7, 1 mL</image:title>
      <image:caption>Image of AM53111 - Methiocarb, 100 µg/mL in Acetonitrile, CAS # 2032-65-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-bromo-3-5-dimethylphenyl-n-methylcarbamate-100-ug-ml-in-acetonitrile-cas-672-99-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_94bc4184-fd1d-4ea6-95ea-d373d6c8e574.jpg?v=1761276754</image:loc>
      <image:title>*4-Bromo-3,5-dimethylphenyl-N-methylcarbamate, 0.1 mg/mL in Acetonitrile, CAS # 672-99-1, 1 mL</image:title>
      <image:caption>Image of AM531IS - 4-Bromo-3,5-dimethylphenyl-N-methylcarbamate, 0.1 mg/mL in Acetonitrile, CAS # 672-99-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-methyl-carbamoyl-oximes-n-methyl-carbamates-100-ug-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d830dc1e-044b-4469-8b7e-099db188c221.jpg?v=1761276757</image:loc>
      <image:title>*N-Methyl carbamoyl oximes &amp; N-Methyl carbamates, 0.1 mg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM531M - N-Methyl carbamoyl oximes &amp; N-Methyl carbamates, 0.1 mg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-methyl-carbamoyl-oximes-n-methyl-carbamates-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f4556ae6-a1b9-40aa-a7f3-bf73b65f5b43.jpg?v=1761276761</image:loc>
      <image:title>*N-Methyl carbamoyl oximes &amp; N-Methyl carbamates, 0.1 mg/mL in Acetonitrile, 5 x 1 mL</image:title>
      <image:caption>Image of AM531MPAK - N-Methyl carbamoyl oximes &amp; N-Methyl carbamates, 0.1 mg/mL in Acetonitrile, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-531-performance-check-solution-varied-conc-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_97c67d78-9617-4df6-8c93-2d819b7f92c8.jpg?v=1761276764</image:loc>
      <image:title>*Method 531 - Performance Check Solution, Varied conc. in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM531QCR - Method 531 - Performance Check Solution, Varied conc. in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/regulated-pesticide-mixture-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1faac7fa-8e68-4955-939c-9d681ecf8382.jpg?v=1761276770</image:loc>
      <image:title>*Regulated Pesticide Mixture, 0.1 mg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM531REG - Regulated Pesticide Mixture, 0.1 mg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbamate-pesticide-mix-100-ug-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d9d2bdf4-2d3b-4181-ac17-6905e3a886df.jpg?v=1761276774</image:loc>
      <image:title>*Carbamate Pesticide Mix, 100 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM531REGASL - Carbamate Pesticide Mix, 100 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbamate-pesticide-mix-100-ug-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c9ba2763-d600-44b0-a9f8-bfcdd0a238e9.jpg?v=1761276777</image:loc>
      <image:title>*Carbamate Pesticide Mix, 100 µg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM531REGASLPAK - Carbamate Pesticide Mix, 100 µg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-531-hplc-set-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ab5551f1-3bcc-49bd-b485-381bd24f2216.jpg?v=1761276780</image:loc>
      <image:title>*Method 531 (HPLC) Set, 11 x 1 mL</image:title>
      <image:caption>Image of AM531SET - Method 531 (HPLC) Set, 11 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenylurea-primary-dilution-standard-varied-conc-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bb64835e-0c60-4208-a12d-cd654c85b7ce.jpg?v=1761276784</image:loc>
      <image:title>*Phenylurea Primary Dilution Standard, Varied conc. in Methanol, 1 mL</image:title>
      <image:caption>Image of AM532 - Phenylurea Primary Dilution Standard, Varied conc. in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenylurea-concentrate-standard-5-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4a162ae8-a35b-4253-a227-c4afc8625d00.jpg?v=1761276788</image:loc>
      <image:title>*Phenylurea Concentrate Standard, 5.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM532CONC1 - Phenylurea Concentrate Standard, 5.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenylurea-concentrate-standard-5-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_76e5f0b4-152b-4e88-bb72-d5ace53ebbf6.jpg?v=1761276791</image:loc>
      <image:title>*Phenylurea Concentrate Standard, 5.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM532CONC1PAK - Phenylurea Concentrate Standard, 5.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenylurea-primary-dilution-standard-varied-conc-in-methanol-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ce6ea23c-4750-49df-aff5-8e3bcd69b43a.jpg?v=1761276795</image:loc>
      <image:title>*Phenylurea Primary Dilution Standard, Varied conc. in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM532PAK - Phenylurea Primary Dilution Standard, Varied conc. in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenylurea-surrogate-standard-500-ug-ml-in-methanol-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_293fc4b3-ad71-40f5-946b-445a8d482f2f.jpg?v=1761276799</image:loc>
      <image:title>*Phenylurea Surrogate Standard, 500 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM532SS - Phenylurea Surrogate Standard, 500 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenylurea-surrogate-standard-500-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e62ccab6-e65a-4e56-b811-c01655f7d5a3.jpg?v=1761276802</image:loc>
      <image:title>*Phenylurea  Surrogate Standard, 500 µg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM532SSPAK - Phenylurea Surrogate Standard, 500 µg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pfas-in-drinking-water-standard-25-components-2-ug-ml-in-methanol-water-95-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_57b37685-5d36-4eb0-b3f5-7c5d201d1ff7.jpg?v=1761276806</image:loc>
      <image:title>*PFAS in Drinking Water Standard, 2 µg/mL in Methanol:Water (95:5), 1 mL</image:title>
      <image:caption>Image of AM533 - PFAS in Drinking Water Standard, 2 µg/mL in Methanol:Water (95:5), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/14-component-method-535-set-including-is-and-ss-14-x-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_07136e05-99e9-4db5-b837-7383b28c9bc0.jpg?v=1761276809</image:loc>
      <image:title>***14 Component Method 535-SET (Including IS and SS), 14 x 1 mL</image:title>
      <image:caption>Image of AM535SET - 14 Component Method 535-SET (Including IS and SS), 14 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/m-537-native-compound-standard-50-ug-ml-in-acetonitrile-water-95-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e3164fe0-7ea9-48c9-a3d0-af233b012e9f.jpg?v=1761276812</image:loc>
      <image:title>*M-537 Native Compound Standard, 50 µg/mL in Acetonitrile:Water (95:5), 1 mL</image:title>
      <image:caption>Image of AM537 - M-537 Native Compound Standard, 50 µg/mL in Acetonitrile:Water (95:5), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-537-1-method-standard-2-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_734755a7-6355-4d45-a413-987e4ca8412d.jpg?v=1761276816</image:loc>
      <image:title>*EPA 537.1 Method Standard, 2 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM5371 - EPA 537.1 Method Standard, 2 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/usepa-method-538-reference-standard-varied-conc-in-acetonitrile-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_71645218-de55-4973-baf3-f2e27333335b.jpg?v=1761276819</image:loc>
      <image:title>*USEPA Method 538 Reference Standard, Varied Conc. in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM538 - USEPA Method 538 Reference Standard, Varied Conc. in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-541-stock-standard-m-541-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0790d797-28f6-4b36-a7f6-dd49d128d76b.jpg?v=1761276822</image:loc>
      <image:title>*EPA Method 541 Stock Standard, 2000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM541 - EPA Method 541 Stock Standard, 2000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-541-internal-standard</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bdbd6db3-e60e-4aaf-ab68-0e73744501e2.jpg?v=1761276825</image:loc>
      <image:title>*EPA Method 541 Internal Standard, 1000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM541IS - EPA Method 541 Internal Standard, 1000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-541-surrogate-standard</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_68dec301-63d0-48b5-996b-75df7475dfe9.jpg?v=1761276829</image:loc>
      <image:title>*EPA Method 541 Surrogate Standard, 1000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM541SS - EPA Method 541 Surrogate Standard, 1000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/glyphosate-in-water-0-1-mg-ml-in-water-m-547-cas-1071-83-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6288782a-31dd-43c1-877e-f5caf08eae01.jpg?v=1761276832</image:loc>
      <image:title>Glyphosate, 0.1 mg/mL in Water, CAS # 1071-83-6, 1 mL</image:title>
      <image:caption>Image of AM547 - Glyphosate, 0.1 mg/mL in Water, CAS # 1071-83-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aminomethylphosphonic-acid-1-mg-ml-in-water-cas-1066-51-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_52f54a49-bf20-4077-9ab0-41f4c2cd3515.jpg?v=1761276835</image:loc>
      <image:title>Aminomethylphosphonic acid, 100 µg/mL in Water, CAS # 1066-51-9, 1 mL</image:title>
      <image:caption>Image of AM54702 - Aminomethylphosphonic acid, 100 µg/mL in Water, CAS # 1066-51-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/glyphosate-1000-ug-ml-in-water-m-547-10x-cas-1071-83-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_88ce3f8b-77c1-451a-be6b-3cec4ac9dd82.jpg?v=1761276839</image:loc>
      <image:title>Glyphosate, 1000 µg/mL in H2O, CAS # 1071-83-6, 1 mL</image:title>
      <image:caption>Image of AM54710X - Glyphosate, 1000 µg/mL in H2O, CAS # 1071-83-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acenaphthene-d10-500-ug-ml-in-methanol-cas-15067-26-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0a20f82c-f2f4-4e9e-a632-d3a25665adb0.jpg?v=1761276842</image:loc>
      <image:title>*Acenaphthene-d10, 500 µg/mL in MeOH, CAS # 15067-26-2, 1 mL</image:title>
      <image:caption>Image of AM5481IS - Acenaphthene-d10, 500 µg/mL in MeOH, CAS # 15067-26-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/endothall-dimethyl-ester-100-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d23e45a6-7b06-42ee-aba5-17d281267cae.jpg?v=1761276845</image:loc>
      <image:title>*Endothall dimethyl ester, 100 µg/mL in MeOH, M-548.1-ME, 1 mL</image:title>
      <image:caption>Image of AM5481ME - Endothall dimethyl ester, 100 µg/mL in MeOH, M-548.1-ME, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/endothall-10-ug-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a9f286c8-2ad8-4123-8eba-85d6d1c98221.jpg?v=1761276849</image:loc>
      <image:title>*Endothall, 10 µg/mL in Water, CAS # 145-73-3, 1 mL</image:title>
      <image:caption>Image of AM548A - Endothall, 10 µg/mL in Water, CAS # 145-73-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/endothall-50-ug-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3093cb21-c253-41f0-973c-366b0a721973.jpg?v=1761276852</image:loc>
      <image:title>*Endothall, 50 µg/mL in Water, CAS # 145-73-3, 1 mL</image:title>
      <image:caption>Image of AM548B - Endothall, 50 µg/mL in Water, CAS # 145-73-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/endothall-pentafluorophenyl-hydrazine-derivative-100-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_76bb4b5a-4909-4365-8dc2-8e10d4be5911.jpg?v=1761276856</image:loc>
      <image:title>*Endothall pentafluorophenyl hydrazine derivative, 100 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM548CAL - Endothall pentafluorophenyl hydrazine derivative, 100 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/endosulfan-i-10-ug-ml-in-mtbe-cas-959-98-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8d65e339-d4b3-47f4-a75e-a4015e10b9a3.jpg?v=1761276859</image:loc>
      <image:title>*Endosulfan I, 10 µg/mL in MtBE, CAS # 959-98-8, 1 mL</image:title>
      <image:caption>Image of AM548IS - Endosulfan I, 10 µg/mL in MtBE, CAS # 959-98-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diquat-and-paraquat-1000-ug-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_640c661a-7e28-47f3-84a8-e31a45f45199.jpg?v=1761276862</image:loc>
      <image:title>Diquat and Paraquat, 1000 µg/mL in Water, 1 mL</image:title>
      <image:caption>Image of AM5491 - Diquat and Paraquat, 1000 µg/mL in Water, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-difluorobiphenyl-100-ug-ml-in-acetonitrile-cas-398-23-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9d2cab09-b54a-48ed-a92d-8ecfe5074e54.jpg?v=1761276866</image:loc>
      <image:title>*4,4&apos;-Difluorobiphenyl, 0.1 mg/mL in Acetonitrile, CAS # 398-23-2, 1 mL</image:title>
      <image:caption>Image of AM550IS - 4,4&apos;-Difluorobiphenyl, 0.1 mg/mL in Acetonitrile, CAS # 398-23-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-550-pahs-by-hplc-varied-conc-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_28d81d80-e086-4134-82ff-2695dcc01a74.jpg?v=1761276869</image:loc>
      <image:title>*Method 550 - PAH&apos;s by HPLC, Varied conc. in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM550QC - Method 550 - PAH&apos;s by HPLC, Varied conc. in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-organic-solvents-thms-varied-conc-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fcfb077f-6bd6-4652-926a-43bc08e330cb.jpg?v=1761276873</image:loc>
      <image:title>*Chlorinated Organic Solvents + THM&apos;s, Varied conc. in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5511A - Chlorinated Organic Solvents + THM&apos;s, Varied conc. in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-organic-solvents-thm-s-varied-conc-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d9b7445c-2917-43dc-8614-5f92baf483aa.jpg?v=1761276876</image:loc>
      <image:title>*Chlorinated Organic Solvents + THM&apos;s, Varied conc. in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511APAK - Chlorinated Organic Solvents + THM&apos;s, Varied conc. in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/disinfectant-by-products-1000-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3a411cdb-8944-4724-9eb8-86d0325dee27.jpg?v=1761276879</image:loc>
      <image:title>*Disinfectant by-products, 1000 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5511B - Disinfectant by-products, 1000 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/disinfectant-by-products-1000-ug-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a2ccbc5d-8647-4277-82e4-6f32e0e5f36d.jpg?v=1761276883</image:loc>
      <image:title>*Disinfectant by-products, 1000 µg/mL in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511BPAK - Disinfectant by-products, 1000 µg/mL in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticide-herbicide-mix-varied-conc-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_47492d1d-e02a-4e66-b188-bab7f275d732.jpg?v=1761276886</image:loc>
      <image:title>*Pesticide/Herbicide Mix, Varied conc. in Acetone, 1 mL</image:title>
      <image:caption>Image of AM5511C - Pesticide/Herbicide Mix, Varied conc. in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticide-herbicide-mix-varied-conc-in-acetone-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fa1656d0-b742-4280-97db-7fbb39e6a2a0.jpg?v=1761276889</image:loc>
      <image:title>*Pesticide/Herbicide Mix, Varied conc. in Acetone, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511CPAK - Pesticide/Herbicide Mix, Varied conc. in Acetone, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-bromofluorobenzene-100-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_212e0f4e-5ccc-4d88-8815-b1e308470360.jpg?v=1761276893</image:loc>
      <image:title>*p-Bromofluorobenzene, 100 µg/mL in Acetone, CAS # 460-00-4, 1 mL</image:title>
      <image:caption>Image of AM5511IS - p-Bromofluorobenzene, 100 µg/mL in Acetone, CAS # 460-00-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-bromofluorobenzene-10-0-mg-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_85826f6a-6ccf-4b67-ae4b-013e86f85a0c.jpg?v=1761276896</image:loc>
      <image:title>*p-Bromofluorobenzene, 10.0 mg/mL in Acetone, CAS # 460-00-4, 1 mL</image:title>
      <image:caption>Image of AM5511IS100X - p-Bromofluorobenzene, 10.0 mg/mL in Acetone, CAS # 460-00-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-bromofluorobenzene-10-0-mg-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d72c5abb-22a0-4912-9d2a-05ada6c7ba8e.jpg?v=1761276900</image:loc>
      <image:title>*p-Bromofluorobenzene, 10.0 mg/mL in Acetone, CAS # 460-00-4, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511IS100XPAK - p-Bromofluorobenzene, 10.0 mg/mL in Acetone, CAS # 460-00-4, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-bromofluorobenzene-100-ug-ml-in-acetone-cas-460-00-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_753769d7-12c6-47ed-a54d-b14a5fab9315.jpg?v=1761276903</image:loc>
      <image:title>*p-Bromofluorobenzene, 100 µg/mL in Acetone, CAS # 460-00-4, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511ISPAK - p-Bromofluorobenzene, 100 µg/mL in Acetone, CAS # 460-00-4, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/laboratory-performance-check-solution-varied-conc-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_52b9b8f9-f1e5-4e27-9f73-81edd93895d2.jpg?v=1761276907</image:loc>
      <image:title>*Laboratory Performance Check Solution, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5511LPC - Laboratory Performance Check Solution, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/laboratory-performance-check-solution-varied-conc-in-pentane-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_04493975-6b09-46ae-8438-0e794d5ef964.jpg?v=1761276910</image:loc>
      <image:title>*Laboratory Performance Check Solution, Varied conc. in Pentane, 1 mL</image:title>
      <image:caption>Image of AM5511LPCP - Laboratory Performance Check Solution, Varied conc. in Pentane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/laboratory-performance-check-solution-varied-conc-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_27fcc1d8-d8e5-4e50-a6de-ed8923fd5f47.jpg?v=1761276914</image:loc>
      <image:title>*Laboratory Performance Check Solution, Varied conc. in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511LPCPAK - Laboratory Performance Check Solution, Varied conc. in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/laboratory-performance-check-solution-varied-conc-in-pentane-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_98d6730e-3058-4e95-8389-2b2152af8579.jpg?v=1761276917</image:loc>
      <image:title>*Laboratory Performance Check Solution, Varied conc. in Pentane, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511LPCPPAK - Laboratory Performance Check Solution, Varied conc. in Pentane, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/modified-laboratory-performance-check-solution-varied-conc-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9afab998-806b-4f3a-9ef8-117b764588da.jpg?v=1761276920</image:loc>
      <image:title>*Modified Laboratory Performance Check Solution, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5511MLPC - Modified Laboratory Performance Check Solution, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/modified-laboratory-performance-check-solution-varied-conc-in-pentane-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a8b4d817-461a-462e-a4ba-3592d5999164.jpg?v=1761276924</image:loc>
      <image:title>*Modified Laboratory Performance Check Solution, Varied conc. in Pentane, 1 mL</image:title>
      <image:caption>Image of AM5511MLPCP - Modified Laboratory Performance Check Solution, Varied conc. in Pentane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/modified-laboratory-performance-check-solution-varied-conc-in-mtbe-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6a654aee-7b0f-4313-85aa-76945146049b.jpg?v=1761276927</image:loc>
      <image:title>*Modified Laboratory Performance Check Solution, Varied conc. in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511MLPCPAK - Modified Laboratory Performance Check Solution, Varied conc. in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/modified-laboratory-performance-check-solution-varied-conc-in-pentane-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4fa66198-7ffa-461e-a44d-4396732c26ef.jpg?v=1761276931</image:loc>
      <image:title>*Modified Laboratory Performance Check Solution, Varied conc. in Pentane, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511MLPCPPAK - Modified Laboratory Performance Check Solution, Varied conc. in Pentane, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorobiphenyl-10-0-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ff100c5a-c2d3-414c-a00f-56fd1907fc42.jpg?v=1761276934</image:loc>
      <image:title>*Decafluorobiphenyl, 10.0 µg/mL in Acetone, CAS # 434-90-2, 1 mL</image:title>
      <image:caption>Image of AM5511SS - Decafluorobiphenyl, 10.0 µg/mL in Acetone, CAS # 434-90-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorobiphenyl-1000-ug-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ee4cf2be-16b0-4c03-945c-34b7a118e0bd.jpg?v=1761276937</image:loc>
      <image:title>*Decafluorobiphenyl, 1000 µg/mL in Acetone, CAS # 434-90-2, 1 mL</image:title>
      <image:caption>Image of AM5511SS100X - Decafluorobiphenyl, 1000 µg/mL in Acetone, CAS # 434-90-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorobiphenyl-1000-ug-ml-in-acetone-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_10151f07-5f88-4f9a-9a47-47225d9b045a.jpg?v=1761276771</image:loc>
      <image:title>*Decafluorobiphenyl, 1000 µg/mL in Acetone, CAS # 434-90-2, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511SS100XPAK - Decafluorobiphenyl, 1000 µg/mL in Acetone, CAS # 434-90-2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorobiphenyl-10-0-ug-ml-in-acetone-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6ef48b3b-e1d0-4598-a3b7-d4baa2ad5450.jpg?v=1761276774</image:loc>
      <image:title>*Decafluorobiphenyl, 10.0 µg/mL in Acetone, CAS # 434-90-2, 5 x 1 mL</image:title>
      <image:caption>Image of AM5511SSPAK - Decafluorobiphenyl, 10.0 µg/mL in Acetone, CAS # 434-90-2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-solvents-trihalomethanes-5-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b492f680-5daa-4b46-ba35-81a00381f16b.jpg?v=1761276777</image:loc>
      <image:title>*Chlorinated Solvents + Trihalomethanes, 5.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM551A - Chlorinated Solvents + Trihalomethanes, 5.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-solvents-trihalomethanes-5-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_05e00278-1dab-49ae-aab0-2d3c8441ff4a.jpg?v=1761276781</image:loc>
      <image:title>*Chlorinated Solvents + Trihalomethanes, 5.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM551APAK - Chlorinated Solvents + Trihalomethanes, 5.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/disinfectant-by-products-5-0-mg-ml-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2861fc33-f969-4432-8c98-9a863579260c.jpg?v=1761276784</image:loc>
      <image:title>*Disinfectant by-products, 5.0 mg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM551B - Disinfectant by-products, 5.0 mg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromochloroacetonitrile-5-0-mg-ml-in-acetone-cas-83463-62-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d6ab4c19-0f27-49f1-9c75-ecb705d33943.jpg?v=1761276788</image:loc>
      <image:title>*Bromochloroacetonitrile, 5.0 mg/mL in Acetone, CAS # 83463-62-1, 1 mL</image:title>
      <image:caption>Image of AM551B1 - Bromochloroacetonitrile, 5.0 mg/mL in Acetone, CAS # 83463-62-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloral-hydrate-5-0-mg-ml-in-acetone-cas-302-17-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d68489f9-87af-46cd-a5b6-3acd282b015f.jpg?v=1761276791</image:loc>
      <image:title>*Chloral hydrate, 5.0 mg/mL in Acetone, CAS # 302-17-0, 1 mL</image:title>
      <image:caption>Image of AM551B2 - Chloral hydrate, 5.0 mg/mL in Acetone, CAS # 302-17-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloropicrin-5-0-mg-ml-in-acetone-cas-76-06-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b6623591-6c9d-4898-b1e2-aa339c21b52c.jpg?v=1761276794</image:loc>
      <image:title>*Chloropicrin, 5.0 mg/mL in Acetone, CAS # 76-06-2, 1 mL</image:title>
      <image:caption>Image of AM551B3 - Chloropicrin, 5.0 mg/mL in Acetone, CAS # 76-06-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromoacetonitrile-5-0-mg-ml-in-acetone-cas-3252-43-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7b5eb2de-73ef-4d02-b04a-fda9d90c9488.jpg?v=1761276798</image:loc>
      <image:title>*Dibromoacetonitrile, 5.0 mg/mL in Acetone, CAS # 3252-43-5, 1 mL</image:title>
      <image:caption>Image of AM551B4 - Dibromoacetonitrile, 5.0 mg/mL in Acetone, CAS # 3252-43-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichloroacetonitrile-5-0-mg-ml-in-acetone-cas-3018-12-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9d58f85b-96cc-4648-8559-514556a7f263.jpg?v=1761276801</image:loc>
      <image:title>*Dichloroacetonitrile, 5.0 mg/mL in Acetone, CAS # 3018-12-0, 1 mL</image:title>
      <image:caption>Image of AM551B5 - Dichloroacetonitrile, 5.0 mg/mL in Acetone, CAS # 3018-12-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-dichloro-2-propanone-5-0-mg-ml-in-acetone-cas-513-88-2-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_19a35d41-41bb-484e-971c-f4bbb5752574.jpg?v=1761276805</image:loc>
      <image:title>*1,1-Dichloro-2-propanone, 5.0 mg/mL in Acetone, CAS # 513-88-2, 1 mL</image:title>
      <image:caption>Image of AM551B6 - 1,1-Dichloro-2-propanone, 5.0 mg/mL in Acetone, CAS # 513-88-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroacetonitrile-5-0-mg-ml-in-acetone-cas-545-06-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dfc68649-bf37-4a92-94ef-f64ce2bdde66.jpg?v=1761276808</image:loc>
      <image:title>*Trichloroacetonitrile, 5.0 mg/mL in Acetone, CAS # 545-06-2, 1 mL</image:title>
      <image:caption>Image of AM551B7 - Trichloroacetonitrile, 5.0 mg/mL in Acetone, CAS # 545-06-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-1-1-trichloro-2-propanone-5-0-mg-ml-in-acetone-cas-918-00-3-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bd5a6a38-044f-49d8-9980-2521a995f88d.jpg?v=1761276811</image:loc>
