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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Chromspec_y-splitter_0.30-0.75_mm_for_fs_tubing_2048x2048pxl.jpg?v=1777064450</image:loc>
      <image:title>CHROMSPEC Y-Splitter, Deactivated, for 0.30-0.75 mm OD FS Tubing, Minimum Order Quantity of 3</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tipone%C2%AE-20-%C2%B5l-beveled-filter-tip-refill-starter-pack-sterile-1920-pk</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/22976d55-072e-4f22-9778-b8752fdef4ca_7cd17528-b061-4ecb-bcb1-888f78c697cc.jpg?v=1777394772</image:loc>
      <image:title>TipOne® 20 µL Beveled Filter Tip Refill Starter Pack, Sterile, 1920/pk</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/charcoal-filter-for-turbomatrix-headspace</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Perkin_Elmer_M0413634_charcoal_filter_for_turbomatrix_headspace_2048x2048pxl.jpg?v=1777395458</image:loc>
      <image:title>Charcoal Filter for Turbomatrix Headspace</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/replacement-vial-locator-for-autosampler</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Perkin_Elmer_N6101182_replacemnt_vial_locator_2048x2048pxl.jpg?v=1777394875</image:loc>
      <image:title>Replacement Vial Locator for Autosampler</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/smartsource-insulator-replacement-kit</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Perkin_Elmer_N6480080_insulator-replacement-kit_2048x2048pxl.jpg?v=1777394881</image:loc>
      <image:title>SMARTsource Insulator Replacement Kit</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/el-optics-replacement-kit</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Perkin_Elmer_N6480080_insulator-replacement-kit_2048x2048pxl_cef517e6-5384-470b-8f55-41118f56939c.jpg?v=1777394885</image:loc>
      <image:title>El Optics Replacement Kit</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/airview%E2%84%A2-ii-bowie-dick-test-pack</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Crosstex_MBD030_airviewiibowie-dicktestpack_2048x2048_4d81bbf7-07c3-4f00-b905-9d5a9a1ef377.jpg?v=1777394967</image:loc>
      <image:title>AirView™ II Bowie-Dick Test Pack</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/inertsustain-c18-hplc-column-300-x-3-9-mm-5-%C2%B5m-non-returnable-non-refundable</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/GL_Sciences_InertSustain_HPLC_Column_2048x2048pxl_b9b0e747-e1c9-40c9-a526-73fcc1993815.jpg?v=1777394981</image:loc>
      <image:title>InertSustain C18 HPLC Column, 300 x 3.9 mm, 5 µm, Non-returnable, Non-refundable</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triplex-dna-mouse-monoclonal-antibody-50-%C2%B5g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/biorbyt_antibody_2048x2048pxl_f5c36f82-7ece-4e31-8610-a14c4421a440.jpg?v=1777394990</image:loc>
      <image:title>***Triplex DNA Mouse Monoclonal Antibody, 50 µg</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fatty-acid-standard-mix-9-components-1000-%C2%B5g-ml-in-water-1-ml</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_dacbfce1-43c3-497f-a32c-ad22d6433b04.png?v=1777395446</image:loc>
      <image:title>*Fatty Acid Standard Mix, 9 Components, 1000 µg/mL in Water, 1 mL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/flic-polyclonal-antibody-100-%C2%B5g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/biorbyt_antibody_2048x2048pxl_a4896de2-4397-48f6-8414-86c8d97254fb.jpg?v=1777410090</image:loc>
      <image:title>***fliC Polyclonal Antibody, 100 µg</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-tert-octylphenol-1000-%C2%B5g-ml-in-methanol-cas-140-66-9-1-ml</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Absolute_20Standard_20Amber_20Ampule_201280_20x1280_b9b2c042-eca1-488e-b50b-c32b740bb613.png?v=1777486104</image:loc>
      <image:title>*4-(tert-Octyl)phenol, 1000 µg/mL in Methanol, CAS # 140-66-9, 1 mL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-hexyl-phthalate-3-4-5-6-d4-neat-cas-1015854-55-3-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl.jpg?v=1777496741</image:loc>
      <image:title>*Di-n-hexyl Phthalate-3,4,5,6-d4, Neat, CAS # 1015854-55-3, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/phenol-d6-neat-cas-13127-88-3-5-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_24083045-78c3-4e34-a7c3-1c62f5a949b0.jpg?v=1777496744</image:loc>