      <image:title>*1,1,1-Trichloro-2-propanone, 5.0 mg/mL in Acetone, CAS # 918-00-3, 1 mL</image:title>
      <image:caption>Image of AM551B8 - 1,1,1-Trichloro-2-propanone, 5.0 mg/mL in Acetone, CAS # 918-00-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/disinfectant-by-products-set-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ca8175cb-582b-4a6f-8f90-b45fb53a7de0.jpg?v=1761276814</image:loc>
      <image:title>*Disinfectant By-products Set, 8 x 1 mL</image:title>
      <image:caption>Image of AM551BSET - Disinfectant By-products Set, 8 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-552-haloacetic-acid-methyl-esters-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d148fb29-dd35-4951-ac3a-4194cbb9b491.jpg?v=1761276818</image:loc>
      <image:title>*Method 552 - Haloacetic Acid methyl esters, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM552 - Method 552 - Haloacetic Acid methyl esters, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-552-1-methyl-derivatives-varied-conc-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a1b18493-40e1-44db-b572-20ddc9e82128.jpg?v=1761276822</image:loc>
      <image:title>*Method 552.1 - Methyl Derivatives, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM5521 - Method 552.1 - Methyl Derivatives, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dalapon-methyl-ester-200-ug-ml-in-methanol-cas-17640-02-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f1d37cfd-1798-484e-b5ff-e03f77368376.jpg?v=1761276825</image:loc>
      <image:title>*Dalapon methyl ester, 200 µg/mL in MeOH, CAS # 17640-02-7, 1 mL</image:title>
      <image:caption>Image of AM552101 - Dalapon methyl ester, 200 µg/mL in MeOH, CAS # 17640-02-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-bromoacetate-200-ug-ml-in-methanol-cas-96-32-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f4b32ae3-f10d-4091-a6bd-9e43af827489.jpg?v=1761276828</image:loc>
      <image:title>*Methyl bromoacetate, 200 µg/mL in MeOH, CAS # 96-32-2, 1 mL</image:title>
      <image:caption>Image of AM552102 - Methyl bromoacetate, 200 µg/mL in MeOH, CAS # 96-32-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-bromochloroacetate-200-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_aa505787-d5a0-4a6e-a588-c685186fcbcb.jpg?v=1761276832</image:loc>
      <image:title>*Methyl bromochloroacetate, 200 µg/mL in MeOH, CAS # 20428-74-4, 1 mL</image:title>
      <image:caption>Image of AM552103 - Methyl bromochloroacetate, 200 µg/mL in MeOH, CAS # 20428-74-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-chloroacetate-300-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f950cc2b-03ec-44a4-b3e3-7354fd985b06.jpg?v=1761276835</image:loc>
      <image:title>*Methyl chloroacetate, 300 µg/mL in MeOH, CAS # 96-34-4, 1 mL</image:title>
      <image:caption>Image of AM552104 - Methyl chloroacetate, 300 µg/mL in MeOH, CAS # 96-34-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-dibromoacetate-100-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_013e3319-1624-485e-b94c-d185960aa057.jpg?v=1761276839</image:loc>
      <image:title>*Methyl dibromoacetate, 100 µg/mL in MeOH, CAS # 6482-26-4, 1 mL</image:title>
      <image:caption>Image of AM552105 - Methyl dibromoacetate, 100 µg/mL in MeOH, CAS # 6482-26-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-dichloroacetate-300-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2777b594-5e27-4915-8e71-26c18cce5032.jpg?v=1761276842</image:loc>
      <image:title>*Methyl dichloroacetate, 300 µg/mL in MeOH, CAS # 116-54-1, 1 mL</image:title>
      <image:caption>Image of AM552106 - Methyl dichloroacetate, 300 µg/mL in MeOH, CAS # 116-54-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-trichloroacetate-100-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4eefbebe-b6d3-4fc3-a327-89dfcd4cee8c.jpg?v=1761276846</image:loc>
      <image:title>*Methyl trichloroacetate, 100 µg/mL in MeOH, CAS # 598-99-2, 1 mL</image:title>
      <image:caption>Image of AM552107 - Methyl trichloroacetate, 100 µg/mL in MeOH, CAS # 598-99-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-552-1-underivatized-analytes-varied-conc-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c55b8e0d-5412-485c-9d02-58be17ef3025.jpg?v=1761276849</image:loc>
      <image:title>*Method 552.1 - Underivatized Analytes, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM5521A - Method 552.1 - Underivatized Analytes, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroacetic-acid-100-ug-ml-in-methanol-m-552-1a-07-cas-76-03-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_12106151-18ea-41d3-8b83-ee37cca75d78.jpg?v=1761276853</image:loc>
      <image:title>*Trichloroacetic acid, 100 µg/mL in MeOH, CAS # 76-03-9, 1 mL</image:title>
      <image:caption>Image of AM5521A07 - Trichloroacetic acid, 100 µg/mL in MeOH, CAS # 76-03-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-552-1-underivatized-analytes-set</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4a6512f9-8a9e-4f37-859b-53597ee18993.jpg?v=1761276856</image:loc>
      <image:title>*Method 552.1 - Underivatized Analytes Set, 7 x 1 mL</image:title>
      <image:caption>Image of AM5521ASET - Method 552.1 - Underivatized Analytes Set, 7 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichloropropane-1000-ug-ml-in-mtbe-m-552-1-is-cas-96-18-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f99a1924-64a3-4ec6-8a9a-c5da7b843199.jpg?v=1761276859</image:loc>
      <image:title>*1,2,3-Trichloropropane, 1000 µg/mL in MtBE, CAS # 96-18-4, 1 mL</image:title>
      <image:caption>Image of AM5521IS - 1,2,3-Trichloropropane, 1000 µg/mL in MtBE, CAS # 96-18-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichloropropane-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9cb285b2-a034-45c7-897c-20a15b753f9d.jpg?v=1761276863</image:loc>
      <image:title>*1,2,3-Trichloropropane, 1000 µg/mL in MtBE, CAS # 96-18-4, 5 x 1 mL</image:title>
      <image:caption>Image of AM5521ISPAK - 1,2,3-Trichloropropane, 1000 µg/mL in MtBE, CAS # 96-18-4, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-552-1-methyl-derivatives</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ff1d3ccd-a5d5-4ede-a59b-9ffa877d3642.jpg?v=1761276866</image:loc>
      <image:title>*Method 552.1 - Methyl Derivatives, 7 x 1 mL</image:title>
      <image:caption>Image of AM5521SET - Method 552.1 - Methyl Derivatives, 7 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-bromopropanoic-acid-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6dfe0198-9de1-461a-a872-862701bbfbce.jpg?v=1761276870</image:loc>
      <image:title>*2-Bromopropanoic acid, 1000 µg/mL in MtBE, CAS # 598-72-1, 1 mL</image:title>
      <image:caption>Image of AM5521SS - 2-Bromopropanoic acid, 1000 µg/mL in MtBE, CAS # 598-72-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-2-bromopropionate-1000-ug-ml-in-mtbe-cas-5445-17-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9df0b6e5-e33a-48be-8546-e24f26b4ff67.jpg?v=1761276873</image:loc>
      <image:title>*Methyl 2-bromopropionate, 1000 µg/mL in MtBE, CAS # 5445-17-0, 1 mL</image:title>
      <image:caption>Image of AM5521SSME - Methyl 2-bromopropionate, 1000 µg/mL in MtBE, CAS # 5445-17-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-2-bromopropionate-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cf4f8afc-7887-4d4e-a5d2-0cd8eb8a3de2.jpg?v=1761276877</image:loc>
      <image:title>*Methyl 2-bromopropionate, 1000 µg/mL in MtBE, CAS # 5445-17-0, 5 x 1 mL</image:title>
      <image:caption>Image of AM5521SSMEPAK - Methyl 2-bromopropionate, 1000 µg/mL in MtBE, CAS # 5445-17-0, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-bromopropanoic-acid-1000-ug-ml-in-mtbe-cas-598-72-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6939ceff-b683-4421-a57e-bf4574518d91.jpg?v=1761276880</image:loc>
      <image:title>*2-Bromopropanoic acid, 1000 µg/mL in MtBE, CAS # 598-72-1, 5 x 1 mL</image:title>
      <image:caption>Image of AM5521SSPAK - 2-Bromopropanoic acid, 1000 µg/mL in MtBE, CAS # 598-72-1, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetic-acid-methyl-derivatives-mix-with-surrogate-varied-conc-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c548b1d8-1392-47d0-b8d8-4d8c4275389c.jpg?v=1761276884</image:loc>
      <image:title>*Haloacetic Acid Methyl Derivatives Mix with Surrogate, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5522 - Haloacetic Acid Methyl Derivatives Mix with Surrogate, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dalapon-methyl-ester-40-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bae097bb-6805-4592-a1fd-168416d4a4bb.jpg?v=1761276887</image:loc>
      <image:title>*Dalapon methyl ester, 40 µg/mL in MtBE, CAS # 17640-02-7, 1 mL</image:title>
      <image:caption>Image of AM552201 - Dalapon methyl ester, 40 µg/mL in MtBE, CAS # 17640-02-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-bromoacetate-40-ug-ml-in-mtbe-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ca21c268-21a5-4b5e-bcb0-a52c8e0e290a.jpg?v=1761276890</image:loc>
      <image:title>***Methyl bromoacetate, 40 µg/mL in MtBE, CAS # 96-32-2, 1 mL</image:title>
      <image:caption>Image of AM552202 - Methyl bromoacetate, 40 µg/mL in MtBE, CAS # 96-32-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-bromochloroacetate-40-ug-ml-in-mtbe-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9e3ecd5c-11a1-4393-bdc8-fc0455a6c1e3.jpg?v=1761276894</image:loc>
      <image:title>***Methyl bromochloroacetate, 40 µg/mL in MtBE, CAS # 20428-74-4, 1 mL</image:title>
      <image:caption>Image of AM552203 - Methyl bromochloroacetate, 40 µg/mL in MtBE, CAS # 20428-74-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-bromodichloroacetate-40-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bbf372e5-46af-4a95-83d6-02d2e8335373.jpg?v=1761276897</image:loc>
      <image:title>*Methyl bromodichloroacetate, 40 µg/mL in MtBE, CAS # 20428-76-6, 1 mL</image:title>
      <image:caption>Image of AM552204 - Methyl bromodichloroacetate, 40 µg/mL in MtBE, CAS # 20428-76-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-chloroacetate-60-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a3f0756b-8d4c-4829-a583-e9ab1ea96731.jpg?v=1761276900</image:loc>
      <image:title>*Methyl chloroacetate, 60 µg/mL in MtBE, CAS # 96-34-4, 1 mL</image:title>
      <image:caption>Image of AM552205 - Methyl chloroacetate, 60 µg/mL in MtBE, CAS # 96-34-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-chlorodibromoacetate-100-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1857b314-2f98-4af9-bc32-142fdbf8e8f2.jpg?v=1761276904</image:loc>
      <image:title>*Methyl chlorodibromoacetate, 100 µg/mL in MtBE, CAS # 20428-75-5, 1 mL</image:title>
      <image:caption>Image of AM552206 - Methyl chlorodibromoacetate, 100 µg/mL in MtBE, CAS # 20428-75-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-dibromoacetate-20-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_38778f15-4b8a-412e-b008-f560314370bb.jpg?v=1761276907</image:loc>
      <image:title>*Methyl dibromoacetate, 20 µg/mL in MtBE, CAS # 6482-26-4, 1 mL</image:title>
      <image:caption>Image of AM552207 - Methyl dibromoacetate, 20 µg/mL in MtBE, CAS # 6482-26-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-dichloroacetate-60-ug-ml-in-mtbe-cas-116-54-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_780b5bf1-b966-44e9-94c7-dfb4b20d0509.jpg?v=1761276911</image:loc>
      <image:title>*Methyl dichloroacetate, 60 µg/mL in MtBE, CAS # 116-54-1, 1 mL</image:title>
      <image:caption>Image of AM552208 - Methyl dichloroacetate, 60 µg/mL in MtBE, CAS # 116-54-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-tribromoacetate-200-ug-ml-in-mtbe-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_29bb33bb-de6f-4456-b185-125f80d7391a.jpg?v=1761276914</image:loc>
      <image:title>***Methyl tribromoacetate, 200 µg/mL in MtBE, CAS # 3222-05-7, 1 mL</image:title>
      <image:caption>Image of AM552209 - Methyl tribromoacetate, 200 µg/mL in MtBE, CAS # 3222-05-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-trichloroacetate-20-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_825ea11f-089a-47e8-8f07-1c1f45b6ddd3.jpg?v=1761276918</image:loc>
      <image:title>*Methyl trichloroacetate, 20 µg/mL in MtBE, CAS # 598-99-2, 1 mL</image:title>
      <image:caption>Image of AM552210 - Methyl trichloroacetate, 20 µg/mL in MtBE, CAS # 598-99-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetic-acid-mix-with-surrogate-varied-conc-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_892440bc-03b8-4c07-8be4-d2557fdb5054.jpg?v=1761276921</image:loc>
      <image:title>*Haloacetic Acid Mix with Surrogate, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5522A - Haloacetic Acid Mix with Surrogate, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromochloroacetic-acid-40-ug-ml-in-mtbe-cas-5589-96-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cddd0f4d-317b-4647-ac68-25023fc868de.jpg?v=1761276925</image:loc>
      <image:title>*Bromochloroacetic acid, 40 µg/mL in MtBE, CAS # 5589-96-8, 1 mL</image:title>
      <image:caption>Image of AM5522A01 - Bromochloroacetic acid, 40 µg/mL in MtBE, CAS # 5589-96-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromodichloroacetic-acid-40-ug-ml-in-mtbe-cas-71133-14-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4317a384-1494-4fc0-906b-72dda8697366.jpg?v=1761276928</image:loc>
      <image:title>*Bromodichloroacetic acid, 40 µg/mL in MtBE, CAS # 71133-14-7, 1 mL</image:title>
      <image:caption>Image of AM5522A02 - Bromodichloroacetic acid, 40 µg/mL in MtBE, CAS # 71133-14-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorodibromoacetic-acid-100-ug-ml-in-mtbe-cas-5278-95-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e4b27201-f7e7-4505-a785-af98083d50dd.jpg?v=1761276932</image:loc>
      <image:title>*Chlorodibromoacetic acid, 100 µg/mL in MtBE, CAS # 5278-95-5, 1 mL</image:title>
      <image:caption>Image of AM5522A03 - Chlorodibromoacetic acid, 100 µg/mL in MtBE, CAS # 5278-95-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dalapon-acid-40-ug-ml-in-mtbe-cas-75-99-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_34e50136-ccbf-4f2e-86d2-ab3b1abc96dd.jpg?v=1761276935</image:loc>
      <image:title>*Dalapon acid, 40 µg/mL in MtBE, CAS # 75-99-0, 1 mL</image:title>
      <image:caption>Image of AM5522A04 - Dalapon acid, 40 µg/mL in MtBE, CAS # 75-99-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromoacetic-acid-20-ug-ml-in-mtbe-cas-631-64-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f6425eec-cb91-40c3-a7aa-b62b2f9b71ff.jpg?v=1761276939</image:loc>
      <image:title>*Dibromoacetic acid, 20 µg/mL in MtBE, CAS # 631-64-1, 1 mL</image:title>
      <image:caption>Image of AM5522A05 - Dibromoacetic acid, 20 µg/mL in MtBE, CAS # 631-64-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichloroacetic-acid-60-ug-ml-in-mtbe-cas-79-43-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_946bf2ce-0663-4e05-9988-bb4991363ec6.jpg?v=1761276944</image:loc>
      <image:title>*Dichloroacetic acid, 60 µg/mL in MtBE, CAS # 79-43-6, 1 mL</image:title>
      <image:caption>Image of AM5522A06 - Dichloroacetic acid, 60 µg/mL in MtBE, CAS # 79-43-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/monobromoacetic-acid-40-ug-ml-in-mtbe-cas-79-08-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1ee0dbed-3dc0-4540-8901-13ad09f0b89a.jpg?v=1761276947</image:loc>
      <image:title>*Monobromoacetic acid, 40 µg/mL in MtBE, CAS # 79-08-3, 1 mL</image:title>
      <image:caption>Image of AM5522A07 - Monobromoacetic acid, 40 µg/mL in MtBE, CAS # 79-08-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/monochloroacetic-acid-60-ug-ml-in-mtbe-cas-79-11-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bad33bc2-b40b-4053-a803-621932ebd696.jpg?v=1761276951</image:loc>
      <image:title>*Monochloroacetic acid, 60 µg/mL in MtBE, CAS # 79-11-8, 1 mL</image:title>
      <image:caption>Image of AM5522A08 - Monochloroacetic acid, 60 µg/mL in MtBE, CAS # 79-11-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tribromoacetic-acid-200-ug-ml-in-mtbe-cas-75-96-7-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_694e1908-cb9e-4835-bd7a-ddec1db3355a.jpg?v=1761276955</image:loc>
      <image:title>*Tribromoacetic acid, 200 µg/mL in MtBE, CAS # 75-96-7, 1 mL</image:title>
      <image:caption>Image of AM5522A09 - Tribromoacetic acid, 200 µg/mL in MtBE, CAS # 75-96-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroacetic-acid-20-ug-ml-in-mtbe-cas-76-03-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_da9a1c97-3a1f-4a45-a698-333a24d32ab4.jpg?v=1761276958</image:loc>
      <image:title>*Trichloroacetic acid, 20 µg/mL in MtBE, CAS # 76-03-9, 1 mL</image:title>
      <image:caption>Image of AM5522A10 - Trichloroacetic acid, 20 µg/mL in MtBE, CAS # 76-03-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetic-acid-mix-w-o-surrogate-varied-conc-in-mtbe-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3a0311dc-3464-4460-a47c-97cc8e1912e1.jpg?v=1761276962</image:loc>
      <image:title>*Haloacetic acid Mix  w/o Surrogate, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5522AR1 - Haloacetic acid Mix w/o Surrogate, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetic-acid-set-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7eaebd44-efe7-4305-83eb-ebf846941e8c.jpg?v=1761276965</image:loc>
      <image:title>*Haloacetic acid Set, 10 x 1 mL</image:title>
      <image:caption>Image of AM5522ASET - Haloacetic acid Set, 10 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-3-trichloropropane-1000-ug-ml-in-mtbe-m-552-2-is-cas-96-18-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a0d95f62-2f0c-470b-a05c-d8908527d7bb.jpg?v=1761276969</image:loc>
      <image:title>*1,2,3-Trichloropropane Standard, 1000 µg/mL in MtBE, CAS # 96-18-4, 1 mL</image:title>
      <image:caption>Image of AM5522IS - 1,2,3-Trichloropropane Standard, 1000 µg/mL in MtBE, CAS # 96-18-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/lab-performance-check-solution-varied-conc-in-mtbe-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_40f078e0-423a-47fb-b1e1-8bb03010fa38.jpg?v=1761276972</image:loc>
      <image:title>*Lab Performance Check Solution, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5522LPC - Lab Performance Check Solution, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/lab-performance-check-solution-varied-conc-in-mtbe-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_666b4ed7-1622-4397-befa-d5128703bd05.jpg?v=1761276976</image:loc>
      <image:title>*Lab Performance Check Solution, Varied conc. in MtBE, 5 x 1 mL</image:title>
      <image:caption>Image of AM5522LPCPAK - Lab Performance Check Solution, Varied conc. in MtBE, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/lab-performance-check-solution-varied-conc-in-mtbe-25-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f268f1fe-9368-4da8-ad91-e9f1abd775d7.jpg?v=1761276979</image:loc>
      <image:title>*Lab Performance Check Solution, Varied conc. in MtBE, 25 mL</image:title>
      <image:caption>Image of AM5522LPCWL25ML - Lab Performance Check Solution, Varied conc. in MtBE, 25 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/lab-performance-check-solution-varied-conc-in-mtbe-50-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cf59b4bb-5b16-4f63-a6c7-25c5b20ea4bd.jpg?v=1761276983</image:loc>
      <image:title>*Lab Performance Check Solution, Varied conc. in MtBE, 50 mL</image:title>
      <image:caption>Image of AM5522LPCWL50ML - Lab Performance Check Solution, Varied conc. in MtBE, 50 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetic-acid-methyl-derivatives-w-o-surrogate-varied-conc-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d47ea113-abfe-45b5-b876-cc3d7e5ca3f0.jpg?v=1761276986</image:loc>
      <image:title>*Haloacetic acid Methyl Derivatives w/o Surrogate, Varied conc. in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5522R1 - Haloacetic acid Methyl Derivatives w/o Surrogate, Varied conc. in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetic-acid-methyl-derivatives-set-10-x-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6527c5ae-25d4-48c1-9ed4-89854472db5f.jpg?v=1761276989</image:loc>
      <image:title>***Haloacetic Acid Methyl Derivatives Set, 10 x 1 mL</image:title>
      <image:caption>Image of AM5522SET - Haloacetic Acid Methyl Derivatives Set, 10 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dibromopropionic-acid-1000-ug-ml-in-mtbe-cas-600-05-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_464db7ea-38e9-49a9-b79c-d0f2d4d0f09d.jpg?v=1761276993</image:loc>
      <image:title>*2,3-Dibromopropionic acid, 1000 µg/mL in MtBE, CAS # 600-05-5, 1 mL</image:title>
      <image:caption>Image of AM5522SS - 2,3-Dibromopropionic acid, 1000 µg/mL in MtBE, CAS # 600-05-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-bromobutanoic-acid-10-mg-ml-in-mtbe-cas-80-58-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2fdcc199-8557-488a-89b5-cc1b31ebefd3.jpg?v=1761276996</image:loc>
      <image:title>*2-Bromobutanoic acid, 10 mg/mL in MtBE, CAS # 80-58-0, 1 mL</image:title>
      <image:caption>Image of AM5522SS2 - 2-Bromobutanoic acid, 10 mg/mL in MtBE, CAS # 80-58-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-2-3-dibromopropionate-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4ecfb471-142f-4e24-9b56-164b5bd449c0.jpg?v=1761276999</image:loc>
      <image:title>*Methyl 2,3-dibromopropionate, 1000 µg/mL in MtBE, CAS # 1729-67-5, 1 mL</image:title>
      <image:caption>Image of AM5522SSME - Methyl 2,3-dibromopropionate, 1000 µg/mL in MtBE, CAS # 1729-67-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetic-acid-methyl-derivatives-with-surrogate-100-ug-ml-in-mtbe-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ad486ed5-9ce8-437e-912f-b46d2f57010c.jpg?v=1761277003</image:loc>
      <image:title>*Haloacetic Acid Methyl Derivatives with Surrogate, 100 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5523 - Haloacetic Acid Methyl Derivatives with Surrogate, 100 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetic-acid-mix-without-surrogate-100-ug-ml-in-mtbe-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_573d2df9-e148-4f86-b640-eb6ed142001a.jpg?v=1761277006</image:loc>
      <image:title>*Haloacetic Acid Mix Without Surrogate, 100 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5523AR1 - Haloacetic Acid Mix Without Surrogate, 100 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloacetic-acid-methyl-derivatives-without-surrogate-100-ug-ml-in-mtbe-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9145443f-ed79-4b9e-9d6e-0f694fcfc4c6.jpg?v=1761277009</image:loc>
      <image:title>*Haloacetic Acid Methyl Derivatives without Surrogate, 100 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM5523R1 - Haloacetic Acid Methyl Derivatives without Surrogate, 100 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-552-haloacetic-acids-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cd7b763f-b9ab-496d-aaff-41a5807b7b2f.jpg?v=1761277013</image:loc>
      <image:title>*Method 552 - Haloacetic Acids, 1000 µg/mL in MtBE, M-552A, 1 mL</image:title>
      <image:caption>Image of AM552A - Method 552 - Haloacetic Acids, 1000 µg/mL in MtBE, M-552A, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromoacetic-acid-1000-ug-ml-in-mtbe-m-552a-1-cas-79-08-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_079d3c62-a96b-43ee-ad29-f02d229789ea.jpg?v=1761277016</image:loc>
      <image:title>*Bromoacetic acid, 1000 µg/mL in MtBE, CAS # 79-08-3, 1 mL</image:title>
      <image:caption>Image of AM552A1 - Bromoacetic acid, 1000 µg/mL in MtBE, CAS # 79-08-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloroacetic-acid-1000-ug-ml-in-mtbe-m-552a-2-cas-79-11-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6fe9b707-0cf2-4cbc-bb48-11342853a700.jpg?v=1761277020</image:loc>
      <image:title>*Chloroacetic acid, 1000 µg/mL in MtBE, CAS # 79-11-8, 1 mL</image:title>
      <image:caption>Image of AM552A2 - Chloroacetic acid, 1000 µg/mL in MtBE, CAS # 79-11-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichloroacetic-acid-1000-ug-ml-in-mtbe-m-552a-3-cas-79-43-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d7d1bc9c-090f-4d47-bb9c-76be70f2500d.jpg?v=1761277023</image:loc>
      <image:title>*Dichloroacetic acid, 1000 µg/mL in MtBE, CAS # 79-43-6, 1 mL</image:title>
      <image:caption>Image of AM552A3 - Dichloroacetic acid, 1000 µg/mL in MtBE, CAS # 79-43-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroacetic-acid-1000-ug-ml-in-mtbe-m-552a-4-cas-76-03-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b56cd163-1ad5-4be6-9b08-2470155587c4.jpg?v=1761277026</image:loc>
      <image:title>*Trichloroacetic acid, 1000 µg/mL in MtBE, CAS # 76-03-9, 1 mL</image:title>
      <image:caption>Image of AM552A4 - Trichloroacetic acid, 1000 µg/mL in MtBE, CAS # 76-03-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromoacetic-acid-1000-ug-ml-in-mtbe-m-552a-5-cas-631-64-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2b6a8db5-860b-4d5d-9a00-c59d5c62a06a.jpg?v=1761277030</image:loc>
      <image:title>*Dibromoacetic acid, 1000 µg/mL in MtBE, CAS # 631-64-1, 1 mL</image:title>
      <image:caption>Image of AM552A5 - Dibromoacetic acid, 1000 µg/mL in MtBE, CAS # 631-64-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorophenol-1000-ug-ml-in-mtbe-cas-120-83-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c8c9956b-9b5c-4097-a650-c1198368cae0.jpg?v=1761277033</image:loc>
      <image:title>*2,4-Dichlorophenol, 1000 µg/mL in MtBE, CAS # 120-83-2, 1 mL</image:title>
      <image:caption>Image of AM552A6 - 2,4-Dichlorophenol, 1000 µg/mL in MtBE, CAS # 120-83-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorophenol-1000-ug-ml-in-mtbe-cas-88-06-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a86dfa2a-d11c-4497-a596-71d2dcaa6716.jpg?v=1761277036</image:loc>
      <image:title>*2,4,6-Trichlorophenol, 1000 µg/mL in MtBE, CAS # 88-06-2, 1 mL</image:title>
      <image:caption>Image of AM552A7 - 2,4,6-Trichlorophenol, 1000 µg/mL in MtBE, CAS # 88-06-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-552-haloacetic-acids-1000-ug-ml-in-mtbe-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8d350fb4-5de0-4bab-ba2a-75c28767f16a.jpg?v=1761277040</image:loc>
      <image:title>*Method 552 - Haloacetic Acids, 1000 µg/mL in MtBE, M-552A-R, 1 mL</image:title>
      <image:caption>Image of AM552AR - Method 552 - Haloacetic Acids, 1000 µg/mL in MtBE, M-552A-R, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromoacetic-acid-1000-ug-ml-in-mtbe-m-552a-r-01-cas-79-08-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e1f036ae-8081-4474-8bc0-df43c06c112a.jpg?v=1761277043</image:loc>
      <image:title>*Bromoacetic acid, 1000 µg/mL in MtBE,  CAS # 79-08-3, 1 mL</image:title>
      <image:caption>Image of AM552AR01 - Bromoacetic acid, 1000 µg/mL in MtBE, CAS # 79-08-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromochloroacetic-acid-1000-ug-ml-in-mtbe-cas-5589-96-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2cf14070-199d-4129-91bf-5c5afb5c4e7d.jpg?v=1761277046</image:loc>
      <image:title>*Bromochloroacetic acid, 1000 µg/mL in MtBE, CAS # 5589-96-8, 1 mL</image:title>
      <image:caption>Image of AM552AR02 - Bromochloroacetic acid, 1000 µg/mL in MtBE, CAS # 5589-96-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloroacetic-acid-1000-ug-ml-in-mtbe-m-552a-r-03-cas-79-11-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ebd6309b-0f06-4ce2-92bb-e2407e083999.jpg?v=1761277050</image:loc>
      <image:title>*Chloroacetic acid, 1000 µg/mL in MtBE,  CAS # 79-11-8, 1 mL</image:title>
      <image:caption>Image of AM552AR03 - Chloroacetic acid, 1000 µg/mL in MtBE, CAS # 79-11-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dibromoacetic-acid-1000-ug-ml-in-mtbe-m-552a-r-04-cas-631-64-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ce914c83-838d-4f50-a1b2-98429e723e92.jpg?v=1761277054</image:loc>
      <image:title>*Dibromoacetic acid, 1000 µg/mL in MtBE,  CAS # 631-64-1, 1 mL</image:title>
      <image:caption>Image of AM552AR04 - Dibromoacetic acid, 1000 µg/mL in MtBE, CAS # 631-64-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichloroacetic-acid-1000-ug-ml-in-mtbe-m-552a-r-05-cas-79-43-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_dbbfa5e7-0536-4a02-be1d-a6bd45a684bf.jpg?v=1761277057</image:loc>
      <image:title>*Dichloroacetic acid, 1000 µg/mL in MtBE,  CAS # 79-43-6, 1 mL</image:title>
      <image:caption>Image of AM552AR05 - Dichloroacetic acid, 1000 µg/mL in MtBE, CAS # 79-43-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorophenol-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_651677d4-3bc3-475c-b1ca-1e67e37a0120.jpg?v=1761277060</image:loc>
      <image:title>*2,4-Dichlorophenol, 1000 µg/mL in MtBE,  CAS # 120-83-2, 1 mL</image:title>
      <image:caption>Image of AM552AR06 - 2,4-Dichlorophenol, 1000 µg/mL in MtBE, CAS # 120-83-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trichloroacetic-acid-1000-ug-ml-in-mtbe-m-552a-r-07-cas-76-03-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2b61322d-898d-4ee3-aeec-2c5755e35c20.jpg?v=1761277064</image:loc>
      <image:title>*Trichloroacetic acid, 1000 µg/mL in MtBE,  CAS # 76-03-9, 1 mL</image:title>
      <image:caption>Image of AM552AR07 - Trichloroacetic acid, 1000 µg/mL in MtBE, CAS # 76-03-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorophenol-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_230903e4-cdce-43f0-809a-a539e5f5169b.jpg?v=1761277067</image:loc>
      <image:title>*2,4,6-Trichlorophenol, 1000 µg/mL in MtBE,  CAS # 88-06-2, 1 mL</image:title>
      <image:caption>Image of AM552AR08 - 2,4,6-Trichlorophenol, 1000 µg/mL in MtBE, CAS # 88-06-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-552-haloacetic-acids</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4646ed51-6b48-46e6-a130-0bb82104de8a.jpg?v=1761277071</image:loc>
      <image:title>*Method 552 - Haloacetic Acids, 8 x 1 mL</image:title>
      <image:caption>Image of AM552ARSET - Method 552 - Haloacetic Acids, 8 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromopropane-5-0-mg-ml-in-methanol-cas-78-75-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f32f7d5c-2fc3-4e38-a024-8e1fe4949885.jpg?v=1761277074</image:loc>
      <image:title>*1,2-Dibromopropane, 5.0 mg/mL in MeOH, CAS # 78-75-1, 1 mL</image:title>
      <image:caption>Image of AM552IS - 1,2-Dibromopropane, 5.0 mg/mL in MeOH, CAS # 78-75-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromopropane-5-0-mg-ml-in-methanol-cas-78-75-1-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2ca7adcd-bdc2-4a09-b044-aea176037917.jpg?v=1761277077</image:loc>
      <image:title>*1,2-Dibromopropane, 5.0 mg/mL in MeOH, CAS # 78-75-1, 5 x 1 mL</image:title>
      <image:caption>Image of AM552ISPAK - 1,2-Dibromopropane, 5.0 mg/mL in MeOH, CAS # 78-75-1, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-552-haloacetic-acid-methyl-esters-1000-ug-ml-in-mtbe-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4d1ac701-bcf0-4576-9c78-2316485b7e08.jpg?v=1761277081</image:loc>
      <image:title>*Method 552 - Haloacetic Acid, methyl esters, 1000 µg/mL in MtBE, 1 mL</image:title>
      <image:caption>Image of AM552R - Method 552 - Haloacetic Acid, methyl esters, 1000 µg/mL in MtBE, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichloroanisole-1000-ug-ml-in-mtbe-cas-553-82-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4ae0fd5c-7a94-48ab-8d92-34db4ba35ae5.jpg?v=1761277084</image:loc>
      <image:title>*2,4-Dichloroanisole, 1000 µg/mL in MtBE, CAS # 553-82-2, 1 mL</image:title>
      <image:caption>Image of AM552R01 - 2,4-Dichloroanisole, 1000 µg/mL in MtBE, CAS # 553-82-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-bromoacetate-1000-ug-ml-in-mtbe-cas-96-32-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f5522c28-28a9-4d90-8687-fe59d1b42f3f.jpg?v=1761277087</image:loc>
      <image:title>*Methyl bromoacetate, 1000 µg/mL in MtBE, CAS # 96-32-2, 1 mL</image:title>
      <image:caption>Image of AM552R02 - Methyl bromoacetate, 1000 µg/mL in MtBE, CAS # 96-32-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-bromochloroacetate-1000-ug-ml-in-mtbe-cas-20428-74-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e66746c8-3153-4aad-b5b1-161036c87127.jpg?v=1761277091</image:loc>
      <image:title>*Methyl bromochloroacetate, 1000 µg/mL in MtBE, CAS # 20428-74-4, 1 mL</image:title>
      <image:caption>Image of AM552R03 - Methyl bromochloroacetate, 1000 µg/mL in MtBE, CAS # 20428-74-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-chloroacetate-1000-ug-ml-in-mtbe-cas-96-34-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7c665050-321e-4e4b-bc9e-52935e906d5d.jpg?v=1761277094</image:loc>
      <image:title>*Methyl chloroacetate, 1000 µg/mL in MtBE, CAS # 96-34-4, 1 mL</image:title>
      <image:caption>Image of AM552R04 - Methyl chloroacetate, 1000 µg/mL in MtBE, CAS # 96-34-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-dibromoacetate-1000-ug-ml-in-mtbe-cas-6482-26-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ffe63bb1-fe4f-455d-9ca4-1619e7f3f62e.jpg?v=1761277097</image:loc>
      <image:title>*Methyl dibromoacetate, 1000 µg/mL in MtBE, CAS # 6482-26-4, 1 mL</image:title>
      <image:caption>Image of AM552R05 - Methyl dibromoacetate, 1000 µg/mL in MtBE, CAS # 6482-26-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-dichloroacetate-1000-ug-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_90d5f560-2e3f-4bc1-9f5e-792c189b6525.jpg?v=1761277101</image:loc>
      <image:title>*Methyl dichloroacetate, 1000 µg/mL in MtBE, CAS # 116-54-1, 1 mL</image:title>
      <image:caption>Image of AM552R06 - Methyl dichloroacetate, 1000 µg/mL in MtBE, CAS # 116-54-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-trichloroacetate-1000-ug-ml-in-mtbe-cas-598-99-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0deaf973-ba9e-4cb5-9ead-d95ca49baf77.jpg?v=1761277104</image:loc>
      <image:title>*Methyl trichloroacetate, 1000 µg/mL in MtBE, CAS # 598-99-2, 1 mL</image:title>
      <image:caption>Image of AM552R07 - Methyl trichloroacetate, 1000 µg/mL in MtBE, CAS # 598-99-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichloroanisole-1000-ug-ml-in-mtbe-cas-87-40-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5d84e14c-d50a-420f-a96b-9686b79463fb.jpg?v=1761277107</image:loc>
      <image:title>*2,4,6-Trichloroanisole, 1000 µg/mL in MtBE, CAS # 87-40-1, 1 mL</image:title>
      <image:caption>Image of AM552R08 - 2,4,6-Trichloroanisole, 1000 µg/mL in MtBE, CAS # 87-40-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/m-552-haloacetic-acid-methyl-ester-set</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a41e8f86-9642-457e-a15c-9291167ce704.jpg?v=1761277111</image:loc>
      <image:title>*M.552 - Haloacetic Acid, methyl ester set, 8 x 1 mL</image:title>
      <image:caption>Image of AM552RSET - M.552 - Haloacetic Acid, methyl ester set, 8 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dibromopropionic-acid-20-mg-ml-in-mtbe-cas-600-05-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1b4d3f5b-8f49-4c7e-a6b3-a6812d099b71.jpg?v=1761276945</image:loc>
      <image:title>*2,3-Dibromopropionic acid, 20 mg/mL in MtBE, CAS # 600-05-5, 1 mL</image:title>
      <image:caption>Image of AM552SS - 2,3-Dibromopropionic acid, 20 mg/mL in MtBE, CAS # 600-05-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dibromopropionic-methyl-ester-20-mg-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5fc284da-e767-4e96-a055-4993ff7c37a3.jpg?v=1761276949</image:loc>
      <image:title>*2,3-Dibromopropionic methyl ester, 20 mg/mL in MtBE, CAS # 1729-67-5, 1 mL</image:title>
      <image:caption>Image of AM552SSME - 2,3-Dibromopropionic methyl ester, 20 mg/mL in MtBE, CAS # 1729-67-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dibromopropionic-methyl-ester-20-mg-ml-in-mtbe-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1eced384-0a3d-4fae-8803-4793f2e186d8.jpg?v=1761276952</image:loc>
      <image:title>*2,3-Dibromopropionic methyl ester, 20 mg/mL in MtBE, CAS # 1729-67-5, 5 x 1 mL</image:title>
      <image:caption>Image of AM552SSMEPAK - 2,3-Dibromopropionic methyl ester, 20 mg/mL in MtBE, CAS # 1729-67-5, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-dibromopropionic-acid-20-mg-ml-in-mtbe</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1797f64e-bb94-4fa5-a752-29c5a2c086e2.jpg?v=1761276956</image:loc>
      <image:title>*2,3-Dibromopropionic acid, 20 mg/mL in MtBE, CAS # 600-05-5, 5 x 1 mL</image:title>
      <image:caption>Image of AM552SSPAK - 2,3-Dibromopropionic acid, 20 mg/mL in MtBE, CAS # 600-05-5, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-553-analytes-mix-varied-conc-in-acetonitrile-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_58b40d2e-458b-4da9-920a-519859c585c9.jpg?v=1761276959</image:loc>
      <image:title>*Method 553 Analytes Mix, Varied conc. in Acetonitrile:MeOH (50:50), 1 mL</image:title>
      <image:caption>Image of AM553 - Method 553 Analytes Mix, Varied conc. in Acetonitrile:MeOH (50:50), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dftppo-0-1-mg-ml-in-accn</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6eab04ad-f3d7-4b13-80d8-7160355d2ffe.jpg?v=1761276962</image:loc>
      <image:title>*DFTPPO, 0.1 mg/mL in Acetonitrile, CAS # 5594-90-1, 1 mL</image:title>
      <image:caption>Image of AM553PC - DFTPPO, 0.1 mg/mL in Acetonitrile, CAS # 5594-90-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetaldehyde-1000-ug-ml-in-methanol-cas-75-07-0-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7fc26a15-6a66-475e-9cd0-8f46a603c986.jpg?v=1761276966</image:loc>
      <image:title>*Acetaldehyde, 1000 µg/mL in MeOH, CAS # 75-07-0, 1 mL</image:title>
      <image:caption>Image of AM55401 - Acetaldehyde, 1000 µg/mL in MeOH, CAS # 75-07-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/butanal-1000-ug-ml-in-methanol-cas-123-72-8-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_aeec2860-a63f-4605-bacd-ed595d2ade83.jpg?v=1761276970</image:loc>
      <image:title>*Butanal, 1000 µg/mL in MeOH, CAS # 123-72-8, 1 mL</image:title>
      <image:caption>Image of AM55402 - Butanal, 1000 µg/mL in MeOH, CAS # 123-72-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/crotonaldehyde-1000-ug-ml-in-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_78525588-1c70-488d-9ad5-21b1d7ac3cd5.jpg?v=1761276973</image:loc>
      <image:title>***Crotonaldehyde, 1000 µg/mL in Methanol:Water (90:10), CAS # 123-73-9, 1 mL</image:title>
      <image:caption>Image of AM55403 - Crotonaldehyde, 1000 µg/mL in Methanol:Water (90:10), CAS # 123-73-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cyclohexanone-1000-ug-ml-in-methanol-cas-108-94-1-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7c41c3b6-13e8-4b4a-b225-28f4cdcccc09.jpg?v=1761276977</image:loc>
      <image:title>*Cyclohexanone, 1000 µg/mL in MeOH, CAS # 108-94-1, 1 mL</image:title>
      <image:caption>Image of AM55404 - Cyclohexanone, 1000 µg/mL in MeOH, CAS # 108-94-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decanal-1000-ug-ml-in-methanol-cas-112-31-2-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_425fb48e-e713-42ed-805f-be7a1ea2cab9.jpg?v=1761276980</image:loc>
      <image:title>*Decanal, 1000 µg/mL in MeOH, CAS # 112-31-2, 1 mL</image:title>
      <image:caption>Image of AM55405 - Decanal, 1000 µg/mL in MeOH, CAS # 112-31-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/formaldehyde-1000-ug-ml-in-methanol-cas-50-00-0-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cf4584dd-2057-40a2-89ff-4b2c63879703.jpg?v=1761276983</image:loc>
      <image:title>*Formaldehyde, 1000 µg/mL in Methanol, CAS # 50-00-0, 1 mL</image:title>
      <image:caption>Image of AM55406 - Formaldehyde, 1000 µg/mL in Methanol, CAS # 50-00-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/heptanal-1000-ug-ml-in-methanol-cas-111-71-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7f50cbcb-079f-40e1-84fc-716606a2b9c2.jpg?v=1761276987</image:loc>
      <image:title>*Heptanal, 1000 µg/mL in MeOH, CAS # 111-71-7, 1 mL</image:title>
      <image:caption>Image of AM55407 - Heptanal, 1000 µg/mL in MeOH, CAS # 111-71-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexanal-1000-ug-ml-in-methanol-cas-66-25-1-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_53d57823-7565-4901-8b78-ab06d4034606.jpg?v=1761276990</image:loc>
      <image:title>*Hexanal, 1000 µg/mL in MeOH, CAS # 66-25-1, 1 mL</image:title>
      <image:caption>Image of AM55408 - Hexanal, 1000 µg/mL in MeOH, CAS # 66-25-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nonanal-1000-ug-ml-in-methanol-cas-124-19-6-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3834cecd-85d9-49f3-b7fd-850acbe2323d.jpg?v=1761276994</image:loc>
      <image:title>*Nonanal, 1000 µg/mL in Methanol, CAS # 124-19-6, 1 mL</image:title>
      <image:caption>Image of AM55409 - Nonanal, 1000 µg/mL in Methanol, CAS # 124-19-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/octanal-1000-ug-ml-in-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_700b6ed6-79a3-43a5-ab4c-ae51f1298297.jpg?v=1761276997</image:loc>
      <image:title>***Octanal, 1000 µg/mL in Methanol, CAS # 124-13-0, 1 mL</image:title>
      <image:caption>Image of AM55410 - Octanal, 1000 µg/mL in Methanol, CAS # 124-13-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentanal-1000-ug-ml-in-methanol-cas-110-62-3-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_59d31cee-1547-42ae-80c8-1d91711fd82b.jpg?v=1761277000</image:loc>
      <image:title>*Pentanal, 1000 µg/mL in MeOH, CAS # 110-62-3, 1 mL</image:title>
      <image:caption>Image of AM55411 - Pentanal, 1000 µg/mL in MeOH, CAS # 110-62-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propanal-1000-ug-ml-in-methanol-cas-123-38-6-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3adaa1a2-94f6-43dd-a5d0-d3ad30b40d78.jpg?v=1761277004</image:loc>
      <image:title>*Propanal, 1000 µg/mL in Methanol, CAS # 123-38-6, 1 mL</image:title>
      <image:caption>Image of AM55412 - Propanal, 1000 µg/mL in Methanol, CAS # 123-38-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbonyl-dnph-derivatives-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_efc976f9-00d6-4fde-b7cc-d15538b29831.jpg?v=1761277007</image:loc>
      <image:title>*Carbonyl DNPH Derivatives, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), 1 mL</image:title>
      <image:caption>Image of AM554DNPH - Carbonyl DNPH Derivatives, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetaldehyde-dnph-1000-ug-ml-in-methanol-acetonitrile-95-5-as-deriv-cas-1019-57-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4f3298a8-51ff-4ba7-a382-0f94d958922f.jpg?v=1761277011</image:loc>
      <image:title>*Acetaldehyde-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1019-57-4, 1 mL</image:title>
      <image:caption>Image of AM554DNPH01 - Acetaldehyde-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1019-57-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/butanal-dnph-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bc1a9df3-0f55-477d-98b1-01cda13193b4.jpg?v=1761277015</image:loc>
      <image:title>*Butanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1527-98-6, 1 mL</image:title>
      <image:caption>Image of AM554DNPH02 - Butanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1527-98-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/crotonaldehyde-dnph-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_55b31f9d-380c-4d09-9228-1a70624f149b.jpg?v=1761277018</image:loc>
      <image:title>*Crotonaldehyde-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1527-96-4, 1 mL</image:title>
      <image:caption>Image of AM554DNPH03 - Crotonaldehyde-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1527-96-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cyclohexanone-dnph-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6fa86e9d-9980-4391-9429-0402c1657a12.jpg?v=1761277021</image:loc>
      <image:title>*Cyclohexanone-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1589-62-4, 1 mL</image:title>
      <image:caption>Image of AM554DNPH04 - Cyclohexanone-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1589-62-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decanal-dnph-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_47956718-e6aa-433c-a841-2de5fd8f7655.jpg?v=1761277024</image:loc>
      <image:title>*Decanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1527-95-3, 1 mL</image:title>
      <image:caption>Image of AM554DNPH05 - Decanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1527-95-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/formaldehyde-dnph-1000-ug-ml-in-methanol-acetonitrile-95-5-as-deriv-cas-1081-15-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2978d514-76b1-4834-911b-dd35642274b6.jpg?v=1761277028</image:loc>
      <image:title>*Formaldehyde-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1081-15-8, 1 mL</image:title>
      <image:caption>Image of AM554DNPH06 - Formaldehyde-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1081-15-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/heptanal-dnph-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bd1652a1-cf39-41a6-838a-e6b9a939e2dd.jpg?v=1761277031</image:loc>
      <image:title>*Heptanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 2074-05-7, 1 mL</image:title>
      <image:caption>Image of AM554DNPH07 - Heptanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 2074-05-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexanal-dnph-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_05c8b300-fad9-4d0e-96a1-58b221946e99.jpg?v=1761277035</image:loc>
      <image:title>*Hexanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1527-97-5, 1 mL</image:title>
      <image:caption>Image of AM554DNPH08 - Hexanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1527-97-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nonanal-dnph-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8a046fff-d111-43a3-97b9-e30a55a9f051.jpg?v=1761277038</image:loc>
      <image:title>*Nonanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 2348-19-8, 1 mL</image:title>
      <image:caption>Image of AM554DNPH09 - Nonanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 2348-19-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/octanal-dnph-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cf7701cf-0b69-448f-b732-95f0eefe68af.jpg?v=1761277041</image:loc>
      <image:title>*Octanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1726-77-8, 1 mL</image:title>
      <image:caption>Image of AM554DNPH10 - Octanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 1726-77-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentanal-dnph-1000-ug-ml-in-meoh-accn-95-5-as-deriv</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c67edf06-2c44-4484-a83e-cf08f3dc59f2.jpg?v=1761277045</image:loc>
      <image:title>*Pentanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 2057-84-3, 1 mL</image:title>
      <image:caption>Image of AM554DNPH11 - Pentanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 2057-84-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propanal-dnph-1000-ug-ml-in-methanol-acetonitrile-95-5-as-deriv-cas-725-00-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4cb9f2ff-70da-46b7-a637-49373f5d8b98.jpg?v=1761277048</image:loc>
      <image:title>*Propanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 725-00-8, 1 mL</image:title>
      <image:caption>Image of AM554DNPH12 - Propanal-DNPH, 1000 µg/mL in MeOH:Acetonitrile (95:5) (as deriv.), CAS # 725-00-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbonyl-dnph-derivatives-1000-ug-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_86ce5509-30b7-4ba0-9bd3-752493d6355d.jpg?v=1761277051</image:loc>
      <image:title>*Carbonyl DNPH Derivatives, 1000 µg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM554DNPHR1 - Carbonyl DNPH Derivatives, 1000 µg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbonyl-dnph-derivatives</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_aad003af-58cc-4a41-a164-7df6a91a9d00.jpg?v=1761277055</image:loc>
      <image:title>*Carbonyl DNPH Derivatives, 12 x 1 mL</image:title>
      <image:caption>Image of AM554DNPHSET - Carbonyl DNPH Derivatives, 12 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbonyl-compounds-1000-ug-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_756363b7-e103-41e4-9cfc-abe3859aca3e.jpg?v=1761277058</image:loc>
      <image:title>*Carbonyl compounds, 1000 µg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM554R1 - Carbonyl compounds, 1000 µg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-acids-by-hplc-1000-ug-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6cb12253-85c9-44d9-a1ce-eb91ce4875c0.jpg?v=1761277062</image:loc>
      <image:title>*Chlorinated Acids by HPLC, 1000 µg/mL in Acetonitrile, M-555A, 1 mL</image:title>
      <image:caption>Image of AM555A - Chlorinated Acids by HPLC, 1000 µg/mL in Acetonitrile, M-555A, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-acids-by-hplc-1000-ug-ml-in-accn</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bb1a5dd4-3e4c-4dd5-93aa-081db55423e6.jpg?v=1761277065</image:loc>
      <image:title>*Chlorinated Acids by HPLC, 1000 µg/mL in Acetonitrile, M-555B, 1 mL</image:title>
      <image:caption>Image of AM555B - Chlorinated Acids by HPLC, 1000 µg/mL in Acetonitrile, M-555B, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-556-pfbha-reagent-15-0-mg-ml-in-water-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_20bf5cd3-de65-4319-a8b7-77f9700067a1.jpg?v=1761277069</image:loc>
      <image:title>***Method 556 PFBHA Reagent, 15.0 mg/mL in Water, CAS # 57981-02-9, 10 mL</image:title>
      <image:caption>Image of AM556DER10ML - Method 556 PFBHA Reagent, 15.0 mg/mL in Water, CAS # 57981-02-9, 10 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-556-pfbha-reagent-15-0-mg-ml-in-water-ship-with-an-ice-pack-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c90e0cf8-5781-4684-89b0-a5206270da59.jpg?v=1761277072</image:loc>
      <image:title>*Method 556 PFBHA Reagent, 15.0 mg/mL in Water, CAS # 57981-02-9, 5 x 10 mL</image:title>
      <image:caption>Image of AM556DER10MLPAK - Method 556 PFBHA Reagent, 15.0 mg/mL in Water, CAS # 57981-02-9, 5 x 10 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromopropane-10-0-mg-ml-in-hexane-cas-78-75-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2531b8bf-31ce-4ea2-9cd7-628c9b6a9872.jpg?v=1761277076</image:loc>
      <image:title>*1,2-Dibromopropane, 10.0 mg/mL in Hexane, CAS # 78-75-1, 1 mL</image:title>
      <image:caption>Image of AM556IS - 1,2-Dibromopropane, 10.0 mg/mL in Hexane, CAS # 78-75-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dibromopropane-10-0-mg-ml-in-hexane-cas-78-75-1-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_694ca106-a8cf-4287-8004-6fe1aa652ff6.jpg?v=1761277079</image:loc>
      <image:title>*1,2-Dibromopropane, 10.0 mg/mL in Hexane, CAS # 78-75-1, 5 x 1 mL</image:title>
      <image:caption>Image of AM556ISPAK - 1,2-Dibromopropane, 10.0 mg/mL in Hexane, CAS # 78-75-1, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbonyl-compounds-mix-a-1000-ug-ml-in-acetonitrile-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_080e8bd4-859b-4fdd-a86b-689570c17dd2.jpg?v=1761277082</image:loc>
      <image:title>*Carbonyl Compounds Mix A, 1000 µg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM556MIXA - Carbonyl Compounds Mix A, 1000 µg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbonyl-compounds-mix-b-1000-ug-ml-in-acetonitrile-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c7097d79-613d-416a-ad7c-e39d38e0bbf3.jpg?v=1761277086</image:loc>
      <image:title>*Carbonyl Compounds Mix B, 1000 µg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM556MIXB - Carbonyl Compounds Mix B, 1000 µg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trifluoroacetophenone-20-0-ug-ml-in-acetonitrile-cas-129322-83-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a5d7e142-5697-4e57-bb5a-7a2173d00cbf.jpg?v=1761277089</image:loc>
      <image:title>*2&apos;,4&apos;,5&apos;-Trifluoroacetophenone, 20.0 µg/mL in Acetonitrile, CAS # 129322-83-4, 1 mL</image:title>
      <image:caption>Image of AM556SS - 245&apos;-Trifluoroacetophenone, 20.0 µg/mL in Acetonitrile, CAS # 129322-83-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trifluoroacetophenone-2-0-mg-ml-in-acetonitrile-cas-129322-83-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_37497d39-6be8-4878-aacf-87c035ddfd0b.jpg?v=1761277092</image:loc>
      <image:title>*2&apos;,4&apos;,5&apos;-Trifluoroacetophenone, 2.0 mg/mL in Acetonitrile, CAS # 129322-83-4, 1 mL</image:title>
      <image:caption>Image of AM556SS100X - 245&apos;-Trifluoroacetophenone, 2.0 mg/mL in Acetonitrile, CAS # 129322-83-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trifluoroacetophenone-2-0-mg-ml-in-accn</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_94ef0798-d4de-42d1-aff6-24bd94dc0221.jpg?v=1761277096</image:loc>
      <image:title>*2&apos;,4&apos;,5&apos;-Trifluoroacetophenone, 2.0 mg/mL in Acetonitrile, CAS # 129322-83-4, 5 x 1 mL</image:title>
      <image:caption>Image of AM556SS100XPAK - 245&apos;-Trifluoroacetophenone, 2.0 mg/mL in Acetonitrile, CAS # 129322-83-4, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-5-trifluoroacetophenone-20-0-ug-ml-in-acetonitrile-cas-129322-83-4-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4e950ec0-51ea-47e2-a1c2-76030998dacc.jpg?v=1761277099</image:loc>
      <image:title>*2&apos;,4&apos;,5&apos;-Trifluoroacetophenone, 20.0 µg/mL in Acetonitrile, CAS # 129322-83-4, 5 x 1 mL</image:title>
      <image:caption>Image of AM556SSPAK - 245&apos;-Trifluoroacetophenone, 20.0 µg/mL in Acetonitrile, CAS # 129322-83-4, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-and-aromatics-0-2-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e8157872-a80a-4556-bca4-5da42a23b4fc.jpg?v=1761277106</image:loc>
      <image:title>*Purgeable Halocarbons and Aromatics, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM601602 - Purgeable Halocarbons and Aromatics, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/target-analytes-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_70a86905-58f9-44ac-b8fd-d3a1389ca4df.jpg?v=1761277110</image:loc>
      <image:title>*Target Analytes, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM601602BTEX - Target Analytes, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/target-analytes-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7123abb8-1e97-4f02-bf9a-1217543cd7eb.jpg?v=1761277113</image:loc>
      <image:title>*Target Analytes, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM601602BTEX10X - Target Analytes, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-and-aromatics-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3753c69b-0b75-4731-acfc-26eda4f3fa38.jpg?v=1761277117</image:loc>
      <image:title>*Purgeable Halocarbons and Aromatics, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM601602PAK - Purgeable Halocarbons and Aromatics, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-liquids-0-2-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5765a031-5e27-4f49-9150-375d0fcd49db.jpg?v=1761277120</image:loc>
      <image:title>*Purgeable Halocarbons - Liquids, 0.2 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM601A - Purgeable Halocarbons - Liquids, 0.2 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-liquids-2-0-mg-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_43a5025e-fb81-4be5-8034-2b113e57ae85.jpg?v=1761277124</image:loc>
      <image:title>*Purgeable Halocarbons - Liquids, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM601A10X - Purgeable Halocarbons - Liquids, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-liquids-2-0-mg-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_add80ae8-95d2-4172-bffc-f5853c061bbc.jpg?v=1761277127</image:loc>
      <image:title>*Purgeable Halocarbons - Liquids, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM601A10XPAK - Purgeable Halocarbons - Liquids, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-liquids-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_98a54266-3bb1-4950-8c46-fef2a259c575.jpg?v=1761277131</image:loc>
      <image:title>*Purgeable Halocarbons - Liquids, 0.2 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM601APAK - Purgeable Halocarbons - Liquids, 0.2 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbon-mix-100-ug-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_da7712b9-ba41-4da3-9563-9addffddade4.jpg?v=1761277134</image:loc>
      <image:title>*Purgeable Halocarbon Mix, 100 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM601ASL - Purgeable Halocarbon Mix, 100 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbon-mix-100-ug-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_aff6af68-7957-4bd7-9568-f90625a59db7.jpg?v=1761277137</image:loc>
      <image:title>*Purgeable Halocarbon Mix, 100 µg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM601ASLPAK - Purgeable Halocarbon Mix, 100 µg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-gases-0-2-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cf349eb9-bcb0-4b4f-bad6-f605a0d3bc67.jpg?v=1761277141</image:loc>
      <image:title>*Purgeable Halocarbons - Gases, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM601B - Purgeable Halocarbons - Gases, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-gases-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_885ffc45-62b7-47f0-b582-52917b48c6a6.jpg?v=1761277144</image:loc>
      <image:title>*Purgeable Halocarbons - Gases, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM601B10X - Purgeable Halocarbons - Gases, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-gases-2-0-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2ff6399e-1fa7-4759-b5b5-d993c749f5d0.jpg?v=1761277148</image:loc>
      <image:title>*Purgeable Halocarbons - Gases, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM601B10XPAK - Purgeable Halocarbons - Gases, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-halocarbons-gases-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_31352493-1d1a-4266-aaac-a235914e44bb.jpg?v=1761277151</image:loc>
      <image:title>*Purgeable Halocarbons - Gases, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM601BPAK - Purgeable Halocarbons - Gases, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chloroethylvinyl-ether-0-2-mg-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_040bf979-66a0-4c74-8a2d-55ff2b66f421.jpg?v=1761277155</image:loc>
      <image:title>*2-Chloroethylvinyl ether, 0.2 mg/mL in MeOH, CAS # 110-75-8, 1 mL</image:title>
      <image:caption>Image of AM601C - 2-Chloroethylvinyl ether, 0.2 mg/mL in MeOH, CAS # 110-75-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chloroethylvinyl-ether-2-0-mg-ml-in-methanol-cas-110-75-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ab4e76a1-f010-49c7-8e31-b7816c4805d2.jpg?v=1761277158</image:loc>
      <image:title>*2-Chloroethylvinyl ether, 2.0 mg/mL in MeOH, CAS # 110-75-8, 1 mL</image:title>
      <image:caption>Image of AM601C10X - 2-Chloroethylvinyl ether, 2.0 mg/mL in MeOH, CAS # 110-75-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chloroethylvinyl-ether-2-0-mg-ml-in-meoh-cas-110-75-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4be0331d-decc-471e-8bae-ecc1cbaab2a3.jpg?v=1761277162</image:loc>
      <image:title>*2-Chloroethylvinyl ether, 2.0 mg/mL in MeOH, CAS # 110-75-8, 5 x 1 mL</image:title>
      <image:caption>Image of AM601C10XPAK - 2-Chloroethylvinyl ether, 2.0 mg/mL in MeOH, CAS # 110-75-8, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/combined-purgeable-halocarbon-gasoline-id-mix-100-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_144518d6-0f7b-4e19-a2f5-5fc58fe96b94.jpg?v=1761277165</image:loc>
      <image:title>*Combined Purgeable Halocarbon  &amp; Gasoline ID Mix, 100 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM601CHG - Combined Purgeable Halocarbon &amp; Gasoline ID Mix, 100 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/combined-purgeable-halocarbon-gasoline-id-mix-100-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6422d5fb-7ac5-48ae-9a77-4d4bb010a088.jpg?v=1761277169</image:loc>
      <image:title>*Combined Purgeable Halocarbon  &amp; Gasoline ID Mix, 100 µg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM601CHGPAK - Combined Purgeable Halocarbon &amp; Gasoline ID Mix, 100 µg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chloroethylvinyl-ether-0-2-mg-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a071bbc6-053a-4c24-a355-67557c4872db.jpg?v=1761277172</image:loc>
      <image:title>*2-Chloroethylvinyl ether, 0.2 mg/mL in MeOH, CAS # 110-75-8, 5 x 1 mL</image:title>
      <image:caption>Image of AM601CPAK - 2-Chloroethylvinyl ether, 0.2 mg/mL in MeOH, CAS # 110-75-8, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-aromatics-0-2-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ab9b2bf0-f36f-4cd1-a489-a990089915df.jpg?v=1761277179</image:loc>
      <image:title>*Purgeable Aromatics, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM602 - Purgeable Aromatics, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-aromatics-gasoline-id-0-2-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9c368be8-5529-48aa-8b70-a05da775c1ad.jpg?v=1761277183</image:loc>
      <image:title>*Purgeable Aromatics - Gasoline ID, 0.2 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM602GAS - Purgeable Aromatics - Gasoline ID, 0.2 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-aromatics-gasoline-id-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_399b5a20-1ead-41cb-a7c6-ec16167f352f.jpg?v=1761277186</image:loc>
      <image:title>*Purgeable Aromatics - Gasoline ID, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM602GAS10X - Purgeable Aromatics - Gasoline ID, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-aromatics-gasoline-id-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_69266e57-816b-4554-8f15-f35a4c0281a8.jpg?v=1761277190</image:loc>
      <image:title>*Purgeable Aromatics - Gasoline ID, 2.0 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM602GAS10XPAK - Purgeable Aromatics - Gasoline ID, 2.0 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-aromatics-gasoline-id-0-2-mg-ml-in-methanol-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_49d2993c-90a3-4267-a6f4-5c99d03e3e5a.jpg?v=1761277193</image:loc>
      <image:title>*Purgeable Aromatics - Gasoline ID, 0.2 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM602GASPAK - Purgeable Aromatics - Gasoline ID, 0.2 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeable-aromatics-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6d40803a-16d7-4fc3-a04f-10b0faa9c998.jpg?v=1761277197</image:loc>
      <image:title>*Purgeable Aromatics, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM602PAK - Purgeable Aromatics, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/a-a-a-trifluorotoluene-0-2-mg-ml-in-methanol-cas-98-08-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f93abeda-fc2c-4fef-8e35-8491da0b4ddb.jpg?v=1761277201</image:loc>
      <image:title>*a,a,a-Trifluorotoluene, 0.2 mg/mL in Methanol, CAS # 98-08-8, 1 mL</image:title>
      <image:caption>Image of AM602SS - a,a,a-Trifluorotoluene, 0.2 mg/mL in Methanol, CAS # 98-08-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/a-a-a-trifluorotoluene-20-mg-ml-in-methanol-cas-98-08-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d8a8490a-9f0f-4a41-9246-54ddc3ab19b1.jpg?v=1761277204</image:loc>
      <image:title>*a,a,a-Trifluorotoluene, 20 mg/mL in MeOH, CAS # 98-08-8, 1 mL</image:title>
      <image:caption>Image of AM602SS100X - a,a,a-Trifluorotoluene, 20 mg/mL in MeOH, CAS # 98-08-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/a-a-a-trifluorotoluene-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1d611db4-ba86-4f94-ab78-cb03ed44319e.jpg?v=1761277207</image:loc>
      <image:title>*a,a,a-Trifluorotoluene, 2.0 mg/mL in MeOH, CAS # 98-08-8, 1 mL</image:title>
      <image:caption>Image of AM602SS10X - a,a,a-Trifluorotoluene, 2.0 mg/mL in MeOH, CAS # 98-08-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/a-a-a-trifluorotoluene-0-2-mg-ml-in-methanol-cas-98-08-8-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9e71df13-0e84-41b5-b4ed-58fa5bb8269d.jpg?v=1761277211</image:loc>
      <image:title>*a,a,a-Trifluorotoluene, 0.2 mg/mL in Methanol, CAS # 98-08-8, 5 x 1 mL</image:title>
      <image:caption>Image of AM602SSPAK - a,a,a-Trifluorotoluene, 0.2 mg/mL in Methanol, CAS # 98-08-8, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acrolein-acrylonitrile-1000-ug-ml-in-water-m-603-ship-with-an-ice-pack-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1b3089f2-3aa6-48e7-ab24-e20f2a007203.jpg?v=1761277214</image:loc>
      <image:title>*Acrolein &amp; Acrylonitrile , 1000 µg/mL in Water, M-603, 1 mL</image:title>
      <image:caption>Image of AM603 - Acrolein &amp; Acrylonitrile , 1000 µg/mL in Water, M-603, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acrolein-acrylonitrile-10-0-mg-ml-in-water-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a4c3c324-194c-4cd4-afcf-ef5de62b8ae4.jpg?v=1761277218</image:loc>
      <image:title>***Acrolein &amp; Acrylonitrile, 10.0 mg/mL in Water, 1 mL</image:title>
      <image:caption>Image of AM60310X - Acrolein &amp; Acrylonitrile, 10.0 mg/mL in Water, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acrolein-acrylonitrile-100-ug-ml-in-methanol-water-90-10-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f1093930-4a4f-418e-99cf-41aa9849f2bb.jpg?v=1761277222</image:loc>
      <image:title>*Acrolein &amp; Acrylonitrile, 100 µg/mL in MeOH:Water 90:10, 1 mL</image:title>
      <image:caption>Image of AM603M01X - Acrolein &amp; Acrylonitrile, 100 µg/mL in MeOH:Water 90:10, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acrolein-acrylonitrile-5-0-mg-ml-in-meoh-water-90-10-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_47284f3f-2083-4baf-be87-d10d1add6d5c.jpg?v=1761277225</image:loc>
      <image:title>***Acrolein &amp; Acrylonitrile, 5.0 mg/mL in MeOH:Water 90:10, 1 mL</image:title>
      <image:caption>Image of AM603M5X - Acrolein &amp; Acrylonitrile, 5.0 mg/mL in MeOH:Water 90:10, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acrolein-acrylonitrile-1000-ug-ml-in-water-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_08cc791e-84a7-44ca-b7ac-b3eb09384455.jpg?v=1761277229</image:loc>
      <image:title>***Acrolein &amp; Acrylonitrile, 1000 µg/mL in Water, 5 x 1 mL</image:title>
      <image:caption>Image of AM603PAK - Acrolein &amp; Acrylonitrile, 1000 µg/mL in Water, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-604-phenol-mix-0-5-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0db1a435-3ccb-4f8b-b6e7-881e8ea93cd5.jpg?v=1761277232</image:loc>
      <image:title>*Method 604 - Phenol Mix, 0.5 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM604 - Method 604 - Phenol Mix, 0.5 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexachlorophene-dichlorophene-0-1-mg-ml-in-accn</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fe9d16d3-9afb-4b56-9265-5b119330e5ef.jpg?v=1761277235</image:loc>
      <image:title>*Hexachlorophene &amp; Dichlorophene, 0.1 mg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM6041 - Hexachlorophene &amp; Dichlorophene, 0.1 mg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-604-phenol-mix-0-5-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3abd5d81-775a-4586-9449-369264bf4e7a.jpg?v=1761277239</image:loc>
      <image:title>*Method 604 - Phenol Mix, 0.5 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM604PAK - Method 604 - Phenol Mix, 0.5 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-604-phenols-pentafluorobenzyl-derivatives-0-2-mg-ml-in-meoh-as-deriv-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_24adc10f-858f-4653-84a2-7af0b028b406.jpg?v=1761277242</image:loc>
      <image:title>*Method 604 - Phenols, Pentafluorobenzyl derivatives, 0.2 mg/mL in MeOH (as deriv.), 1 mL</image:title>
      <image:caption>Image of AM604PFB - Method 604 - Phenols, Pentafluorobenzyl derivatives, 0.2 mg/mL in MeOH (as deriv.), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-604-phenols-pentafluorobenzyl-derivatives-0-2-mg-ml-in-meoh-as-deriv-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c0b0b882-2d48-4ce5-ac0e-d1f4f774748b.jpg?v=1761277245</image:loc>
      <image:title>*Method 604 - Phenols, Pentafluorobenzyl derivatives, 0.2 mg/mL in MeOH (as deriv.), 5 x 1 mL</image:title>
      <image:caption>Image of AM604PFBPAK - Method 604 - Phenols, Pentafluorobenzyl derivatives, 0.2 mg/mL in MeOH (as deriv.), 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-tribromophenol-0-2-mg-ml-in-methanol-cas-118-79-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4ebf958f-7c5d-43d2-85b5-26d9e2108483.jpg?v=1761277249</image:loc>
      <image:title>*2,4,6-Tribromophenol, 0.2 mg/mL in MeOH, CAS # 118-79-6, 1 mL</image:title>
      <image:caption>Image of AM604SS - 2,4,6-Tribromophenol, 0.2 mg/mL in MeOH, CAS # 118-79-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-tribromophenol-pfb-200-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f0fe5555-9ac2-4aa8-9aa8-19d130d8d9d4.jpg?v=1761277252</image:loc>
      <image:title>*2,4,6-Tribromophenol-PFB, 200 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM604SSPFB - 2,4,6-Tribromophenol-PFB, 200 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzidine-3-3-dichlorobenzidine-1000-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_23b8e984-bfd7-48cd-873c-11066f68b701.jpg?v=1761277255</image:loc>
      <image:title>*Benzidine &amp; 3,3&apos;-Dichlorobenzidine, 1000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM60510X - Benzidine &amp; 3,3&apos;-Dichlorobenzidine, 1000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzidine-3-3-dichlorobenzidine-1000-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c9960215-333e-4a82-a707-62270f1ad570.jpg?v=1761277259</image:loc>
      <image:title>*Benzidine &amp; 3,3&apos;-Dichlorobenzidine, 1000 µg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM60510XPAK - Benzidine &amp; 3,3&apos;-Dichlorobenzidine, 1000 µg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phthalate-esters-mix-0-2-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8d5b9559-643c-40f1-99b6-944574892595.jpg?v=1761277262</image:loc>
      <image:title>*Phthalate Esters Mix, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM606 - Phthalate Esters Mix, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phthalate-esters-mix-0-2-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e7746049-a2ce-4620-a2c6-1f5c8e74c0c0.jpg?v=1761277266</image:loc>
      <image:title>*Phthalate Esters Mix, 0.2 mg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM606PAK - Phthalate Esters Mix, 0.2 mg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nitrosamines-mix-varied-conc-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f63b3a85-7863-4220-94e3-82e2cc48605c.jpg?v=1761277269</image:loc>
      <image:title>*Nitrosamines Mix, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM607 - Nitrosamines Mix, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nitrosamines-mix-varied-conc-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f0f33412-1644-4e4b-80a4-36bae765f581.jpg?v=1761277272</image:loc>
      <image:title>*Nitrosamines Mix, Varied conc. in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM607PAK - Nitrosamines Mix, Varied conc. in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-1-organochlorine-pesticides-100-ug-ml-in-isooctane-m-608-1-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c632d3b4-4c76-4707-b5ee-80bbc72cb0a6.jpg?v=1761277276</image:loc>
      <image:title>*Pesticide Mixture, Varied conc. in MeOH, M-608-1, 1 mL</image:title>
      <image:caption>Image of AM6081 - Pesticide Mixture, Varied conc. in MeOH, M-608-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-1-organochlorine-pesticides-100-ug-ml-in-isooctane-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1d1297e7-5043-4ff1-8fbd-e13c3d12d03e.jpg?v=1761277280</image:loc>
      <image:title>*Method 608.1 - Organochlorine Pesticides, 100 µg/mL in Isooctane, M-608.1-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM6081PAK - Method 608.1 - Organochlorine Pesticides, 100 µg/mL in Isooctane, M-608.1-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-2-organochlorine-pesticides-100-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_af3e22fc-beef-4115-a9bf-9eced0ea0027.jpg?v=1761277283</image:loc>
      <image:title>*Method 608.2 - Organochlorine Pesticides, 100 µg/mL in Isooctane, 1 mL</image:title>
      <image:caption>Image of AM6082 - Method 608.2 - Organochlorine Pesticides, 100 µg/mL in Isooctane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-1-organochlorine-pesticides-100-ug-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a7c020ca-ff4d-426c-ac08-18ec73046b2a.jpg?v=1761277287</image:loc>
      <image:title>*Method 608.1 - Organochlorine Pesticides, 100 µg/mL in Isooctane, M-608.2-PAK, 5 x 1 mL</image:title>
      <image:caption>Image of AM6082PAK - Method 608.1 - Organochlorine Pesticides, 100 µg/mL in Isooctane, M-608.2-PAK, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-3-organochlorine-chlorine-pesticides-varied-conc-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d81c4734-6557-49d7-82f8-1cdd8a5544e4.jpg?v=1761277120</image:loc>
      <image:title>*Method 608.3 Organochlorine Chlorine Pesticides, Varied conc. in Methanol, 1 mL</image:title>
      <image:caption>Image of AM6083 - Method 608.3 Organochlorine Chlorine Pesticides, Varied conc. in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-608-3-additional-pesticides-100-ug-ml-in-acetone-m-608-3-add-01-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d8d5a155-58a9-46d6-a155-402957b5db17.jpg?v=1761277124</image:loc>
      <image:title>*EPA Method 608.3 Additional Pesticides, 100 µg/mL in Acetone, M-608.3-ADD-01, 1 mL</image:title>
      <image:caption>Image of AM6083ADD01 - EPA Method 608.3 Additional Pesticides, 100 µg/mL in Acetone, M-608.3-ADD-01, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-608-3-additional-pesticides-100-ug-ml-in-acetone-m-608-3-add-02-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a430df3f-4c1a-4d53-8619-4d797d376873.jpg?v=1761277127</image:loc>
      <image:title>*EPA Method 608.3 Additional Pesticides, 100 µg/mL in Acetone, M-608.3-ADD-02, 1 mL</image:title>
      <image:caption>Image of AM6083ADD02 - EPA Method 608.3 Additional Pesticides, 100 µg/mL in Acetone, M-608.3-ADD-02, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-608-3-additional-pesticides-100-ug-ml-in-acetone-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_68243776-38de-4459-8ae7-18980baca0c5.jpg?v=1761277131</image:loc>
      <image:title>*EPA Method 608.3 Additional Pesticides, 100 µg/mL in Acetone, 1 mL</image:title>
      <image:caption>Image of AM6083ADD03 - EPA Method 608.3 Additional Pesticides, 100 µg/mL in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-608-3-additional-compounds-set-12-x-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0c24596b-289c-4450-b14f-447cd91f51d9.jpg?v=1761277134</image:loc>
      <image:title>*EPA Method 608.3 Additional Compounds Set, 12 x 1 mL</image:title>
      <image:caption>Image of AM6083ADDSET - EPA Method 608.3 Additional Compounds Set, 12 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-pesticides-20-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d93dde3d-04a9-4d8b-8573-78a69b5ee319.jpg?v=1761277138</image:loc>
      <image:title>*Method 608 Pesticides, 20 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM6083ASL - Method 608 Pesticides, 20 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-pesticides-20-ug-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9c4e5180-e21e-4ad2-9bfc-9fa70ca10ec2.jpg?v=1761277141</image:loc>
      <image:title>*Method 608 Pesticides, 20 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM608ASL - Method 608 Pesticides, 20 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-pesticides-20-ug-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_db14f1f6-4734-44c1-a5bf-637c779be357.jpg?v=1761277145</image:loc>
      <image:title>*Method 608 Pesticides, 20 µg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM608ASLPAK - Method 608 Pesticides, 20 µg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-performance-check-solution-varied-conc-in-methanol-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e5084e95-9737-4092-8d1a-43181f636d19.jpg?v=1761277149</image:loc>
      <image:title>*Method 608 - Performance Check Solution, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM608QC - Method 608 - Performance Check Solution, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-608-performance-check-solution-varied-conc-in-meoh-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f945f56c-94c0-4b20-a925-01dd7a4822f3.jpg?v=1761277152</image:loc>
      <image:title>***Method 608 - Performance Check Solution, Varied conc. in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM608QCPAK - Method 608 - Performance Check Solution, Varied conc. in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticides-pcbs-mixes</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9ce153ae-e102-41fa-8725-511d1fe1db62.jpg?v=1761277155</image:loc>
      <image:title>*Pesticides &amp; PCBs Mixes, 4 x 1 mL</image:title>
      <image:caption>Image of AM608SET - Pesticides &amp; PCBs Mixes, 4 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isophorone-nitrobenzene-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c7b2ba35-36dd-4484-94d0-8cc8ebf5767c.jpg?v=1761277162</image:loc>
      <image:title>*Isophorone &amp; Nitrobenzene, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM609A10X - Isophorone &amp; Nitrobenzene, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isophorone-nitrobenzene-1000-ug-ml-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7e3c0361-437b-4600-b84a-0e2371f19152.jpg?v=1761277165</image:loc>
      <image:title>*Isophorone &amp; Nitrobenzene, 1000 µg/mL in Hexane, 1 mL</image:title>
      <image:caption>Image of AM609AR - Isophorone &amp; Nitrobenzene, 1000 µg/mL in Hexane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dinitrotoluene-2-6-dinitrotoluene-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3bb05d5b-7e02-4029-965b-5f3d5208949f.jpg?v=1761277168</image:loc>
      <image:title>*2,4-Dinitrotoluene &amp; 2,6-Dinitrotoluene, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM609B10X - 2,4-Dinitrotoluene &amp; 2,6-Dinitrotoluene, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dinitrotoluene-2-6-dinitrotoluene-1000-ug-ml-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bbe45ec2-0675-47b2-a9ab-af22564c5d31.jpg?v=1761277172</image:loc>
      <image:title>*2,4-Dinitrotoluene &amp; 2,6-Dinitrotoluene, 1000 µg/mL in Hexane, 1 mL</image:title>
      <image:caption>Image of AM609BR - 2,4-Dinitrotoluene &amp; 2,6-Dinitrotoluene, 1000 µg/mL in Hexane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-609-nitroaromatics-and-isophorone-varied-conc-in-acetone</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8cf795f8-97d8-454f-a529-98e337df11da.jpg?v=1761277175</image:loc>
      <image:title>*Method 609 - Nitroaromatics and Isophorone, Varied conc. in Acetone, 1 mL</image:title>
      <image:caption>Image of AM609QC - Method 609 - Nitroaromatics and Isophorone, Varied conc. in Acetone, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/polynuclear-aromatic-hydrocarbons-mix-100-ug-ml-in-methanol-ch2cl2-1-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_473fdea1-68ea-47a2-b79e-d06be160d7bf.jpg?v=1761277182</image:loc>
      <image:title>*Polynuclear Aromatic Hydrocarbons Mix, 0.1 mg/mL in MeOH:CH2Cl2 (50:50), 1 mL</image:title>
      <image:caption>Image of AM610 - Polynuclear Aromatic Hydrocarbons Mix, 0.1 mg/mL in MeOH:CH2Cl2 (50:50), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/polynuclear-aromatic-hydrocarbons-mix-varied-conc-in-methanol-methylene-chloride-1-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7a994a17-9098-4aa9-bc57-f17e534e8cf0.jpg?v=1761277185</image:loc>
      <image:title>*Polynuclear Aromatic Hydrocarbons Mix, Varied conc. in MeOH:CH2Cl2 (50:50), 1 mL</image:title>
      <image:caption>Image of AM610A - Polynuclear Aromatic Hydrocarbons Mix, Varied conc. in MeOH:CH2Cl2 (50:50), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pah-matrix-spiking-solution-varied-conc-in-accn-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5865774d-d01d-4ffc-bb67-f0736f3301d7.jpg?v=1761277189</image:loc>
      <image:title>*PAH Matrix Spiking Solution, Varied conc. in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM610MS - PAH Matrix Spiking Solution, Varied conc. in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pah-matrix-spiking-solution-varied-conc-in-accn-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b08c20b8-ddd6-432e-a406-1be588d30186.jpg?v=1761277192</image:loc>
      <image:title>*PAH Matrix Spiking Solution, Varied conc. in Acetonitrile, 5 x 1 mL</image:title>
      <image:caption>Image of AM610MSPAK - PAH Matrix Spiking Solution, Varied conc. in Acetonitrile, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/polynuclear-aromatic-hydrocarbons-mix-varied-conc-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2c4d614d-2a69-4f14-98e7-96115bcb1067.jpg?v=1761277196</image:loc>
      <image:title>*Polynuclear Aromatic Hydrocarbons Mix, Varied conc. in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM610QC - Polynuclear Aromatic Hydrocarbons Mix, Varied conc. in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pah-performance-check-solution-varied-conc-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2a13244d-5179-4bd5-bb24-0aa33c36d82c.jpg?v=1761277199</image:loc>
      <image:title>*PAH Performance Check Solution, Varied conc. in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM610QCFL - PAH Performance Check Solution, Varied conc. in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pah-performance-check-solution-varied-conc-in-accn</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9b84c74c-f4a9-42b6-9af3-62893930c16d.jpg?v=1761277202</image:loc>
      <image:title>*PAH Performance Check Solution, Varied conc. in Acetonitrile, 5 x 1 mL</image:title>
      <image:caption>Image of AM610QCFLPAK - PAH Performance Check Solution, Varied conc. in Acetonitrile, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloethers-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_791781c3-3c21-44ca-b7bb-161ac6101f5a.jpg?v=1761277206</image:loc>
      <image:title>*Haloethers, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM611 - Haloethers, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/haloethers-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ddf54ff0-d26f-4eb6-b941-85af127fb213.jpg?v=1761277209</image:loc>
      <image:title>*Haloethers, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM61110X - Haloethers, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorinated-hydrocarbons-varied-conc-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6c698d2b-7847-41c5-893f-4cff3a28935f.jpg?v=1761277212</image:loc>
      <image:title>*Chlorinated Hydrocarbons, Varied conc. in Isooctane, 1 mL</image:title>
      <image:caption>Image of AM612 - Chlorinated Hydrocarbons, Varied conc. in Isooctane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-7-8-tetrachlorodibenzo-p-dioxin-10-ug-ml-in-toluene-cas-1746-01-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1f76ef4d-3890-4dd7-9146-4a4551868b8a.jpg?v=1761277216</image:loc>
      <image:title>*2,3,7,8-Tetrachlorodibenzo-p-dioxin, 10 µg/mL in Toluene, CAS # 1746-01-6, 1 mL</image:title>
      <image:caption>Image of AM613 - 2,3,7,8-Tetrachlorodibenzo-p-dioxin, 10 µg/mL in Toluene, CAS # 1746-01-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-3-7-8-tetrachlorodibenzo-p-dioxin-10-ug-ml-in-toluene-cas-1746-01-6-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bbb7b7b8-b476-45dd-81bb-09f62cf50c10.jpg?v=1761277219</image:loc>
      <image:title>*2,3,7,8-Tetrachlorodibenzo-p-dioxin, 10 µg/mL in Toluene, CAS # 1746-01-6, 5 x 1 mL</image:title>
      <image:caption>Image of AM613PAK - 2,3,7,8-Tetrachlorodibenzo-p-dioxin, 10 µg/mL in Toluene, CAS # 1746-01-6, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-614-organophosphorous-pesticides-1000-ug-ml-in-acetone-hexane-1-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_50635077-4325-4ceb-9e31-b1c57524b0ac.jpg?v=1761277223</image:loc>
      <image:title>*Method 614 - Organophosphorous Pesticides, 1000 µg/mL in Acetone:Hexane (50:50), M-614, 1 mL</image:title>
      <image:caption>Image of AM614 - Method 614 - Organophosphorous Pesticides, 1000 µg/mL in Acetone:Hexane (50:50), M-614, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-614-organophosphorous-pesticides-1000-ug-ml-in-acetone-hexane-1-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_24e6cc55-2571-4e5c-b16c-27f0108753f1.jpg?v=1761277226</image:loc>
      <image:title>*Method 614 - Organophosphorous Pesticides , 1000 µg/mL in Acetone:Hexane (50:50), M-614.1, 1 mL</image:title>
      <image:caption>Image of AM6141 - Method 614 - Organophosphorous Pesticides , 1000 µg/mL in Acetone:Hexane (50:50), M-614.1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/recommended-method-614-1-organophosphorus-pesticides-mixture-varied-conc-in-hexane-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f1f86a92-8055-4ed8-a516-d4eaba30d6ed.jpg?v=1761277229</image:loc>
      <image:title>***Recommended Method 614.1 Organophosphorus Pesticides Mixture, Varied conc. in Hexane, 1 mL</image:title>
      <image:caption>Image of AM6141ASL - Recommended Method 614.1 Organophosphorus Pesticides Mixture, Varied conc. in Hexane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-615-underivatized-chlorinated-herbicides-varied-conc-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5539bb95-5606-4066-9f8a-9c7aac3cf87d.jpg?v=1761277233</image:loc>
      <image:title>*Method 615 Underivatized Chlorinated Herbicides, Varied conc. in MeOH, 1 mL</image:title>
      <image:caption>Image of AM615AASL - Method 615 Underivatized Chlorinated Herbicides, Varied conc. in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-615-underivatized-chlorinated-herbicides-varied-conc-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_82165a49-20f7-4d37-be87-e95010bb06d1.jpg?v=1761277236</image:loc>
      <image:title>*Method 615 Underivatized Chlorinated Herbicides, Varied conc. in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM615AASLPAK - Method 615 Underivatized Chlorinated Herbicides, Varied conc. in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-615-methyl-derivatives-of-chlorinated-herbicides-varied-conc-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_33eab109-bd91-4c2c-a4da-3d4fa72e0e6f.jpg?v=1761277240</image:loc>
      <image:title>*Method 615 Methyl Derivatives of Chlorinated Herbicides, Varied conc. in Methanol, 1 mL</image:title>
      <image:caption>Image of AM615ASL - Method 615 Methyl Derivatives of Chlorinated Herbicides, Varied conc. in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-615-methyl-derivatives-of-chlorinated-herbicides-varied-conc-in-meoh-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ea5c41ef-97e9-4d24-9927-bcd9e68d161c.jpg?v=1761277243</image:loc>
      <image:title>*Method 615 Methyl Derivatives of Chlorinated Herbicides, Varied conc. in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM615ASLPAK - Method 615 Methyl Derivatives of Chlorinated Herbicides, Varied conc. in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-617-chlorinated-pesticides-mix-2-2-0-mg-ml-in-hexane-toluene-1-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d212dc67-6456-4cc3-bb3c-84a84201cc78.jpg?v=1761277247</image:loc>
      <image:title>*Method 617 - Chlorinated Pesticides - Mix 2, 2.0 mg/mL in Hexane:Toluene (50:50), 1 mL</image:title>
      <image:caption>Image of AM6172 - Method 617 - Chlorinated Pesticides - Mix 2, 2.0 mg/mL in Hexane:Toluene (50:50), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloropicrin-ethylene-dibromide-20-0-mg-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e0a074a0-1665-4cfd-9b45-2781be610b90.jpg?v=1761277250</image:loc>
      <image:title>*Chloropicrin &amp; Ethylene dibromide, 20.0 mg/mL in Isooctane, 1 mL</image:title>
      <image:caption>Image of AM618 - Chloropicrin &amp; Ethylene dibromide, 20.0 mg/mL in Isooctane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromoform-20-0-mg-ml-in-isooctane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9ba2c29d-4eb7-49b5-a26d-85d1140a3b04.jpg?v=1761277254</image:loc>
      <image:title>*Bromoform, 20.0 mg/mL in Isooctane, CAS # 75-25-2, 1 mL</image:title>
      <image:caption>Image of AM618IS - Bromoform, 20.0 mg/mL in Isooctane, CAS # 75-25-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ametryn-100-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b1630c5c-d4e2-4a67-93ae-e86575dbb720.jpg?v=1761277257</image:loc>
      <image:title>*Ametryn, 100 µg/mL in Methanol, CAS # 834-12-8, 1 mL</image:title>
      <image:caption>Image of AM61901 - Ametryn, 100 µg/mL in Methanol, CAS # 834-12-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/atraton-100-ug-ml-in-methanol-cas-1610-17-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_14fcd87f-7c1c-4212-85ef-77021b0ca5f3.jpg?v=1761277260</image:loc>
      <image:title>*Atraton, 100 µg/mL in MeOH, CAS # 1610-17-9, 1 mL</image:title>
      <image:caption>Image of AM61902 - Atraton, 100 µg/mL in MeOH, CAS # 1610-17-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/atrazine-100-ug-ml-in-methanol-m-619-03-cas-1912-24-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1383b465-4deb-4a73-b756-c1e178fb7412.jpg?v=1761277264</image:loc>
      <image:title>*Atrazine, 100 µg/mL in Methanol, CAS # 1912-24-9, 1 mL</image:title>
      <image:caption>Image of AM61903 - Atrazine, 100 µg/mL in Methanol, CAS # 1912-24-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/prometon-100-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3e3ed285-f00f-4f0a-b67e-05f7a8ee7a65.jpg?v=1761277267</image:loc>
      <image:title>*Prometon, 100 µg/mL in Methanol, CAS # 1610-18-0, 1 mL</image:title>
      <image:caption>Image of AM61904 - Prometon, 100 µg/mL in Methanol, CAS # 1610-18-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/prometryne-100-ug-ml-in-methanol-m-619-05-cas-7287-19-6-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8fe1da66-4fab-4735-8702-6ea8f1b721f1.jpg?v=1761277271</image:loc>
      <image:title>*Prometryne, 100 µg/mL in MeOH, CAS # 7287-19-6, 1 mL</image:title>
      <image:caption>Image of AM61905 - Prometryne, 100 µg/mL in MeOH, CAS # 7287-19-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propazine-100-ug-ml-in-methanol-m-619-06-cas-139-40-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e5cee90b-7672-46eb-8385-f296473caf1f.jpg?v=1761277274</image:loc>
      <image:title>*Propazine, 100 µg/mL in MeOH, CAS # 139-40-2, 1 mL</image:title>
      <image:caption>Image of AM61906 - Propazine, 100 µg/mL in MeOH, CAS # 139-40-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/secbumeton-100-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7c77394c-352e-46a2-b652-47be533f66f0.jpg?v=1761277278</image:loc>
      <image:title>*Secbumeton, 100 µg/mL in MeOH, CAS # 26259-45-0, 1 mL</image:title>
      <image:caption>Image of AM61907 - Secbumeton, 100 µg/mL in MeOH, CAS # 26259-45-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/simetryn-100-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_779e038a-feb3-4ed3-9c25-17a4fffc2cf8.jpg?v=1761277281</image:loc>
      <image:title>*Simetryn, 100 µg/mL in MeOH, CAS # 1014-70-6, 1 mL</image:title>
      <image:caption>Image of AM61908 - Simetryn, 100 µg/mL in MeOH, CAS # 1014-70-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/simazine-100-ug-ml-in-methanol-m-619-09-cas-122-34-9-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fcfaf249-fbaf-4b02-a4fb-ff98aab1b481.jpg?v=1761277285</image:loc>
      <image:title>*Simazine, 100 µg/mL in MeOH, CAS # 122-34-9, 1 mL</image:title>
      <image:caption>Image of AM61909 - Simazine, 100 µg/mL in MeOH, CAS # 122-34-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/terbuthylazine-100-ug-ml-in-methanol-m-619-10-cas-5915-41-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_64d2f266-f037-4c0c-9baf-d30a22f3e6ff.jpg?v=1761277288</image:loc>
      <image:title>*Terbuthylazine, 100 µg/mL in MeOH, CAS # 5915-41-3, 1 mL</image:title>
      <image:caption>Image of AM61910 - Terbuthylazine, 100 µg/mL in MeOH, CAS # 5915-41-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/terbutryn-100-ug-ml-in-methanol-cas-886-50-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cb883d05-0f57-4aed-8780-3f95b5beda59.jpg?v=1761277296</image:loc>
      <image:title>*Terbutryn, 100 µg/mL in MeOH, CAS # 886-50-0, 1 mL</image:title>
      <image:caption>Image of AM61911 - Terbutryn, 100 µg/mL in MeOH, CAS # 886-50-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-619-triazine-herbicides-mix-100-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b43c93b2-47b9-4816-a3b3-7028f11a21ee.jpg?v=1761277300</image:loc>
      <image:title>*Method 619 - Triazine Herbicides Mix, 0.1 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM619M - Method 619 - Triazine Herbicides Mix, 0.1 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-619-triazine-herbicides</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9f1fdaa3-e009-460b-807a-13abbbc2d081.jpg?v=1761277303</image:loc>
      <image:title>*Method 619 - Triazine Herbicides, 11 x 1 mL</image:title>
      <image:caption>Image of AM619SET - Method 619 - Triazine Herbicides, 11 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diphenylamine-1000-ug-ml-in-methanol-cas-122-39-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_685961a2-22a5-47c0-8519-905685ea24fa.jpg?v=1761277307</image:loc>
      <image:title>*Diphenylamine, 1000 µg/mL in MeOH, CAS # 122-39-4, 1 mL</image:title>
      <image:caption>Image of AM620 - Diphenylamine, 1000 µg/mL in MeOH, CAS # 122-39-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/azinphos-methyl-1000-ug-ml-in-hexane-m-622-01-cas-86-50-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ddbef95b-e463-4a0c-a416-db2e697d965c.jpg?v=1761277310</image:loc>
      <image:title>*Azinphos methyl, 1000 µg/mL in Hexane, CAS # 86-50-0, 1 mL</image:title>
      <image:caption>Image of AM62201 - Azinphos methyl, 1000 µg/mL in Hexane, CAS # 86-50-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bolstar-sulprofos-1000-ug-ml-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0b3f64f8-e0e9-4112-af2e-5099e01cc406.jpg?v=1761277314</image:loc>
      <image:title>*Sulprofos (Bolstar), 1000 µg/mL in Hexane, CAS # 35400-43-2, 1 mL</image:title>
      <image:caption>Image of AM62202 - Sulprofos (Bolstar), 1000 µg/mL in Hexane, CAS # 35400-43-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorpyrifos-1000-ug-ml-in-hexane-m-622-03-cas-2921-88-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fc6a1544-aa0c-4475-93f0-855709673d90.jpg?v=1761277317</image:loc>
      <image:title>*Chlorpyrifos, 1000 µg/mL in Hexane, CAS # 2921-88-2, 1 mL</image:title>
      <image:caption>Image of AM62203 - Chlorpyrifos, 1000 µg/mL in Hexane, CAS # 2921-88-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/coumaphos-1000-ug-ml-in-hexane-m-622-04-cas-56-72-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_966b9c0a-35d3-4bc3-ad0a-30afa2c9c73e.jpg?v=1761277320</image:loc>
      <image:title>*Coumaphos, 1000 µg/mL in Hexane:Acetone (98:2), CAS # 56-72-4, 1 mL</image:title>
      <image:caption>Image of AM62204 - Coumaphos, 1000 µg/mL in Hexane:Acetone (98:2), CAS # 56-72-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/demeton-mixed-isomers-1000-ug-ml-in-hexane-m-622-05-cas-8065-48-3-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_edd72d0a-4203-4e1f-98ae-4684ce8c64d4.jpg?v=1761277324</image:loc>
      <image:title>*Demeton (mixed isomers), 1000 µg/mL in Hexane, CAS # 8065-48-3, 1 mL</image:title>
      <image:caption>Image of AM62205 - Demeton (mixed isomers), 1000 µg/mL in Hexane, CAS # 8065-48-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diazinon-1000-ug-ml-in-hexane-m-622-06-cas-333-41-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_958f319d-667f-44f2-b8ce-22f401f6c63b.jpg?v=1761277327</image:loc>
      <image:title>*Diazinon, 1000 µg/mL in Hexane, CAS # 333-41-5, 1 mL</image:title>
      <image:caption>Image of AM62206 - Diazinon, 1000 µg/mL in Hexane, CAS # 333-41-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichlorvos-1000-ug-ml-in-hexane-cas-62-73-7-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ef925c5c-844a-4238-a086-9e414f1b243b.jpg?v=1761277331</image:loc>
      <image:title>*Dichlorvos, 1000 µg/mL in Hexane, CAS # 62-73-7, 1 mL</image:title>
      <image:caption>Image of AM62207 - Dichlorvos, 1000 µg/mL in Hexane, CAS # 62-73-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dimethoate-1000-ug-ml-in-hexane-acetone-90-10-cas-60-51-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_35a9594c-7c37-4605-a1e0-42a82c30b493.jpg?v=1761277335</image:loc>
      <image:title>*Dimethoate, Hexane:Acetone (90:10), CAS # 60-51-5, 1 mL</image:title>
      <image:caption>Image of AM62208 - Dimethoate, Hexane:Acetone (90:10), CAS # 60-51-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/disulfoton-1000-ug-ml-in-hexane-cas-298-04-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f7d392ae-6a75-4e44-8ec7-6261e9392fde.jpg?v=1761277338</image:loc>
      <image:title>*Disulfoton, 1000 µg/mL in Hexane, CAS # 298-04-4, 1 mL</image:title>
      <image:caption>Image of AM62209 - Disulfoton, 1000 µg/mL in Hexane, CAS # 298-04-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epn-1000-ug-ml-in-hexane-m-622-10-cas-2104-64-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_834a1ae3-f34f-4aed-b0de-9379712f10e9.jpg?v=1761277345</image:loc>
      <image:title>*EPN, 1000 µg/mL in Hexane, CAS # 2104-64-5, 1 mL</image:title>
      <image:caption>Image of AM62210 - EPN, 1000 µg/mL in Hexane, CAS # 2104-64-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethoprop-1000-ug-ml-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_131199a2-55c5-4173-94d5-17f00d038e05.jpg?v=1761277348</image:loc>
      <image:title>*Ethoprop, 1000 µg/mL in Hexane, CAS # 13194-48-4, 1 mL</image:title>
      <image:caption>Image of AM62211 - Ethoprop, 1000 µg/mL in Hexane, CAS # 13194-48-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fensulfothion-1000-ug-ml-in-hexane-acetone-95-5-m-622-12-cas-115-90-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d08f55f4-05b4-46a4-af70-e9a5258ca45d.jpg?v=1761277351</image:loc>
      <image:title>*Fensulfothion, 1000 µg/mL in Hexane:Acetone(95:5), CAS # 115-90-2, 1 mL</image:title>
      <image:caption>Image of AM62212 - Fensulfothion, 1000 µg/mL in Hexane:Acetone(95:5), CAS # 115-90-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fenthion-1000-ug-ml-in-hexane-cas-55-38-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c7782d01-dd99-4b8e-a2fd-4ba1c3a21f0e.jpg?v=1761277355</image:loc>
      <image:title>*Fenthion, 1000 µg/mL in Hexane, CAS # 55-38-9, 1 mL</image:title>
      <image:caption>Image of AM62213 - Fenthion, 1000 µg/mL in Hexane, CAS # 55-38-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/malathion-1000-ug-ml-in-hexane-m-622-14-cas-121-75-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3b81d683-ebe3-4dc6-8cfc-c310bafb4d9d.jpg?v=1761277358</image:loc>
      <image:title>*Malathion, 1000 µg/mL in Hexane, CAS # 121-75-5, 1 mL</image:title>
      <image:caption>Image of AM62214 - Malathion, 1000 µg/mL in Hexane, CAS # 121-75-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/merphos-1000-ug-ml-in-hexane-m-622-15-cas-150-50-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a0c1f076-f1c3-4d4b-9dd3-75d163ef02ec.jpg?v=1761277361</image:loc>
      <image:title>*Merphos, 1000 µg/mL in Hexane, CAS # 150-50-5, 1 mL</image:title>
      <image:caption>Image of AM62215 - Merphos, 1000 µg/mL in Hexane, CAS # 150-50-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mevinphos-1000-ug-ml-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8b9be60a-98b6-4722-8dc7-43b9e2aa44c5.jpg?v=1761277364</image:loc>
      <image:title>*Mevinphos, 1000 µg/mL in Hexane, CAS # 7786-34-7, 1 mL</image:title>
      <image:caption>Image of AM62216 - Mevinphos, 1000 µg/mL in Hexane, CAS # 7786-34-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/monocrotophos-1000-ug-ml-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c62e917c-6b67-4d55-86dc-8500c1e72281.jpg?v=1761277368</image:loc>
      <image:title>*Monocrotophos, 1000 µg/mL in Hexane:Acetone (95:5), CAS # 6923-22-4, 1 mL</image:title>
      <image:caption>Image of AM62217 - Monocrotophos, 1000 µg/mL in Hexane:Acetone (95:5), CAS # 6923-22-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/naled-1000-ug-ml-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_263a3b1a-7afe-4d10-b998-7f419064861a.jpg?v=1761277371</image:loc>
      <image:title>*Naled, 1000 µg/mL in Hexane, CAS # 300-76-5, 1 mL</image:title>
      <image:caption>Image of AM62218 - Naled, 1000 µg/mL in Hexane, CAS # 300-76-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/parathion-in-hexane-1000-ug-ml-in-hexane-m-622-19-cas-56-38-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_432111ef-02d0-409b-b183-bc5999c53537.jpg?v=1761277375</image:loc>
      <image:title>*Parathion, 1000 µg/mL in Hexane, CAS # 56-38-2, 1 mL</image:title>
      <image:caption>Image of AM62219 - Parathion, 1000 µg/mL in Hexane, CAS # 56-38-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/parathion-methyl-1000-ug-ml-in-hexane-cas-298-00-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_93419d60-b7aa-41ad-afd9-9a95037efb64.jpg?v=1761277378</image:loc>
      <image:title>*Parathion-methyl, 1000 µg/mL in Hexane, CAS # 298-00-0, 1 mL</image:title>
      <image:caption>Image of AM62220 - Parathion-methyl, 1000 µg/mL in Hexane, CAS # 298-00-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phorate-1000-ug-ml-in-hexane-m-622-21-cas-298-02-2-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f6dc0072-6332-4f1a-95af-5658eaea721a.jpg?v=1761277382</image:loc>
      <image:title>*Phorate, 1000 µg/mL in Hexane, CAS # 298-02-2, 1 mL</image:title>
      <image:caption>Image of AM62221 - Phorate, 1000 µg/mL in Hexane, CAS # 298-02-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ronnel-1000-ug-ml-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7a7b536d-6769-494f-9874-fda494d31e6e.jpg?v=1761277385</image:loc>
      <image:title>*Fenchlorphos (Ronnel), 1000 µg/mL in Hexane, CAS # 299-84-3, 1 mL</image:title>
      <image:caption>Image of AM62222 - Fenchlorphos (Ronnel), 1000 µg/mL in Hexane, CAS # 299-84-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/stirophos-1000-ug-ml-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_597b911b-0937-4aba-a62e-5e688ddad8b4.jpg?v=1761277389</image:loc>
      <image:title>*Stirophos, 1000 µg/mL in Hexane, CAS # 22248-79-9, 1 mL</image:title>
      <image:caption>Image of AM62223 - Stirophos, 1000 µg/mL in Hexane, CAS # 22248-79-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/sulfotep-1000-ug-ml-in-hexane-m-622-24-cas-3689-24-5-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_655d3a48-4cad-442b-aa6c-a3550d1ac046.jpg?v=1761277392</image:loc>
      <image:title>*Sulfotep, 1000 µg/mL in Hexane, CAS # 3689-24-5, 1 mL</image:title>
      <image:caption>Image of AM62224 - Sulfotep, 1000 µg/mL in Hexane, CAS # 3689-24-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tepp-1000-ug-ml-in-hexane-m-622-25-cas-107-49-3-ship-with-an-ice-pack-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1c03aba9-62f7-40d7-a89f-7e2163a7a9f8.jpg?v=1761277395</image:loc>
      <image:title>***TEPP, 1000 µg/mL in Hexane, CAS # 107-49-3, 1 mL</image:title>
      <image:caption>Image of AM62225 - TEPP, 1000 µg/mL in Hexane, CAS # 107-49-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tokuthion-1000-ug-ml-in-hexane-m-622-26-cas-34643-46-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c3cdaf3a-ad99-4737-82a3-c833e05b4b47.jpg?v=1761277399</image:loc>
      <image:title>*Tokuthion, 1000 µg/mL in Hexane, CAS # 34643-46-4, 1 mL</image:title>
      <image:caption>Image of AM62226 - Tokuthion, 1000 µg/mL in Hexane, CAS # 34643-46-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-622-organophosphorous-pesticide-set-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7cd4a948-ecfd-446a-8fdd-1ad84a663c64.jpg?v=1761277402</image:loc>
      <image:title>*Method 622 - Organophosphorous Pesticide Set, 27 x 1 mL</image:title>
      <image:caption>Image of AM622SET - Method 622 - Organophosphorous Pesticide Set, 27 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeables-epa-method-624-0-2-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0df93b26-40d8-49b2-995d-9c985f1f85e1.jpg?v=1761277406</image:loc>
      <image:title>*Purgeables - EPA Method 624, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM624 - Purgeables - EPA Method 624, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/purgeables-epa-method-624-1-0-2-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_aae9952a-84ca-48c4-9734-dd832da1cc28.jpg?v=1761277410</image:loc>
      <image:title>*Purgeables - EPA Method 624.1, 0.2 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM6241 - Purgeables - EPA Method 624.1, 0.2 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-624-1-additional-purgeables-200-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f2b7596e-1165-4bc9-b433-bbaf47c96172.jpg?v=1761277413</image:loc>
      <image:title>*EPA Method 624.1 Additional Purgeables, 200 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM6241ADD - EPA Method 624.1 Additional Purgeables, 200 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/epa-method-624-1-additional-purgeables-set-14-x-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c41fcc34-5139-48f3-9e5a-09e06b76b229.jpg?v=1761277417</image:loc>
      <image:title>***EPA Method 624.1 Additional Purgeables Set, 14 x 1 mL</image:title>
      <image:caption>Image of AM6241ADDSET - EPA Method 624.1 Additional Purgeables Set, 14 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzene-d6-0-2-mg-ml-in-methanol-cas-1076-43-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e8da6616-619b-41a4-965c-1dfb31657035.jpg?v=1761277421</image:loc>
      <image:title>*Benzene-d6, 0.2 mg/mL in MeOH, CAS # 1076-43-3, 1 mL</image:title>
      <image:caption>Image of AM624SS01 - Benzene-d6, 0.2 mg/mL in MeOH, CAS # 1076-43-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzene-d6-2-0-mg-ml-in-methanol-cas-1076-43-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_18d99a7c-ac3c-4bea-ad1b-90a2d750e545.jpg?v=1761277424</image:loc>
      <image:title>*Benzene-d6, 2.0 mg/mL in MeOH, CAS # 1076-43-3, 1 mL</image:title>
      <image:caption>Image of AM624SS0110X - Benzene-d6, 2.0 mg/mL in MeOH, CAS # 1076-43-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromochloromethane-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4b7099b1-b5c6-4766-9a72-f3f771a51fd5.jpg?v=1761277427</image:loc>
      <image:title>*Bromochloromethane, 0.2 mg/mL in MeOH,  CAS # 74-97-5, 1 mL</image:title>
      <image:caption>Image of AM624SS02 - Bromochloromethane, 0.2 mg/mL in MeOH, CAS # 74-97-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-bromofluorobenzene-0-2-mg-ml-in-methanol-cas-460-00-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3820f576-ffc4-406b-bd52-69002cd4a5d7.jpg?v=1761277431</image:loc>
      <image:title>*p-Bromofluorobenzene, 0.2 mg/mL in MeOH, CAS # 460-00-4, 1 mL</image:title>
      <image:caption>Image of AM624SS03 - p-Bromofluorobenzene, 0.2 mg/mL in MeOH, CAS # 460-00-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/p-bromofluorobenzene-2-0-mg-ml-in-methanol-m-624-ss-03-10x-cas-460-00-4-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0a425e6b-d2e1-41c8-ad97-bb1c4f40e6a2.jpg?v=1761277434</image:loc>
      <image:title>*p-Bromofluorobenzene, 2.0 mg/mL in MeOH,  CAS # 460-00-4, 1 mL</image:title>
      <image:caption>Image of AM624SS0310X - p-Bromofluorobenzene, 2.0 mg/mL in MeOH, CAS # 460-00-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-bromo-1-chloropropane-0-2-mg-ml-in-methanol-cas-3017-95-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4d545f65-9440-4cd9-809f-b7e24c6c3144.jpg?v=1761277437</image:loc>
      <image:title>*2-Bromo-1-chloropropane, 0.2 mg/mL in Methanol, CAS # 3017-95-6, 1 mL</image:title>
      <image:caption>Image of AM624SS04 - 2-Bromo-1-chloropropane, 0.2 mg/mL in Methanol, CAS # 3017-95-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-4-dichlorobutane-0-2-mg-ml-in-methanol-cas-110-56-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_985cc154-916e-4ef0-9413-e98562a1cfa2.jpg?v=1761277441</image:loc>
      <image:title>*1,4-Dichlorobutane, 0.2 mg/mL in MeOH, CAS # 110-56-5, 1 mL</image:title>
      <image:caption>Image of AM624SS05 - 1,4-Dichlorobutane, 0.2 mg/mL in MeOH, CAS # 110-56-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichloroethane-d4-0-2-mg-ml-in-methanol-cas-17060-07-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ea3fa2ae-1864-42c1-a826-527b13391822.jpg?v=1761277444</image:loc>
      <image:title>*1,2-Dichloroethane-d4 , 0.2 mg/mL in MeOH, CAS # 17060-07-0, 1 mL</image:title>
      <image:caption>Image of AM624SS06 - 1,2-Dichloroethane-d4 , 0.2 mg/mL in MeOH, CAS # 17060-07-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichloroethane-d4-2-0-mg-ml-in-methanol-cas-17060-07-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_252088f2-7565-4c14-86c0-325df8cb0872.jpg?v=1761277448</image:loc>
      <image:title>*1,2-Dichloroethane-d4, 2.0 mg/mL in MeOH, CAS # 17060-07-0, 1 mL</image:title>
      <image:caption>Image of AM624SS0610X - 1,2-Dichloroethane-d4, 2.0 mg/mL in MeOH, CAS # 17060-07-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-4-difluorobenzene-0-2-mg-ml-in-methanol-cas-540-36-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_02ba1c23-d22d-466e-870f-764003da804e.jpg?v=1761277451</image:loc>
      <image:title>*1,4-Difluorobenzene, 0.2 mg/mL in MeOH, CAS # 540-36-3, 1 mL</image:title>
      <image:caption>Image of AM624SS07 - 1,4-Difluorobenzene, 0.2 mg/mL in MeOH, CAS # 540-36-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-4-difluorobenzene-2-0-mg-ml-in-methanol-cas-540-36-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0cd147e9-d484-488c-a189-f7970bd161d8.jpg?v=1761277454</image:loc>
      <image:title>*1,4-Difluorobenzene, 2.0 mg/mL in MeOH, CAS # 540-36-3, 1 mL</image:title>
      <image:caption>Image of AM624SS0710X - 1,4-Difluorobenzene, 2.0 mg/mL in MeOH, CAS # 540-36-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethylbenzene-d10-0-2-mg-ml-in-methanol-cas-25837-05-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e6637922-2cf4-4059-bd40-d01701cedab1.jpg?v=1761277458</image:loc>
      <image:title>*Ethylbenzene-d10, 0.2 mg/mL in MeOH, CAS # 25837-05-2, 1 mL</image:title>
      <image:caption>Image of AM624SS08 - Ethylbenzene-d10, 0.2 mg/mL in MeOH, CAS # 25837-05-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fluorobenzene-0-2-mg-ml-in-methanol-cas-462-06-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1168f13d-8077-4edc-ace9-13021357a4f6.jpg?v=1761277461</image:loc>
      <image:title>*Fluorobenzene, 0.2 mg/mL in MeOH, CAS # 462-06-6, 1 mL</image:title>
      <image:caption>Image of AM624SS09 - Fluorobenzene, 0.2 mg/mL in MeOH, CAS # 462-06-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentafluorobenzene-0-2-mg-ml-in-methanol-cas-363-72-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_795d2e5e-4c96-42c9-b1f0-f101c8fadf84.jpg?v=1761277465</image:loc>
      <image:title>*Pentafluorobenzene, 0.2 mg/mL in MeOH, CAS # 363-72-4, 1 mL</image:title>
      <image:caption>Image of AM624SS10 - Pentafluorobenzene, 0.2 mg/mL in MeOH, CAS # 363-72-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichlorobenzene-d4-0-2-mg-ml-in-methanol-cas-2199-69-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_97fd6ebd-1db4-4f62-8923-48ca323ea568.jpg?v=1761277297</image:loc>
      <image:title>*1,2-Dichlorobenzene-d4, 0.2 mg/mL in MeOH, CAS # 2199-69-1, 1 mL</image:title>
      <image:caption>Image of AM624SS11 - 1,2-Dichlorobenzene-d4, 0.2 mg/mL in MeOH, CAS # 2199-69-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-2-dichlorobenzene-d4-2-0-mg-ml-in-methanol-cas-2199-69-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0a8d3973-0c3b-49a5-bae7-2fb73209b79f.jpg?v=1761277300</image:loc>
      <image:title>*1,2-Dichlorobenzene-d4, 2.0 mg/mL in MeOH, CAS # 2199-69-1, 1 mL</image:title>
      <image:caption>Image of AM624SS1110X - 1,2-Dichlorobenzene-d4, 2.0 mg/mL in MeOH, CAS # 2199-69-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-bromochlorobenzene-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f79b00a1-92a8-4321-bd2c-b97f8c875729.jpg?v=1761277304</image:loc>
      <image:title>*2-Bromochlorobenzene, 0.2 mg/mL in MeOH, CAS # 694-80-4, 1 mL</image:title>
      <image:caption>Image of AM624SS12 - 2-Bromochlorobenzene, 0.2 mg/mL in MeOH, CAS # 694-80-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-chloro-4-fluorobenzene-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_836d5d19-e7a3-42c4-806b-5403e6aea4f9.jpg?v=1761277307</image:loc>
      <image:title>*1-Chloro-4-fluorobenzene, 0.2 mg/mL in MeOH, CAS # 352-33-0, 1 mL</image:title>
      <image:caption>Image of AM624SS13 - 1-Chloro-4-fluorobenzene, 0.2 mg/mL in MeOH, CAS # 352-33-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/a-a-a-trichlorotoluene-200-ug-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_64180202-bd04-49b8-b355-fe9b6887fa93.jpg?v=1761277314</image:loc>
      <image:title>*a,a,a-Trichlorotoluene, 200 µg/mL in Acetonitrile, CAS # 98-07-7, 1 mL</image:title>
      <image:caption>Image of AM624SS14CN - a,a,a-Trichlorotoluene, 200 µg/mL in Acetonitrile, CAS # 98-07-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-bromofluorobenzene-fluorobenzene-pentafluorobenzene-20-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e2ebe543-7747-40bd-8ce6-d1bb0664d7d1.jpg?v=1761277318</image:loc>
      <image:title>*4-Bromofluorobenzene/ Fluorobenzene/ Pentafluorobenzene Std., 20 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM624SSM - 4-Bromofluorobenzene/ Fluorobenzene/ Pentafluorobenzene Std., 20 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-bromofluorobenzene-fluorobenzene-pentafluorobenzene-20-mg-ml-in-methanol-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_887a1fee-31ae-49bd-a36e-e3355e9a66b1.jpg?v=1761277321</image:loc>
      <image:title>4-Bromofluorobenzene/Fluorobenzene/Pentafluorobenzene, 20 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM624SSMPAK - 4-Bromofluorobenzene/Fluorobenzene/Pentafluorobenzene, 20 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aniline-d5-0-2-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d86a60ea-4d7f-4273-bccb-e6e5641b25d7.jpg?v=1761277325</image:loc>
      <image:title>*Aniline-d5, 0.2 mg/mL in CH2Cl2, CAS # 4165-61-1, 1 mL</image:title>
      <image:caption>Image of AM62501 - Aniline-d5, 0.2 mg/mL in CH2Cl2, CAS # 4165-61-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aniline-d5-2-0-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6efa687e-eeb2-482f-824f-69095c21f69c.jpg?v=1761277328</image:loc>
      <image:title>*Aniline-d5, 2.0 mg/mL in CH2Cl2, CAS # 4165-61-1, 1 mL</image:title>
      <image:caption>Image of AM6250110X - Aniline-d5, 2.0 mg/mL in CH2Cl2, CAS # 4165-61-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/anthracene-d10-0-2-mg-ml-in-ch2cl2-cas-1719-06-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1f37e1a1-534c-462d-8fe6-5af6c3ac35bd.jpg?v=1761277332</image:loc>
      <image:title>*Anthracene-d10, 0.2 mg/mL in CH2Cl2, CAS # 1719-06-8, 1 mL</image:title>
      <image:caption>Image of AM62502 - Anthracene-d10, 0.2 mg/mL in CH2Cl2, CAS # 1719-06-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzaanthracene-d12-0-2-mg-ml-in-ch2cl2-cas-1718-53-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b3169a89-98e6-4d93-8c91-0b2a1c55d7a0.jpg?v=1761277335</image:loc>
      <image:title>*Benz(a)anthracene-d12, 0.2 mg/mL in CH2Cl2, CAS # 1718-53-2, 1 mL</image:title>
      <image:caption>Image of AM62503 - Benz(a)anthracene-d12, 0.2 mg/mL in CH2Cl2, CAS # 1718-53-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzaanthracene-d12-2-0-mg-ml-in-ch2cl2-cas-1718-53-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_81a48a72-e8c3-488c-b17d-e6f4711f00ad.jpg?v=1761277338</image:loc>
      <image:title>*Benz(a)anthracene-d12, 2.0 mg/mL in CH2Cl2, CAS # 1718-53-2, 1 mL</image:title>
      <image:caption>Image of AM6250310X - Benz(a)anthracene-d12, 2.0 mg/mL in CH2Cl2, CAS # 1718-53-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorobiphenyl-0-2-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_91dbed0c-25ae-4bb7-812f-a87462beca4d.jpg?v=1761277342</image:loc>
      <image:title>*Decafluorobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 434-90-2, 1 mL</image:title>
      <image:caption>Image of AM62504 - Decafluorobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 434-90-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorobiphenyl-2-0-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c8e1f7f8-4dc6-4d1f-b8cd-4428dc95f4b2.jpg?v=1761277345</image:loc>
      <image:title>*Decafluorobiphenyl, 2.0 mg/mL in CH2Cl2, CAS # 434-90-2, 1 mL</image:title>
      <image:caption>Image of AM6250410X - Decafluorobiphenyl, 2.0 mg/mL in CH2Cl2, CAS # 434-90-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dibromobiphenyl-0-2-mg-ml-in-ch2cl2-cas-92-86-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bcd54b9b-063d-4263-998e-7cd9934ea5f2.jpg?v=1761277349</image:loc>
      <image:title>*4,4&apos;-Dibromobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 92-86-4, 1 mL</image:title>
      <image:caption>Image of AM62505 - 4,4&apos;-Dibromobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 92-86-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dibromobiphenyl-2-0-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b82f0566-2f5f-4972-b4bd-8fcdf1f64de3.jpg?v=1761277352</image:loc>
      <image:title>*4,4&apos;-Dibromobiphenyl, 2.0 mg/mL in CH2Cl2, CAS # 92-86-4, 1 mL</image:title>
      <image:caption>Image of AM6250510X - 4,4&apos;-Dibromobiphenyl, 2.0 mg/mL in CH2Cl2, CAS # 92-86-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dibromooctafluorobiphenyl-0-2-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_51898fc2-5c09-44e4-b365-f00b27c96e1a.jpg?v=1761277355</image:loc>
      <image:title>*4,4&apos;-Dibromooctafluorobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 10386-84-2, 1 mL</image:title>
      <image:caption>Image of AM62506 - 4,4&apos;-Dibromooctafluorobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 10386-84-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-4-dibromooctafluorobiphenyl-2-0-mg-ml-in-ch2cl2-cas-10386-84-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5dd5138e-068f-4943-a2df-69f6ea2db95b.jpg?v=1761277359</image:loc>
      <image:title>*4,4&apos;-Dibromooctafluorobiphenyl, 2.0 mg/mL in CH2Cl2, CAS # 10386-84-2, 1 mL</image:title>
      <image:caption>Image of AM6250610X - 4,4&apos;-Dibromooctafluorobiphenyl, 2.0 mg/mL in CH2Cl2, CAS # 10386-84-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-difluorobiphenyl-0-2-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f2ca3228-9959-441f-abfc-8ca8dbe22300.jpg?v=1761277362</image:loc>
      <image:title>*2,2&apos;-Difluorobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 388-82-9, 1 mL</image:title>
      <image:caption>Image of AM62507 - 2,2&apos;-Difluorobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 388-82-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-2-difluorobiphenyl-2-0-mg-ml-in-ch2cl2-cas-388-82-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c9a75bc1-d507-495a-a3b7-5ed1c31488a9.jpg?v=1761277366</image:loc>
      <image:title>*2,2&apos;-Difluorobiphenyl, 2.0 mg/mL in Dichloromethane, CAS # 388-82-9, 1 mL</image:title>
      <image:caption>Image of AM6250710X - 2,2&apos;-Difluorobiphenyl, 2.0 mg/mL in Dichloromethane, CAS # 388-82-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-fluoroaniline-0-2-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bf2c8889-7cf6-4d47-9548-81ed97d7b70b.jpg?v=1761277369</image:loc>
      <image:title>*4-Fluoroaniline, 0.2 mg/mL in Dichloromethane, CAS # 371-40-4, 1 mL</image:title>
      <image:caption>Image of AM62508 - 4-Fluoroaniline, 0.2 mg/mL in Dichloromethane, CAS # 371-40-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-fluoroaniline-2-0-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_19884439-a0cd-4e46-81cd-e90a3df0f332.jpg?v=1761277372</image:loc>
      <image:title>*4-Fluoroaniline, 2.0 mg/mL in Dichloromethane, CAS # 371-40-4, 1 mL</image:title>
      <image:caption>Image of AM6250810X - 4-Fluoroaniline, 2.0 mg/mL in Dichloromethane, CAS # 371-40-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fluorobiphenyl-200-ug-ml-in-methylene-chloride-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f68f01b4-b91c-4552-9a53-b5077353be07.jpg?v=1761277376</image:loc>
      <image:title>*2-Fluorobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 321-60-8, 1 mL</image:title>
      <image:caption>Image of AM62509 - 2-Fluorobiphenyl, 0.2 mg/mL in CH2Cl2, CAS # 321-60-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fluorobiphenyl-2-mg-ml-in-methylene-chloride-cas-321-60-8-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ec2da8bb-dd31-47f7-bb7a-dcdbb10b5cca.jpg?v=1761277379</image:loc>
      <image:title>*2-Fluorobiphenyl, 2.0 mg/mL in CH2Cl2, CAS # 321-60-8, 1 mL</image:title>
      <image:caption>Image of AM6250910X - 2-Fluorobiphenyl, 2.0 mg/mL in CH2Cl2, CAS # 321-60-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-fluoronaphthalene-0-2-mg-ml-in-ch2cl2-cas-321-38-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3eaac76c-162d-423d-88ea-60b1e0579ab2.jpg?v=1761277383</image:loc>
      <image:title>*1-Fluoronaphthalene, 0.2 mg/mL in CH2Cl2, CAS # 321-38-0, 1 mL</image:title>
      <image:caption>Image of AM62510 - 1-Fluoronaphthalene, 0.2 mg/mL in CH2Cl2, CAS # 321-38-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-fluoronaphthalene-2-0-mg-ml-in-ch2cl2-cas-321-38-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_64167cc2-2db4-4c7c-8b9f-5cd6a2cca81f.jpg?v=1761277386</image:loc>
      <image:title>*1-Fluoronaphthalene, 2.0 mg/mL in CH2Cl2, CAS # 321-38-0, 1 mL</image:title>
      <image:caption>Image of AM6251010X - 1-Fluoronaphthalene, 2.0 mg/mL in CH2Cl2, CAS # 321-38-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fluoronaphthalene-0-2-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_efa2c8c2-4b36-4f2e-a9ca-c0020fbc5196.jpg?v=1761277389</image:loc>
      <image:title>*2-Fluoronaphthalene, 0.2 mg/mL in CH2Cl2, CAS # 323-09-1, 1 mL</image:title>
      <image:caption>Image of AM62511 - 2-Fluoronaphthalene, 0.2 mg/mL in CH2Cl2, CAS # 323-09-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/naphthalene-d8-0-2-mg-ml-in-methylene-chloride-cas-1146-65-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e5ee34c9-d72c-484d-a4f7-c71533de1204.jpg?v=1761277393</image:loc>
      <image:title>*Naphthalene-d8, 0.2 mg/mL in CH2Cl2, CAS # 1146-65-2, 1 mL</image:title>
      <image:caption>Image of AM62512 - Naphthalene-d8, 0.2 mg/mL in CH2Cl2, CAS # 1146-65-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nitrobenzene-d5-0-2-mg-ml-in-ch2cl2-cas-4165-60-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_85641070-e6f2-47d0-a90f-3f406a599818.jpg?v=1761277399</image:loc>
      <image:title>*Nitrobenzene-d5, 0.2 mg/mL in CH2Cl2, CAS # 4165-60-0, 1 mL</image:title>
      <image:caption>Image of AM62513 - Nitrobenzene-d5, 0.2 mg/mL in CH2Cl2, CAS # 4165-60-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nitrobenzene-d5-2-0-mg-ml-in-ch2cl2-cas-4165-60-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ac3da2b5-0aef-4cca-b6e6-076f860e4958.jpg?v=1761277402</image:loc>
      <image:title>*Nitrobenzene-d5, 2.0 mg/mL in CH2Cl2, CAS # 4165-60-0, 1 mL</image:title>
      <image:caption>Image of AM6251310X - Nitrobenzene-d5, 2.0 mg/mL in CH2Cl2, CAS # 4165-60-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenanthrene-d10-0-2-mg-ml-in-ch2cl2-cas-1517-22-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_baefdd3b-dd4f-4e36-aadc-fa5d78982bed.jpg?v=1761277406</image:loc>
      <image:title>*Phenanthrene-d10, 0.2 mg/mL in CH2Cl2, CAS # 1517-22-2, 1 mL</image:title>
      <image:caption>Image of AM62514 - Phenanthrene-d10, 0.2 mg/mL in CH2Cl2, CAS # 1517-22-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyridine-d5-0-2-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_eb0f9081-c4e0-4fcc-8cd3-d9dddc1eb2c2.jpg?v=1761277409</image:loc>
      <image:title>*Pyridine-d5, 0.2 mg/mL in CH2Cl2, CAS # 7291-22-7, 1 mL</image:title>
      <image:caption>Image of AM62515 - Pyridine-d5, 0.2 mg/mL in CH2Cl2, CAS # 7291-22-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyridine-d5-2-0-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_45255504-72e4-437a-9845-15fd6017ffb0.jpg?v=1761277412</image:loc>
      <image:title>*Pyridine-d5, 2.0 mg/mL in CH2Cl2, CAS # 7291-22-7, 1 mL</image:title>
      <image:caption>Image of AM6251510X - Pyridine-d5, 2.0 mg/mL in CH2Cl2, CAS # 7291-22-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fluorophenol-0-2-mg-ml-in-ch2cl2-cas-367-12-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_008fe42d-3ac8-4a1d-bd15-bf6520a2c1d5.jpg?v=1761277416</image:loc>
      <image:title>*2-Fluorophenol, 0.2 mg/mL in CH2Cl2, CAS # 367-12-4, 1 mL</image:title>
      <image:caption>Image of AM62516 - 2-Fluorophenol, 0.2 mg/mL in CH2Cl2, CAS # 367-12-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-fluorophenol-2-0-mg-ml-in-ch2cl2-cas-367-12-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d3ca5ce0-f64c-49f4-bfaa-105039d8197b.jpg?v=1761277419</image:loc>
      <image:title>*2-Fluorophenol, 2.0 mg/mL in CH2Cl2,  CAS # 367-12-4, 1 mL</image:title>
      <image:caption>Image of AM6251610X - 2-Fluorophenol, 2.0 mg/mL in CH2Cl2, CAS # 367-12-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentafluorophenol-0-2-mg-ml-in-ch2cl2-cas-771-61-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0eff5576-21b2-4c0a-a186-b5cf83a379e1.jpg?v=1761277423</image:loc>
      <image:title>*Pentafluorophenol, 0.2 mg/mL in CH2Cl2, CAS # 771-61-9, 1 mL</image:title>
      <image:caption>Image of AM62517 - Pentafluorophenol, 0.2 mg/mL in CH2Cl2, CAS # 771-61-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenol-d5-0-2-mg-ml-in-methylene-chloride-cas-4165-62-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3aadd382-dfc0-4037-8872-a706d48c42c7.jpg?v=1761277426</image:loc>
      <image:title>*Phenol-d5, 0.2 mg/mL in CH2Cl2, CAS # 4165-62-2, 1 mL</image:title>
      <image:caption>Image of AM62518 - Phenol-d5, 0.2 mg/mL in CH2Cl2, CAS # 4165-62-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenol-d5-2-0-mg-ml-in-ch2cl2-cas-4165-62-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_41343ffa-b0c9-4e71-aea9-94981810e093.jpg?v=1761277429</image:loc>
      <image:title>*Phenol-d5, 2.0 mg/mL in CH2Cl2, CAS # 4165-62-2, 1 mL</image:title>
      <image:caption>Image of AM6251810X - Phenol-d5, 2.0 mg/mL in CH2Cl2, CAS # 4165-62-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-tribromophenol-0-2-mg-ml-in-ch2cl2-cas-118-79-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5228a878-9b0a-4da7-83c7-dd034c1523eb.jpg?v=1761277433</image:loc>
      <image:title>*2,4,6-Tribromophenol, 0.2 mg/mL in CH2Cl2, CAS # 118-79-6, 1 mL</image:title>
      <image:caption>Image of AM62519 - 2,4,6-Tribromophenol, 0.2 mg/mL in CH2Cl2, CAS # 118-79-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-0-1-mg-ml-in-dichloromethane-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9339136c-6864-40ca-ba8a-ff4c1668203a.jpg?v=1761277436</image:loc>
      <image:title>*Base/Neutral Extractables, 0.1 mg/mL in Dichloromethane, 1 mL</image:title>
      <image:caption>Image of AM6251BN - Base/Neutral Extractables, 0.1 mg/mL in Dichloromethane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-1-0-5-mg-ml-in-dichloromethane-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c9cfc941-ba4b-4959-b797-73fcc2500381.jpg?v=1761277439</image:loc>
      <image:title>*Base/Neutral Extractables Mix 1, 0.5 mg/mL in Dichloromethane, 1 mL</image:title>
      <image:caption>Image of AM6251BN1 - Base/Neutral Extractables Mix 1, 0.5 mg/mL in Dichloromethane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-2-0-5-mg-ml-in-dichloromethane-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_22a794c0-bac5-44dc-9391-0fc969242b80.jpg?v=1761277443</image:loc>
      <image:title>*Base/Neutral Extractables Mix 2, 0.5 mg/mL in Dichloromethane, M-625.1-BN-2, 1 mL</image:title>
      <image:caption>Image of AM6251BN2 - Base/Neutral Extractables Mix 2, 0.5 mg/mL in Dichloromethane, M-625.1-BN-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-3-0-5-mg-ml-in-dichloromethane-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8a4d7459-31b1-4349-bbbc-b05f649d1241.jpg?v=1761277447</image:loc>
      <image:title>*Base/Neutral Extractables Mix 3, 0.5 mg/mL in Dichloromethane, 1 mL</image:title>
      <image:caption>Image of AM6251BN3 - Base/Neutral Extractables Mix 3, 0.5 mg/mL in Dichloromethane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-4-0-5-mg-ml-in-dichloromethane-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8d1b6ea0-2b4d-4361-a8dc-8d85a92b1ce7.jpg?v=1761277450</image:loc>
      <image:title>*Base/Neutral Extractables Mix 4, 0.5 mg/mL in Dichloromethane, 1 mL</image:title>
      <image:caption>Image of AM6251BN4 - Base/Neutral Extractables Mix 4, 0.5 mg/mL in Dichloromethane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-chlorophenol-d4-0-2-mg-ml-in-methylene-chloride-cas-93951-73-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3510e20f-e199-413d-8444-039b082ad2f8.jpg?v=1761277454</image:loc>
      <image:title>*2-Chlorophenol-d4, 0.2 mg/mL in CH2Cl2, CAS # 93951-73-6, 1 mL</image:title>
      <image:caption>Image of AM62520 - 2-Chlorophenol-d4, 0.2 mg/mL in CH2Cl2, CAS # 93951-73-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acid-extractables-mixture-20-ug-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_30816b97-badb-4b73-8338-611d1d36262a.jpg?v=1761277457</image:loc>
      <image:title>*Acid Extractables Mixture, 20 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM625A - Acid Extractables Mixture, 20 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acid-extractables-mixture-20-ug-ml-in-meoh-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ac4a87d0-65c9-46b9-b6d7-21a9459ddc48.jpg?v=1761277461</image:loc>
      <image:title>*Acid Extractables Mixture, 20 µg/mL in MeOH, 5 x 1 mL</image:title>
      <image:caption>Image of AM625APAK - Acid Extractables Mixture, 20 µg/mL in MeOH, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-100-ug-ml-in-methylene-chloride-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8aa1ee59-5097-4d16-bd40-128d82632941.jpg?v=1761277464</image:loc>
      <image:title>*Base/Neutral Extractables, 0.1 mg/mL in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM625BN - Base/Neutral Extractables, 0.1 mg/mL in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-1-0-5-mg-ml-in-ch2cl2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8fd2cf3a-0b0a-41d3-ae5c-575fa7ea4162.jpg?v=1761277470</image:loc>
      <image:title>*Base/Neutral Extractables Mix 1, 0.5 mg/mL in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM625BN1 - Base/Neutral Extractables Mix 1, 0.5 mg/mL in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-1-0-5-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_58895da2-018e-4713-92a8-bd8240ff8e55.jpg?v=1761277474</image:loc>
      <image:title>*Base/Neutral Extractables Mix 1, 0.5 mg/mL in CH2Cl2, 5 x 1 mL</image:title>
      <image:caption>Image of AM625BN1PAK - Base/Neutral Extractables Mix 1, 0.5 mg/mL in CH2Cl2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-2-0-5-mg-ml-in-ch2cl2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f843d4b1-3f89-4b3d-bc1f-7bdbf711ed2d.jpg?v=1761277477</image:loc>
      <image:title>*Base/Neutral Extractables Mix 2, 0.5 mg/mL in Dichloromethane, M-625-BN-2, 1 mL</image:title>
      <image:caption>Image of AM625BN2 - Base/Neutral Extractables Mix 2, 0.5 mg/mL in Dichloromethane, M-625-BN-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-2-0-5-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9e46f9ce-23a7-49cd-9403-149d40742774.jpg?v=1761277481</image:loc>
      <image:title>*Base/Neutral Extractables Mix 2, 0.5 mg/mL in Dichloromethane, 5 x 1 mL</image:title>
      <image:caption>Image of AM625BN2PAK - Base/Neutral Extractables Mix 2, 0.5 mg/mL in Dichloromethane, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-3-0-5-mg-ml-in-ch2cl2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_2f6992ef-bf77-4a10-b215-88f3259fcb65.jpg?v=1761277484</image:loc>
      <image:title>*Base/Neutral Extractables Mix 3, 0.5 mg/mL in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM625BN3 - Base/Neutral Extractables Mix 3, 0.5 mg/mL in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-3-0-5-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bc7a4e1e-b72a-4d06-9a25-a29c862c1fc1.jpg?v=1761277488</image:loc>
      <image:title>*Base/Neutral Extractables Mix 3, 0.5 mg/mL in CH2Cl2, 5 x 1 mL</image:title>
      <image:caption>Image of AM625BN3PAK - Base/Neutral Extractables Mix 3, 0.5 mg/mL in CH2Cl2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-4-0-5-mg-ml-in-ch2cl2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_90513e66-a7c8-4be4-8781-631bc10885eb.jpg?v=1761277491</image:loc>
      <image:title>*Base/Neutral Extractables Mix 4, 0.5 mg/mL in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM625BN4 - Base/Neutral Extractables Mix 4, 0.5 mg/mL in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-mix-4-0-5-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0410170d-c433-4186-a030-1724e294c8c8.jpg?v=1761277495</image:loc>
      <image:title>*Base/Neutral Extractables Mix 4, 0.5 mg/mL in CH2Cl2, 5 x 1 mL</image:title>
      <image:caption>Image of AM625BN4PAK - Base/Neutral Extractables Mix 4, 0.5 mg/mL in CH2Cl2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-0-5-mg-ml-in-ch2cl2-ship-with-an-ice-pack-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_873fb389-73f7-4492-aaf2-6f4b50585ea9.jpg?v=1761277498</image:loc>
      <image:title>*Base/Neutral Extractables, 0.5 mg/mL in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM625BN5X - Base/Neutral Extractables, 0.5 mg/mL in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-0-5-mg-ml-in-ch2cl2-ship-with-an-ice-pack-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8c7b47bb-850a-4296-8884-fe478952f301.jpg?v=1761277501</image:loc>
      <image:title>*Base/Neutral Extractables, 0.5 mg/mL in CH2Cl2, 5 x 1 mL</image:title>
      <image:caption>Image of AM625BN5XPAK - Base/Neutral Extractables, 0.5 mg/mL in CH2Cl2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/base-neutral-extractables-0-1-mg-ml-in-methylene-chloride-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ccb01613-b862-4d57-9576-807c8e25f400.jpg?v=1761277505</image:loc>
      <image:title>***Base/Neutral Extractables, 0.1 mg/mL in CH2Cl2, 5 x  1 mL</image:title>
      <image:caption>Image of AM625BNPAK - Base/Neutral Extractables, 0.1 mg/mL in CH2Cl2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzidine-50-ug-ml-in-ch2cl2-cas-92-87-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1ace8988-8c99-40e8-8607-8fbd3e951924.jpg?v=1761277508</image:loc>
      <image:title>*Benzidine, 50 µg/mL in CH2Cl2, CAS # 92-87-5, 1 mL</image:title>
      <image:caption>Image of AM625C1 - Benzidine, 50 µg/mL in CH2Cl2, CAS # 92-87-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzidine-2-0-mg-ml-in-ch2cl2-cas-92-87-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_54cb623a-a870-4e0d-b233-1ca8a116b7a1.jpg?v=1761277512</image:loc>
      <image:title>*Benzidine, 2.0 mg/mL in CH2Cl2, CAS # 92-87-5, 1 mL</image:title>
      <image:caption>Image of AM625C140X - Benzidine, 2.0 mg/mL in CH2Cl2, CAS # 92-87-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachlorophenol-25-ug-ml-in-ch2cl2-cas-87-86-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a1f1eee0-15da-4519-8c8d-30dafe0d207c.jpg?v=1761277515</image:loc>
      <image:title>*Pentachlorophenol, 25 µg/mL in CH2Cl2, CAS # 87-86-5, 1 mL</image:title>
      <image:caption>Image of AM625C2 - Pentachlorophenol, 25 µg/mL in CH2Cl2, CAS # 87-86-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pentachlorophenol-0-25-mg-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_07db3ddd-7227-44a6-977e-7fa3ed60d063.jpg?v=1761277518</image:loc>
      <image:title>*Pentachlorophenol, 0.25 mg/mL in Dichloromethane, CAS # 87-86-5, 1 mL</image:title>
      <image:caption>Image of AM625C210X - Pentachlorophenol, 0.25 mg/mL in Dichloromethane, CAS # 87-86-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorotriphenylphosphine-25-ug-ml-in-methylene-chloride-cas-5074-71-5-ship-with-an-ice-pack-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7f4d1fd8-b641-40bc-900d-079ef08a941d.jpg?v=1761277522</image:loc>
      <image:title>*Decafluorotriphenylphosphine, 25 µg/mL in CH2Cl2, CAS # 5074-71-5, 1 mL</image:title>
      <image:caption>Image of AM625C3 - Decafluorotriphenylphosphine, 25 µg/mL in CH2Cl2, CAS # 5074-71-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorotriphenylphosphine-25-mg-ml-in-ch2cl2-cas-5074-71-5-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_85ec2ea4-ad3e-4793-80eb-e8dbe8281955.jpg?v=1761277525</image:loc>
      <image:title>*Decafluorotriphenylphosphine, 25 mg/mL in CH2Cl2, CAS # 5074-71-5, 1 mL</image:title>
      <image:caption>Image of AM625C31000X - Decafluorotriphenylphosphine, 25 mg/mL in CH2Cl2, CAS # 5074-71-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorotriphenylphosphine-50-ug-ml-in-methylene-chloride-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5387fb2a-89ae-4421-8ffb-0275af78df22.jpg?v=1761277529</image:loc>
      <image:title>***Decafluorotriphenylphosphine, 50 µg/mL in CH2Cl2, CAS # 5074-71-5, 1 mL</image:title>
      <image:caption>Image of AM625C32X - Decafluorotriphenylphosphine, 50 µg/mL in CH2Cl2, CAS # 5074-71-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorotriphenylphosphine-25-ug-ml-in-methylene-chloride-cas-5074-71-5-ship-with-an-ice-pack-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_673e8f6c-f0c9-4447-bf88-a68d441eca02.jpg?v=1761277532</image:loc>
      <image:title>*Decafluorotriphenylphosphine, 25 µg/mL in CH2Cl2, CAS # 5074-71-5, 5 x 1 mL</image:title>
      <image:caption>Image of AM625C3PAK - Decafluorotriphenylphosphine, 25 µg/mL in CH2Cl2, CAS # 5074-71-5, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzidine-dftpp-varied-conc-in-methylene-chloride-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a54b7eae-faf1-47d4-942f-a85423424572.jpg?v=1761277535</image:loc>
      <image:title>***Benzidine &amp; DFTPP, Varied conc. in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM625C4 - Benzidine &amp; DFTPP, Varied conc. in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dftpp-pentachlorophenol-25-ug-ml-in-methylene-chloride-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e0046bef-d06b-4e36-b01e-d40082400cdc.jpg?v=1761277539</image:loc>
      <image:title>***DFTPP &amp; Pentachlorophenol, 25 µg/mL in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM625C5 - DFTPP &amp; Pentachlorophenol, 25 µg/mL in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-625gc-ms-cal-std-mix-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7bc2a6f1-f342-4bf6-98ed-87c523d6aff2.jpg?v=1761277543</image:loc>
      <image:title>*Method 625GC/MS Cal Std Mix, 5 x 1 mL</image:title>
      <image:caption>Image of AM625CSET - Method 625GC/MS Cal Std Mix, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-625-modification-standard-2000-ug-ml-in-methylene-chloride-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1358f740-7b35-4a44-99ed-20e3fa26bc82.jpg?v=1761277546</image:loc>
      <image:title>*Method 625 Modification Standard, 2000 µg/mL in Methylene chloride, 1 mL</image:title>
      <image:caption>Image of AM625MOD - Method 625 Modification Standard, 2000 µg/mL in Methylene chloride, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-625-modification-standard-2000-ug-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_514d7194-c82b-4372-a3cf-9a18868c71f8.jpg?v=1761277550</image:loc>
      <image:title>*Method 625 Modification Standard, 2000 µg/mL in Methylene chloride, 5 x 1 mL</image:title>
      <image:caption>Image of AM625MODPAK - Method 625 Modification Standard, 2000 µg/mL in Methylene chloride, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticide-extractables-mixture-20-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e4a45616-e88a-431e-a837-25caa84396e3.jpg?v=1761277553</image:loc>
      <image:title>*Pesticide Extractables Mixture, 20 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM625P - Pesticide Extractables Mixture, 20 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/gc-ms-tuning-standard-for-epa-method-624-625-50-ug-ml-in-ch2cl2-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c77680f0-41ae-4e20-8e4b-0e314d0ef1f7.jpg?v=1761277557</image:loc>
      <image:title>GC/MS Tuning Standard for EPA Method 624/625, 50 µg/mL in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM625TS - GC/MS Tuning Standard for EPA Method 624/625, 50 µg/mL in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/gc-ms-tuning-std-for-epa-method-624-625-1000-ug-ml-in-ch2cl2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6e53348d-f9bb-427d-9cd2-780e6f0083de.jpg?v=1761277560</image:loc>
      <image:title>*GC/MS Tuning Std for EPA Method 624/625, 1000 µg/mL in CH2Cl2, 1 mL</image:title>
      <image:caption>Image of AM625TS20X - GC/MS Tuning Std for EPA Method 624/625, 1000 µg/mL in CH2Cl2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/gc-ms-tuning-std-for-epa-method-624-625-1000-ug-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6f30c02a-ac80-49e6-ba1b-8c4afa1eec39.jpg?v=1761277563</image:loc>
      <image:title>*GC/MS Tuning Std for EPA Method 624/625, 1000 µg/mL in CH2Cl2, 5 x 1 mL</image:title>
      <image:caption>Image of AM625TS20XPAK - GC/MS Tuning Std for EPA Method 624/625, 1000 µg/mL in CH2Cl2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/gc-ms-tuning-standard-for-epa-method-624-625-50-ug-ml-in-ch2cl2-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_08b6ff47-8305-4864-9989-8e1d9aa78851.jpg?v=1761277567</image:loc>
      <image:title>GC/MS Tuning Standard for EPA Method 624/625, 50 µg/mL in CH2Cl2, 5 x 1 mL</image:title>
      <image:caption>Image of AM625TSPAK - GC/MS Tuning Standard for EPA Method 624/625, 50 µg/mL in CH2Cl2, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dinitroaniline-pesticide-mix-1000-ug-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fcfe45d6-451c-4661-b621-f2327f38c05c.jpg?v=1761277570</image:loc>
      <image:title>*Dinitroaniline Pesticide Mix, 1000 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM627 - Dinitroaniline Pesticide Mix, 1000 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dinitroaniline-pesticide-mix-1000-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_12181865-1463-44af-99e8-1142680c9e6e.jpg?v=1761277574</image:loc>
      <image:title>*Dinitroaniline Pesticide Mix, 1000 µg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM627R - Dinitroaniline Pesticide Mix, 1000 µg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cyanazine-100-ug-ml-in-acetonitrile-cas-21725-46-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f0174a05-10eb-44f1-8b6f-a967e0afc2c9.jpg?v=1761277577</image:loc>
      <image:title>*Cyanazine, 0.1 mg/mL in Acetonitrile, CAS # 21725-46-2, 1 mL</image:title>
      <image:caption>Image of AM629 - Cyanazine, 0.1 mg/mL in Acetonitrile, CAS # 21725-46-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ziram-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_350058c4-6a01-4c7a-a85e-8315c4d50f78.jpg?v=1761277580</image:loc>
      <image:title>*Ziram, 0.1 mg/mL in Acetonitrile, CAS # 137-30-4, 1 mL</image:title>
      <image:caption>Image of AM630101X - Ziram, 0.1 mg/mL in Acetonitrile, CAS # 137-30-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbendazim-100-ug-ml-in-methanol-cas-10605-21-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_32c6ce24-af34-4d47-8e01-961bb6c44ef2.jpg?v=1761277584</image:loc>
      <image:title>*Carbendazim, 100 µg/mL in Methanol, CAS # 10605-21-7, 1 mL</image:title>
      <image:caption>Image of AM631R1 - Carbendazim, 100 µg/mL in Methanol, CAS # 10605-21-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aminocarb-100-ug-ml-in-acetonitrile-cas-2032-59-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_fb90e484-f644-4f57-93b5-1e1e9b8f0cf2.jpg?v=1761277588</image:loc>
      <image:title>*Aminocarb, 0.1 mg/mL in Acetonitrile, CAS # 2032-59-9, 1 mL</image:title>
      <image:caption>Image of AM63201 - Aminocarb, 0.1 mg/mL in Acetonitrile, CAS # 2032-59-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/vacor-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b6e8d90b-f95f-48bb-961c-1d80166be5c2.jpg?v=1761277591</image:loc>
      <image:title>*Pyrinuron (Vacor), 0.1 mg/mL in Acetonitrile, CAS # 53558-25-1, 1 mL</image:title>
      <image:caption>Image of AM632011 - Pyrinuron (Vacor), 0.1 mg/mL in Acetonitrile, CAS # 53558-25-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propanil-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d9f34b32-8f4d-4142-81d8-11a8dddb7b07.jpg?v=1761277594</image:loc>
      <image:title>*Propanil, 0.1 mg/mL in Acetonitrile, CAS # 709-98-8, 1 mL</image:title>
      <image:caption>Image of AM632012 - Propanil, 0.1 mg/mL in Acetonitrile, CAS # 709-98-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/napropamide-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a5100fc6-2688-4d02-b9e2-2c3f7285d262.jpg?v=1761277598</image:loc>
      <image:title>*Napropamide, 0.1 mg/mL in Acetonitrile, CAS # 15299-99-7, 1 mL</image:title>
      <image:caption>Image of AM632013 - Napropamide, 0.1 mg/mL in Acetonitrile, CAS # 15299-99-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbaryl-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_da0b5c2f-9316-4262-9416-872c7f62f942.jpg?v=1761277601</image:loc>
      <image:title>*Carbaryl, 0.1 mg/mL in Acetonitrile, CAS # 63-25-2, M-632.1-4, 1 mL</image:title>
      <image:caption>Image of AM632014 - Carbaryl, 0.1 mg/mL in Acetonitrile, CAS # 63-25-2, M-632.1-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/barban-100-ug-ml-in-acetonitrile-cas-101-27-9-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_160656a0-5a1f-45e9-bc5f-6698bf9ece33.jpg?v=1761277604</image:loc>
      <image:title>*Barban Standard, 0.1 mg/mL in Acetonitrile, CAS # 101-27-9, 1 mL</image:title>
      <image:caption>Image of AM63202 - Barban Standard, 0.1 mg/mL in Acetonitrile, CAS # 101-27-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbaryl-100-ug-ml-in-acetonitrile-cas-63-25-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e81200e7-4965-45a4-ad5e-692e495ca956.jpg?v=1761277608</image:loc>
      <image:title>*Carbaryl , 0.1 mg/mL in Acetonitrile, CAS # 63-25-2, M-632-03, 1 mL</image:title>
      <image:caption>Image of AM63203 - Carbaryl , 0.1 mg/mL in Acetonitrile, CAS # 63-25-2, M-632-03, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbofuran-100-ug-ml-in-acetonitrile-cas-1563-66-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c2e30f48-5ccd-431e-bd51-7bed14d5fff0.jpg?v=1761277611</image:loc>
      <image:title>*Carbofuran, 0.1 mg/mL in Acetonitrile,  CAS # 1563-66-2, 1 mL</image:title>
      <image:caption>Image of AM63204 - Carbofuran, 0.1 mg/mL in Acetonitrile, CAS # 1563-66-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chlorpropham-100-ug-ml-in-acetonitrile-cas-101-21-3-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e0bf3a8f-b688-40af-916d-52568c7b77ef.jpg?v=1761277615</image:loc>
      <image:title>*Chlorpropham, 0.1 mg/mL in Acetonitrile, CAS # 101-21-3, 1 mL</image:title>
      <image:caption>Image of AM63205 - Chlorpropham, 0.1 mg/mL in Acetonitrile, CAS # 101-21-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/karmex-100-ug-ml-in-acetonitrile-cas-330-54-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0e890a33-0ded-4d64-8619-16e409b8958a.jpg?v=1761277618</image:loc>
      <image:title>*Diuron (Karmex), 0.1 mg/mL in Acetonitrile, CAS # 330-54-1, 1 mL</image:title>
      <image:caption>Image of AM63206 - Diuron (Karmex), 0.1 mg/mL in Acetonitrile, CAS # 330-54-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fenuron-0-1-mg-ml-in-acetonitrile-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_886fa985-ad99-40d5-838f-395b06d29167.jpg?v=1761277622</image:loc>
      <image:title>***Fenuron, 0.1 mg/mL in Acetonitrile, CAS # 101-42-8, 1 mL</image:title>
      <image:caption>Image of AM63207 - Fenuron, 0.1 mg/mL in Acetonitrile, CAS # 101-42-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fenuron-tca-0-1-mg-ml-in-acetonitrile-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a8efced0-3d12-4b4f-ba27-e15cbc8758b4.jpg?v=1761277625</image:loc>
      <image:title>***Fenuron-TCA, 0.1 mg/mL in Acetonitrile, CAS # 4482-55-7, 1 mL</image:title>
      <image:caption>Image of AM63208 - Fenuron-TCA, 0.1 mg/mL in Acetonitrile, CAS # 4482-55-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fluometuron-0-1-mg-ml-in-acetonitrile-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_563bf8a1-4cf9-4330-982b-bced47e16e80.jpg?v=1761277629</image:loc>
      <image:title>***Fluometuron, 0.1 mg/mL in Acetonitrile, CAS # 2164-17-2, 1 mL</image:title>
      <image:caption>Image of AM63209 - Fluometuron, 0.1 mg/mL in Acetonitrile, CAS # 2164-17-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/linuron-100-ug-ml-in-acetonitrile-cas-330-55-2</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_03f48f6d-27c6-4e7c-a621-a589628f49f0.jpg?v=1761277632</image:loc>
      <image:title>*Linuron, 0.1 mg/mL in Acetonitrile, CAS # 330-55-2, 1 mL</image:title>
      <image:caption>Image of AM63210 - Linuron, 0.1 mg/mL in Acetonitrile, CAS # 330-55-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methiocarb-0-1-mg-ml-in-acetonitrile-m-632-11-cas-2032-65-7-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8f5e7f9b-aafc-4849-bb87-0f7f83aa495b.jpg?v=1761277636</image:loc>
      <image:title>*Methiocarb, 100 µg/mL in Acetonitrile, CAS # 2032-65-7, M-632-11, 1 mL</image:title>
      <image:caption>Image of AM63211 - Methiocarb, 100 µg/mL in Acetonitrile, CAS # 2032-65-7, M-632-11, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methomyl-0-1-mg-ml-in-acetonitrile-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f4abcdd3-be49-4857-91ee-9d16b1014ea1.jpg?v=1761277639</image:loc>
      <image:title>*Methomyl, 0.1 mg/mL in Acetonitrile,  CAS # 16752-77-5, 1 mL</image:title>
      <image:caption>Image of AM63212 - Methomyl, 0.1 mg/mL in Acetonitrile, CAS # 16752-77-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mexacarbate-0-1-mg-ml-in-acetonitrile-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_978a1a18-9ba7-430f-a026-f98b5cc95a1f.jpg?v=1761277471</image:loc>
      <image:title>***Mexacarbate, 0.1 mg/mL in Acetonitrile, CAS # 315-18-4, 1 mL</image:title>
      <image:caption>Image of AM63213 - Mexacarbate, 0.1 mg/mL in Acetonitrile, CAS # 315-18-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/monuron-0-1-mg-ml-in-acetonitrile-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8ae52fc0-acc2-4851-ad1d-a20abfcb5d64.jpg?v=1761277474</image:loc>
      <image:title>***Monuron, 0.1 mg/mL in Acetonitrile, CAS # 150-68-5, 1 mL</image:title>
      <image:caption>Image of AM63214 - Monuron, 0.1 mg/mL in Acetonitrile, CAS # 150-68-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/monuron-tca-0-1-mg-ml-in-acetonitrile-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9f1558a6-e5cc-4a9e-ab73-77bfa6667e77.jpg?v=1761277478</image:loc>
      <image:title>***Monuron TCA, 0.1 mg/mL in Acetonitrile, CAS # 140-41-0, 1 mL</image:title>
      <image:caption>Image of AM63215 - Monuron TCA, 0.1 mg/mL in Acetonitrile, CAS # 140-41-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/neburon-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_11cc64d3-ac6e-4487-9445-9fbd9fa13fe1.jpg?v=1761277481</image:loc>
      <image:title>*Neburon, 0.1 mg/mL in Acetonitrile, CAS # 555-37-3, 1 mL</image:title>
      <image:caption>Image of AM63216 - Neburon, 0.1 mg/mL in Acetonitrile, CAS # 555-37-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/oxamyl-0-1-mg-ml-in-acetonitrile-m-632-17-cas-23135-22-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_37363d73-e04a-4248-8b7d-78e68fea4f4c.jpg?v=1761277485</image:loc>
      <image:title>*Oxamyl, 0.1 mg/mL in Acetonitrile,  CAS # 23135-22-0, 1 mL</image:title>
      <image:caption>Image of AM63217 - Oxamyl, 0.1 mg/mL in Acetonitrile, CAS # 23135-22-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propham-100-ug-ml-in-acetonitrile-cas-122-42-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_021a04cd-be63-47a0-86f3-8f48585fb451.jpg?v=1761277488</image:loc>
      <image:title>*Propham, 0.1 mg/mL in Acetonitrile, CAS # 122-42-9, 1 mL</image:title>
      <image:caption>Image of AM63218 - Propham, 0.1 mg/mL in Acetonitrile, CAS # 122-42-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/baygon-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_43213edd-f9ec-4485-b5a7-b655bbb9a344.jpg?v=1761277491</image:loc>
      <image:title>*Propoxur (Baygon), 0.1 mg/mL in Acetonitrile,  CAS # 114-26-1, 1 mL</image:title>
      <image:caption>Image of AM63219 - Propoxur (Baygon), 0.1 mg/mL in Acetonitrile, CAS # 114-26-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbamates-amides-in-waste-water-method-632-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b83ce663-28fb-4e30-9d91-0704aec2e886.jpg?v=1761277495</image:loc>
      <image:title>*Carbamates &amp; Amides in Waste Water - Method 632.1, 4 x 1 mL</image:title>
      <image:caption>Image of AM6321SET - Carbamates &amp; Amides in Waste Water - Method 632.1, 4 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/siduron-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_05fb403e-3f85-483e-96d3-a070eabb6565.jpg?v=1761277499</image:loc>
      <image:title>*Siduron, 0.1 mg/mL in Acetonitrile, CAS # 1982-49-6, 1 mL</image:title>
      <image:caption>Image of AM63220 - Siduron, 0.1 mg/mL in Acetonitrile, CAS # 1982-49-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/swep-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_482306d1-d605-469b-a2c3-0b0fddf6195a.jpg?v=1761277502</image:loc>
      <image:title>*SWEP, 0.1 mg/mL in Acetonitrile, CAS # 1918-18-9, 1 mL</image:title>
      <image:caption>Image of AM63221 - SWEP, 0.1 mg/mL in Acetonitrile, CAS # 1918-18-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbamates-urea-pesticides-in-waste-water-100-ug-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_97ded01f-13d2-494c-852e-9d85a275cf7e.jpg?v=1761277505</image:loc>
      <image:title>*Carbamates &amp; Urea Pesticides in Waste Water, 0.1 mg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM632M - Carbamates &amp; Urea Pesticides in Waste Water, 0.1 mg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbamates-urea-pesticides-in-waste-water-1000-ug-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ad623e8f-6587-418d-922a-cd574579a915.jpg?v=1761277509</image:loc>
      <image:title>*Carbamates &amp; Urea Pesticides in Waste Water, 1000 µg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM632M10X - Carbamates &amp; Urea Pesticides in Waste Water, 1000 µg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbamates-urea-pesticides-in-waste-water-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4cad25cb-2eed-45cc-a437-64771ccece52.jpg?v=1761277512</image:loc>
      <image:title>***Carbamates &amp; Urea Pesticides in Waste Water, 21 x 1 mL</image:title>
      <image:caption>Image of AM632SET - Carbamates &amp; Urea Pesticides in Waste Water, 21 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/organonitrogen-pesticides-mix-0-1-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_abbbe759-fabe-43d2-8158-98c9d09e401c.jpg?v=1761277516</image:loc>
      <image:title>*Organonitrogen Pesticides Mix, 0.1 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM633 - Organonitrogen Pesticides Mix, 0.1 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-634-thiocarbamate-pesticides-1000-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4b68602b-f891-404b-a6d2-261f0a681e3c.jpg?v=1761277519</image:loc>
      <image:title>*Method 634 - Thiocarbamate Pesticides, 1000 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM634 - Method 634 - Thiocarbamate Pesticides, 1000 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/carbazole-1000-ug-ml-in-methanol-cas-86-74-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_03e776b4-05cc-43bc-ae25-c54dc319bdb8.jpg?v=1761277522</image:loc>
      <image:title>*Carbazole, 1000 µg/mL in MeOH, CAS # 86-74-8, 1 mL</image:title>
      <image:caption>Image of AM634IS - Carbazole, 1000 µg/mL in MeOH, CAS # 86-74-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/rotenone-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7050e1e2-72e4-4b66-9fd0-986b11ef27f7.jpg?v=1761277526</image:loc>
      <image:title>*Rotenone, 0.1 mg/mL in Acetonitrile, CAS # 83-79-4, 1 mL</image:title>
      <image:caption>Image of AM635 - Rotenone, 0.1 mg/mL in Acetonitrile, CAS # 83-79-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bensulide-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_65edca54-bee1-44c1-8e09-7cbbf558ce80.jpg?v=1761277529</image:loc>
      <image:title>*Bensulide, 0.1 mg/mL in Acetonitrile, CAS # 741-58-2, 1 mL</image:title>
      <image:caption>Image of AM636 - Bensulide, 0.1 mg/mL in Acetonitrile, CAS # 741-58-2, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/oryzalin-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_63e988f2-e1dd-49db-98b0-9e6c5c256a30.jpg?v=1761277532</image:loc>
      <image:title>*Oryzalin, 0.1 mg/mL in Acetonitrile, CAS # 19044-88-3, 1 mL</image:title>
      <image:caption>Image of AM638 - Oryzalin, 0.1 mg/mL in Acetonitrile, CAS # 19044-88-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bendiocarb-100-ug-ml-in-acetonitrile-cas-22781-23-3-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_75465f0f-a8d2-4981-9cea-13d9ee00355a.jpg?v=1761277536</image:loc>
      <image:title>*Bendiocarb, 0.1 mg/mL in Acetonitrile, CAS # 22781-23-3, 1 mL</image:title>
      <image:caption>Image of AM639 - Bendiocarb, 0.1 mg/mL in Acetonitrile, CAS # 22781-23-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/mercaptobenzothiazole-100-ug-ml-in-acetonitrile-cas-149-30-4-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b73c3a25-7165-471d-b08f-a332e20503bd.jpg?v=1761277539</image:loc>
      <image:title>*Mercaptobenzothiazole, 0.1 mg/mL in Acetonitrile, CAS # 149-30-4, 1 mL</image:title>
      <image:caption>Image of AM640 - Mercaptobenzothiazole, 0.1 mg/mL in Acetonitrile, CAS # 149-30-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thiabendazole-100-ug-ml-in-acetonitrile-cas-148-79-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_eb9e1d06-d0ba-4dbb-8dc7-56fcc2ba67a3.jpg?v=1761277543</image:loc>
      <image:title>*Thiabendazole, 0.1 mg/mL in Acetonitrile, CAS # 148-79-8, 1 mL</image:title>
      <image:caption>Image of AM641 - Thiabendazole, 0.1 mg/mL in Acetonitrile, CAS # 148-79-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/biphenyl-and-o-phenylphenol-100-ug-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_08cc44e6-e196-4967-a2a6-c45ae8a9cf39.jpg?v=1761277546</image:loc>
      <image:title>*Biphenyl and o-Phenylphenol, 0.1 mg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM642 - Biphenyl and o-Phenylphenol, 0.1 mg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bentazon-0-1-mg-ml-in-acetonitrile-m-643-cas-25057-89-0-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_edde8295-a9c0-4a69-a006-50ef2e9b34d0.jpg?v=1761277549</image:loc>
      <image:title>*Bentazon, 0.1 mg/mL in Acetonitrile, CAS # 25057-89-0, 1 mL</image:title>
      <image:caption>Image of AM643 - Bentazon, 0.1 mg/mL in Acetonitrile, CAS # 25057-89-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/picloram-0-1-mg-ml-in-acetonitrile</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7aa9fc44-ca73-4828-8f51-1d11d297e3d7.jpg?v=1761277553</image:loc>
      <image:title>*Picloram, 0.1 mg/mL in Acetonitrile, CAS # 1918-02-1, 1 mL</image:title>
      <image:caption>Image of AM644 - Picloram, 0.1 mg/mL in Acetonitrile, CAS # 1918-02-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/amine-pesticides-mix-1000-ug-ml-in-hexane-acetone-80-20</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6a88debf-53e0-4d92-8ba3-aa243e034f07.jpg?v=1761277556</image:loc>
      <image:title>*Amine Pesticides Mix, 1000 µg/mL in Hexane:Acetone (80:20), 1 mL</image:title>
      <image:caption>Image of AM645 - Amine Pesticides Mix, 1000 µg/mL in Hexane:Acetone (80:20), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pcb-isomer-calibration-mix-varied-conc-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_75b4ff09-9fe6-4250-b778-b51e0ea0216d.jpg?v=1761277560</image:loc>
      <image:title>*PCB Isomer Calibration Mix, Varied conc. in Hexane, 1 mL</image:title>
      <image:caption>Image of AM680A - PCB Isomer Calibration Mix, Varied conc. in Hexane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chrysene-d12-0-25-mg-ml-in-toluene-cas-1719-03-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_344a5c82-da02-4b92-8cc4-9d4158e9e3cc.jpg?v=1761277563</image:loc>
      <image:title>*Chrysene-d12, 0.25 mg/mL in Toluene, CAS # 1719-03-5, 1 mL</image:title>
      <image:caption>Image of AM680B - Chrysene-d12, 0.25 mg/mL in Toluene, CAS # 1719-03-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-standard-75-ug-ml-in-hexane-toluene-1-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4da96dbf-af15-4c5c-8f88-21829ce43d08.jpg?v=1761277566</image:loc>
      <image:title>*Internal Standard, 75 µg/mL in Hexane:Toluene (50:50), 1 mL</image:title>
      <image:caption>Image of AM680IS - Internal Standard, 75 µg/mL in Hexane:Toluene (50:50), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-standard-750-ug-ml-in-hexane-toluene-1-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3908812e-f69e-4134-9e3f-80f4c8bd63ee.jpg?v=1761277570</image:loc>
      <image:title>*Internal Standard, 750 µg/mL in Hexane:Toluene (50:50), 1 mL</image:title>
      <image:caption>Image of AM680IS10X - Internal Standard, 750 µg/mL in Hexane:Toluene (50:50), 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-standard-750-ug-ml-in-toluene-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f498dfd8-02a7-4fe6-ad63-b64780852eb9.jpg?v=1761277573</image:loc>
      <image:title>Internal Standard, 750 µg/mL in Hexane:Toluene (50:50), 5 x 1 mL</image:title>
      <image:caption>Image of AM680IS10XPAK - Internal Standard, 750 µg/mL in Hexane:Toluene (50:50), 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-standard-75-ug-ml-in-toluene-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ae3308c4-fe42-4758-bd44-c3ef715d009f.jpg?v=1761277577</image:loc>
      <image:title>*Internal Standard, 75 µg/mL in Hexane:Toluene (50:50), 5 x 1 mL</image:title>
      <image:caption>Image of AM680ISPAK - Internal Standard, 75 µg/mL in Hexane:Toluene (50:50), 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticide-mix-varied-conc-in-toluene-hexane-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7b3e5faf-f6da-40be-9630-d510f2464b00.jpg?v=1761277580</image:loc>
      <image:title>*Pesticide Mix, Varied conc. in Toluene:Hexane, 1 mL</image:title>
      <image:caption>Image of AM680P - Pesticide Mix, Varied conc. in Toluene:Hexane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticide-mid-level-mix-varied-conc-in-toluene-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d5f4518c-c990-4e5f-aae0-365682182da9.jpg?v=1761277584</image:loc>
      <image:title>*Pesticide Mid-Level Mix, Varied conc. in Toluene:Hexane, 1 mL</image:title>
      <image:caption>Image of AM680PMLC - Pesticide Mid-Level Mix, Varied conc. in Toluene:Hexane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticide-mid-level-mix-varied-conc-in-toluene-hexane-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3fcd0161-c88a-4666-ab91-7516b3ca6960.jpg?v=1761277587</image:loc>
      <image:title>*Pesticide Mid-Level Mix, Varied conc. in Toluene:Hexane, 5 x 1 mL</image:title>
      <image:caption>Image of AM680PMLCPAK - Pesticide Mid-Level Mix, Varied conc. in Toluene:Hexane, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pesticide-mix-varied-conc-in-toluene-hexane-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_74e69bcc-8910-4a1f-b03c-e2756bb7da24.jpg?v=1761277590</image:loc>
      <image:title>*Pesticide Mix, Varied conc. in Toluene:Hexane, 5 x 1 mL</image:title>
      <image:caption>Image of AM680PPAK - Pesticide Mix, Varied conc. in Toluene:Hexane, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/retention-time-calibration-standard-varied-conc-in-hexane</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4259cc4e-55df-4b84-ba08-7a30482224ed.jpg?v=1761277594</image:loc>
      <image:title>*Retention Time Calibration Standard, Varied conc.  in Hexane, 1 mL</image:title>
      <image:caption>Image of AM680RT - Retention Time Calibration Standard, Varied conc. in Hexane, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/retention-time-calibration-standard-varied-conc-in-hexane-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0b485875-5f79-47ce-8f37-ee062cae4c41.jpg?v=1761277597</image:loc>
      <image:title>*Retention Time Calibration Standard, Varied conc.  in Hexane, 5 x 1 mL</image:title>
      <image:caption>Image of AM680RTPAK - Retention Time Calibration Standard, Varied conc. in Hexane, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pcb-isomer-calibration-kit-epa-method-680</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8ef0a8e5-7e37-47c3-a07c-0a111029fd92.jpg?v=1761277601</image:loc>
      <image:title>*PCB Isomer Calibration Kit - EPA Method 680, 2 x 1 mL</image:title>
      <image:caption>Image of AM680SET - PCB Isomer Calibration Kit - EPA Method 680, 2 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorotriphenylphosphine-10-ug-ml-in-methylene-chloride</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_27b19151-4f9b-4553-89da-118aa5f5c02d.jpg?v=1761277604</image:loc>
      <image:title>*Decafluorotriphenylphosphine, 10 µg/mL in CH2Cl2, CAS # 5074-71-5, 1 mL</image:title>
      <image:caption>Image of AM680TS - Decafluorotriphenylphosphine, 10 µg/mL in CH2Cl2, CAS # 5074-71-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/decafluorotriphenylphosphine-10-ug-ml-in-methylene-chloride-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6b97e409-06d6-4197-992f-0b6c0ca9bc45.jpg?v=1761277607</image:loc>
      <image:title>*Decafluorotriphenylphosphine, 10 µg/mL in CH2Cl2, CAS # 5074-71-5, 5 x 1 mL</image:title>
      <image:caption>Image of AM680TSPAK - Decafluorotriphenylphosphine, 10 µg/mL in CH2Cl2, CAS # 5074-71-5, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzyl-chloride-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_08fa7faa-ddd0-4b5d-b3a0-a39ebc26400e.jpg?v=1761277610</image:loc>
      <image:title>*Benzyl chloride, 0.2 mg/mL in MeOH, CAS # 100-44-7, 1 mL</image:title>
      <image:caption>Image of AM801001 - Benzyl chloride, 0.2 mg/mL in MeOH, CAS # 100-44-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/additions-to-method-601-mix-1-revison-july-1992-0-2-mg-ml-in-accn-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0ef5ae93-3344-4f22-ab15-4fa739f41e0b.jpg?v=1761277614</image:loc>
      <image:title>***Additions to Method 601 - Mix 1 (Revison July, 1992), 0.2 mg/mL in Acetonitrile, 1 mL</image:title>
      <image:caption>Image of AM8010A - Additions to Method 601 - Mix 1 (Revison July, 1992), 0.2 mg/mL in Acetonitrile, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/additions-to-method-601-mix-1-revison-july-1992-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_90b9184e-bd61-4c61-ac5a-ec2e8e83c243.jpg?v=1761277617</image:loc>
      <image:title>*Additions to Method 601 - Mix 1 (Revison July, 1992), 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM8010AM - Additions to Method 601 - Mix 1 (Revison July, 1992), 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/halogenated-volatiles-mix-0-2-mg-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e7b73d00-f7fa-4acf-8efe-cd254319dcee.jpg?v=1761277624</image:loc>
      <image:title>*Halogenated Volatiles Mix, 0.2 mg/mL in MeOH, M-8010B, 1 mL</image:title>
      <image:caption>Image of AM8010B - Halogenated Volatiles Mix, 0.2 mg/mL in MeOH, M-8010B, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/halogenated-volatiles-mix-0-2-mg-ml-in-meoh-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_00860c43-746f-48d6-aa8e-cb42cfc698d1.jpg?v=1761277628</image:loc>
      <image:title>***Halogenated Volatiles Mix, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM8010BX1 - Halogenated Volatiles Mix, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-8010-internal-surrogate-std-150-ug-ml-in-meoh-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0a7966dc-49e1-4c80-bc35-b83d22e913e2.jpg?v=1761277631</image:loc>
      <image:title>*Method 8010 - Internal &amp; Surrogate Std., 150 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM8010ISSS - Method 8010 - Internal &amp; Surrogate Std., 150 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/method-8010-additions-to-meth-601-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e705b6fd-a94d-4375-8b8c-db923e048f10.jpg?v=1761277635</image:loc>
      <image:title>*Method 8010 - Additions to Meth. 601, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM8010R1 - Method 8010 - Additions to Meth. 601, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-chlorohexane-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d2585ed3-2156-44a0-8e91-e4b0c8387501.jpg?v=1761277638</image:loc>
      <image:title>*1-Chlorohexane, 0.2 mg/mL in MeOH, CAS # 544-10-5, 1 mL</image:title>
      <image:caption>Image of AM8010R104 - 1-Chlorohexane, 0.2 mg/mL in MeOH, CAS # 544-10-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-chlorohexane-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_f11d7567-defb-4686-ad1e-80def4293a93.jpg?v=1761277644</image:loc>
      <image:title>*1-Chlorohexane, 2.0 mg/mL in MeOH, CAS # 544-10-5, 1 mL</image:title>
      <image:caption>Image of AM8010R10410X - 1-Chlorohexane, 2.0 mg/mL in MeOH, CAS # 544-10-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nonhalogenated-volatile-organics-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_75be7722-0c4b-40bc-a7e0-ff640c03917b.jpg?v=1761277648</image:loc>
      <image:title>*Nonhalogenated Volatile Organics, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM8015A - Nonhalogenated Volatile Organics, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/nonhalogenated-volatile-organics-2-0-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_da24e84d-7283-4a5a-9f9a-7308cb9f4906.jpg?v=1761277651</image:loc>
      <image:title>*Nonhalogenated Volatile Organics, 2.0 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM8015A10X - Nonhalogenated Volatile Organics, 2.0 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/non-halogenated-volatiles-mix-100-ug-ml-in-methanol</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_064096f8-4f41-4fea-b04c-de5502293c04.jpg?v=1761277655</image:loc>
      <image:title>*Non-Halogenated Volatiles Mix, 100 µg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM8015ASL - Non-Halogenated Volatiles Mix, 100 µg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetone-10-mg-ml-in-water-cas-67-64-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ae48d00e-566c-4300-a94d-80f6efc9539f.jpg?v=1761277658</image:loc>
      <image:title>*Acetone, 10 mg/mL in Water, CAS # 67-64-1, 1 mL</image:title>
      <image:caption>Image of AM8015B503101 - Acetone, 10 mg/mL in Water, CAS # 67-64-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acetonitrile-10-mg-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_7bcfa86f-01b9-4d51-be28-e431dfc64df9.jpg?v=1761277662</image:loc>
      <image:title>*Acetonitrile, 10 mg/mL in Water, CAS # 75-05-8, 1 mL</image:title>
      <image:caption>Image of AM8015B503102 - Acetonitrile, 10 mg/mL in Water, CAS # 75-05-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acrolein-10-mg-ml-in-water-cas-107-02-8-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_9430f042-9d2b-4e93-b021-72d48b8ddc4a.jpg?v=1761277666</image:loc>
      <image:title>***Acrolein, 10 mg/mL in Water, CAS # 107-02-8, 1 mL</image:title>
      <image:caption>Image of AM8015B503103 - Acrolein, 10 mg/mL in Water, CAS # 107-02-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/acrylonitrile-10-mg-ml-in-water-cas-107-13-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_4469d717-0775-4af2-8cee-4dc315756975.jpg?v=1761277669</image:loc>
      <image:title>Acrylonitrile, 10 mg/mL in Water, CAS # 107-13-1, 1 mL</image:title>
      <image:caption>Image of AM8015B503104 - Acrylonitrile, 10 mg/mL in Water, CAS # 107-13-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/allyl-alcohol-10-mg-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_b8e09685-8ae3-4f6f-8b67-a21a67067eec.jpg?v=1761277672</image:loc>
      <image:title>*Allyl alcohol, 10 mg/mL in Water, CAS # 107-18-6, 1 mL</image:title>
      <image:caption>Image of AM8015B503105 - Allyl alcohol, 10 mg/mL in Water, CAS # 107-18-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-butanol-10-mg-ml-in-water-cas-71-36-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_1355b939-6812-4948-9dc3-96e5f6343ea5.jpg?v=1761277676</image:loc>
      <image:title>1-Butanol, 10 mg/mL in Water, CAS # 71-36-3, 1 mL</image:title>
      <image:caption>Image of AM8015B503106 - 1-Butanol, 10 mg/mL in Water, CAS # 71-36-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/t-butanol-10-mg-ml-in-water-cas-75-65-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_be62324b-b194-4880-952e-5d82937d99bc.jpg?v=1761277679</image:loc>
      <image:title>t-Butanol, 10 mg/mL in Water, CAS # 75-65-0, 1 mL</image:title>
      <image:caption>Image of AM8015B503107 - t-Butanol, 10 mg/mL in Water, CAS # 75-65-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/crotonaldehyde-10-mg-ml-in-water-cas-123-73-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_00f4ea01-bc8b-4530-aa98-e328cbed1844.jpg?v=1761277682</image:loc>
      <image:title>*Crotonaldehyde, 10 mg/mL in Water, CAS # 123-73-9, 1 mL</image:title>
      <image:caption>Image of AM8015B503108 - Crotonaldehyde, 10 mg/mL in Water, CAS # 123-73-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diethyl-ether-10-mg-ml-in-water-cas-60-29-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ac65d599-cff8-4e5a-b6b4-e60a35fb2fc5.jpg?v=1761277686</image:loc>
      <image:title>Diethyl Ether, 10 mg/mL in Water, CAS # 60-29-7, 1 mL</image:title>
      <image:caption>Image of AM8015B503109 - Diethyl Ether, 10 mg/mL in Water, CAS # 60-29-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-4-dioxane-10-mg-ml-in-water-cas-123-91-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bf851674-163c-482e-a414-491608b97198.jpg?v=1761277689</image:loc>
      <image:title>1,4-Dioxane, 10 mg/mL in Water, CAS # 123-91-1, 1 mL</image:title>
      <image:caption>Image of AM8015B503110 - 1,4-Dioxane, 10 mg/mL in Water, CAS # 123-91-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethanol-10-mg-ml-in-water-cas-64-17-5</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_eb555578-36a3-408a-afaa-f9820811651f.jpg?v=1761277693</image:loc>
      <image:title>Ethanol, 10 mg/mL in Water, CAS # 64-17-5, 1 mL</image:title>
      <image:caption>Image of AM8015B503111 - Ethanol, 10 mg/mL in Water, CAS # 64-17-5, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethyl-acetate-10-mg-ml-in-water-cas-141-78-6</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_807fa61f-b677-4643-bfeb-335ff4fc3e82.jpg?v=1761277696</image:loc>
      <image:title>Ethyl acetate, 10 mg/mL in Water, CAS # 141-78-6, 1 mL</image:title>
      <image:caption>Image of AM8015B503112 - Ethyl acetate, 10 mg/mL in Water, CAS # 141-78-6, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethylene-glycol-10-mg-ml-in-water-cas-107-21-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e0a646cd-ee0d-4dd6-9801-e94e00cca32e.jpg?v=1761277699</image:loc>
      <image:title>*Ethylene Glycol, 10 mg/mL in Water,  CAS # 107-21-1, 1 mL</image:title>
      <image:caption>Image of AM8015B503113 - Ethylene Glycol, 10 mg/mL in Water, CAS # 107-21-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethylene-oxide-5-mg-ml-in-water-cas-75-21-8-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_74f57951-5a91-49d9-bfc9-59d5ede56905.jpg?v=1761277703</image:loc>
      <image:title>***Ethylene oxide, 5 mg/mL in Water, CAS # 75-21-8, 1 mL</image:title>
      <image:caption>Image of AM8015B503114R1 - Ethylene oxide, 5 mg/mL in Water, CAS # 75-21-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethylene-oxide-5-mg-ml-in-isooctane-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3862795f-1c92-44a3-8e37-f3c07f360c96.jpg?v=1761277706</image:loc>
      <image:title>*Ethylene oxide, 5 mg/mL in Isooctane,  CAS # 75-21-8, 1 mL</image:title>
      <image:caption>Image of AM8015B503114TPR - Ethylene oxide, 5 mg/mL in Isooctane, CAS # 75-21-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isobutanol-10-mg-ml-in-water-cas-78-83-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0431a8c5-16b3-45b3-bc2d-79555ab64fd7.jpg?v=1761277709</image:loc>
      <image:title>Isobutanol, 10 mg/mL in Water, CAS # 78-83-1, 1 mL</image:title>
      <image:caption>Image of AM8015B503115 - Isobutanol, 10 mg/mL in Water, CAS # 78-83-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/isopropanol-10-mg-ml-in-water-cas-67-63-0</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3e36bcd6-b033-4a78-9d39-cd3e52630889.jpg?v=1761277713</image:loc>
      <image:title>Isopropanol, 10 mg/mL in Water, CAS # 67-63-0, 1 mL</image:title>
      <image:caption>Image of AM8015B503116 - Isopropanol, 10 mg/mL in Water, CAS # 67-63-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methanol-10-mg-ml-in-water-cas-67-56-1</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_6eaa182e-e232-4d0e-b2b5-621739bea86f.jpg?v=1761277716</image:loc>
      <image:title>Methanol, 10 mg/mL in Water, CAS # 67-56-1, 1 mL</image:title>
      <image:caption>Image of AM8015B503117 - Methanol, 10 mg/mL in Water, CAS # 67-56-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-ethyl-ketone-10-mg-ml-in-water-cas-78-93-3</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_0b588094-8892-481b-97d4-25f51f6aa1af.jpg?v=1761277720</image:loc>
      <image:title>Methyl Ethyl Ketone, 10 mg/mL in Water, CAS # 78-93-3, 1 mL</image:title>
      <image:caption>Image of AM8015B503118 - Methyl Ethyl Ketone, 10 mg/mL in Water, CAS # 78-93-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-isobutyl-ketone-10-mg-ml-in-water-cas-108-10-1-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_e4918a85-b3ad-45b0-bb74-5b082cbb5503.jpg?v=1761277723</image:loc>
      <image:title>***Methyl isobutyl ketone, 10 mg/mL in Water, CAS # 108-10-1, 1 mL</image:title>
      <image:caption>Image of AM8015B503119 - Methyl isobutyl ketone, 10 mg/mL in Water, CAS # 108-10-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/n-nitrosodi-n-butylamine-0-5-mg-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_3438171e-be6d-4860-a7a2-5c875abf43e3.jpg?v=1761277727</image:loc>
      <image:title>*N-Nitrosodi-n-butylamine, 0.5 mg/mL in Water, CAS # 924-16-3, 1 mL</image:title>
      <image:caption>Image of AM8015B503120 - N-Nitrosodi-n-butylamine, 0.5 mg/mL in Water, CAS # 924-16-3, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/paraldehyde-10-mg-ml-in-water-cas-123-63-7</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_72dbb8ec-e21b-4338-ab70-ecf0ea396028.jpg?v=1761277730</image:loc>
      <image:title>Paraldehyde, 10 mg/mL in Water, CAS # 123-63-7, 1 mL</image:title>
      <image:caption>Image of AM8015B503121 - Paraldehyde, 10 mg/mL in Water, CAS # 123-63-7, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-pentanone-10-mg-ml-in-water-cas-107-87-9</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_79c5b54f-6d4e-47a2-944d-a2fe4f50e30b.jpg?v=1761277734</image:loc>
      <image:title>2-Pentanone, 10 mg/mL in Water, CAS # 107-87-9, 1 mL</image:title>
      <image:caption>Image of AM8015B503122 - 2-Pentanone, 10 mg/mL in Water, CAS # 107-87-9, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-picoline-10-mg-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_46936c26-ea88-4926-ab0d-74d855e2fe56.jpg?v=1761277737</image:loc>
      <image:title>*2-Picoline, 10 mg/mL in Water, CAS # 109-06-8, 1 mL</image:title>
      <image:caption>Image of AM8015B503123 - 2-Picoline, 10 mg/mL in Water, CAS # 109-06-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-propanol-10-mg-ml-in-water-cas-71-23-8</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_a5846dcd-6b42-4d46-afb8-256d6f1e541a.jpg?v=1761277741</image:loc>
      <image:title>1-Propanol, 10 mg/mL in Water, CAS # 71-23-8, 1 mL</image:title>
      <image:caption>Image of AM8015B503124 - 1-Propanol, 10 mg/mL in Water, CAS # 71-23-8, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propionitrile-10-mg-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_cc7cdd80-57d6-4eb5-8f29-d3305d01d470.jpg?v=1761277744</image:loc>
      <image:title>*Propionitrile, 10 mg/mL in Water, CAS # 107-12-0, 1 mL</image:title>
      <image:caption>Image of AM8015B503125 - Propionitrile, 10 mg/mL in Water, CAS # 107-12-0, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyridine-10-mg-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_bcb4f9b0-9ff2-4eb5-945c-c57087e90aa5.jpg?v=1761277747</image:loc>
      <image:title>*Pyridine, 10 mg/mL in Water, CAS # 110-86-1, 1 mL</image:title>
      <image:caption>Image of AM8015B503126 - Pyridine, 10 mg/mL in Water, CAS # 110-86-1, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/o-toluidine-10-mg-ml-in-water-cas-95-53-4</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_5ed1f365-6e0f-45bc-95f0-0491421e7389.jpg?v=1761277751</image:loc>
      <image:title>o-Toluidine, 10 mg/mL in Water, CAS # 95-53-4, 1 mL</image:title>
      <image:caption>Image of AM8015B503127 - o-Toluidine, 10 mg/mL in Water, CAS # 95-53-4, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/water-soluble-non-halogenated-volatiles-set-27-x-1-ml-ship-with-an-ice-pack</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_c1353ac2-80ae-4217-a316-c4813ef5094b.jpg?v=1761277754</image:loc>
      <image:title>***Water-Soluble Non-Halogenated Volatiles Set, 27 x 1 mL</image:title>
      <image:caption>Image of AM8015B5031RSET - Water-Soluble Non-Halogenated Volatiles Set, 27 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/internal-standard-mix-2-0-mg-ml-in-water</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_d9c5a11d-dc8e-44ec-b1cb-61a500260210.jpg?v=1761277758</image:loc>
      <image:title>*Internal Standard Mix, 2.0 mg/mL in Water, 1 mL</image:title>
      <image:caption>Image of AM8015BIS10X - Internal Standard Mix, 2.0 mg/mL in Water, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aromatic-volatile-organics-mix-0-2-mg-ml-in-meoh</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_972bd55f-f805-41a1-8dde-02a04f5b2d13.jpg?v=1761277761</image:loc>
      <image:title>*Aromatic Volatile Organics Mix, 0.2 mg/mL in MeOH, 1 mL</image:title>
      <image:caption>Image of AM8020 - Aromatic Volatile Organics Mix, 0.2 mg/mL in MeOH, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aromatic-volatile-organics-mix-2-0-mg-ml-in-methanol-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ad670c86-ad19-45fb-941b-b728ea0bedb6.jpg?v=1761277764</image:loc>
      <image:title>*Aromatic Volatile Organics Mix, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM802010X - Aromatic Volatile Organics Mix, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aromatic-volatile-organics-mix-2-0-mg-ml-in-methanol-5-x-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_8097d511-ea8a-49cc-ae2f-b0b9c34e359f.jpg?v=1761277768</image:loc>
      <image:title>*Aromatic Volatile Organics Mix, 2.0 mg/mL in Methanol, 5 x 1 mL</image:title>
      <image:caption>Image of AM802010XPAK - Aromatic Volatile Organics Mix, 2.0 mg/mL in Methanol, 5 x 1 mL</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/aromatic-volatile-organics-mix-2-0-mg-ml-in-methanol-ship-with-an-ice-pack-1-ml</loc>
    <lastmod>2026-07-21T15:43:48-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Accustandard_Amber_Ampules_2048x2048pxl_ca17071a-65b4-4292-bb2c-dcbdae9ecd58.jpg?v=1761277772</image:loc>
      <image:title>***Aromatic Volatile Organics Mix, 2.0 mg/mL in Methanol, 1 mL</image:title>
      <image:caption>Image of AM8020BR1 - Aromatic Volatile Organics Mix, 2.0 mg/mL in Methanol, 1 mL</image:caption>
    </image:image>
  </url>
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