      <image:title>*Phenol-d6, Neat, CAS # 13127-88-3, 5 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tetrahydrofuran-d8-reagent-grade-cas-1693-74-9-10-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_e550a539-feb5-4dca-9b07-04abda933e5d.jpg?v=1777496750</image:loc>
      <image:title>*Tetrahydrofuran-d8 (reagent grade), CAS # 1693-74-9, 10 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propazine-d14-di-iso-propyl-d14-neat-cas-1219802-87-5-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_b2679f94-655b-4b6d-9ad1-8ec1fc03c183.jpg?v=1777496750</image:loc>
      <image:title>*Propazine-d14 (di-iso-propyl-d14), Neat, CAS # 1219802-87-5, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-alcohol-d4-reagent-grade-cas-811-98-3-10-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_e630d82f-b1e9-4251-8248-223be7fd2938.jpg?v=1777496754</image:loc>
      <image:title>*Methyl Alcohol-d4 (reagent grade), CAS # 811-98-3, 10 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/propazine-d14-di-iso-propyl-d14-neat-cas-1219802-87-5-0-05-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_2c7aa2fe-dcbb-480c-84d1-500fcf9476fe.jpg?v=1777496756</image:loc>
      <image:title>*Propazine-d14 (di-iso-propyl-d14), Neat, CAS # 1219802-87-5, 0.05 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diphenyl-d10-ether-neat-cas-93952-05-7-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_b6e464b1-30d1-4491-b7b9-45d6e0d971fb.jpg?v=1777496760</image:loc>
      <image:title>*Diphenyl-d10 Ether, Neat, CAS # 93952-05-7, 1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-hydroxypyrene-d9-neat-cas-132603-37-3-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_09bba4f1-3826-4474-a599-24ae09e46078.jpg?v=1777496761</image:loc>
      <image:title>*1-Hydroxypyrene-d9, Neat, CAS # 132603-37-3, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/chloroacetic-acid-d3-neat-cas-1796-85-6-0-5-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_66d87e25-11a6-4863-b85a-91ab6d40fdd8.jpg?v=1777496765</image:loc>
      <image:title>*Chloroacetic Acid-d3, Neat, CAS # 1796-85-6, 0.5 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cyanazine-d5-n-ethyl-d5-neat-cas-1190003-29-2-0-005-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_267c05d2-1a55-4cbd-a1cb-ef0c92365738.jpg?v=1777496771</image:loc>
      <image:title>*Cyanazine-d5 (N-ethyl-d5), Neat, CAS # 1190003-29-2, 0.005 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dichloroacetic-acid-d2-neat-cas-6403-57-6-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_dbccf3b4-8d35-4372-9aba-3606a4c36486.jpg?v=1777496774</image:loc>
      <image:title>*Dichloroacetic Acid-d2, Neat, CAS # 6403-57-6 1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cyanazine-d5-n-ethyl-d5-neat-cas-1190003-29-2-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_cf532427-4d99-45b3-b36e-720bc8185acd.jpg?v=1777496776</image:loc>
      <image:title>*Cyanazine-d5 (N-ethyl-d5), Neat, CAS # 1190003-29-2, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/l-serine-2-3-3-d3-neat-cas-105591-10-4-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_ffefb611-65d3-42c6-ae0c-3e9aec447094.jpg?v=1777496778</image:loc>
      <image:title>*L-Serine-2,3,3-d3, Neat, CAS # 105591-10-4, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/prometryn-d14-di-iso-propyl-d14-neat-cas-1202864-57-0-0-005-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_ab5327dc-760a-4a70-a152-0fb640a7806b.jpg?v=1777496784</image:loc>
      <image:title>*Prometryn-d14 (di-iso-propyl-d14), Neat, CAS # 1202864-57-0, 0.005 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/hexadecanoic-2-2-d2-acid-neat-cas-62689-96-7-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_ecf0934f-bb72-4e1d-a61a-a60fd06e3c7c.jpg?v=1777496785</image:loc>
      <image:title>*Hexadecanoic-2,2-d2 Acid, Neat, CAS # 62689-96-7, 1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/prometryn-d14-di-iso-propyl-d14-neat-cas-1202864-57-0-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_2a04e01f-b3dd-4e6b-8484-19e4fdf5f523.jpg?v=1777496787</image:loc>
      <image:title>*Prometryn-d14 (di-iso-propyl-d14), Neat, CAS # 1202864-57-0, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/octadecanoic-d35-acid-neat-cas-17660-51-4-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_ea550a66-1b85-4ba9-af1d-7c4a1196779f.jpg?v=1777496789</image:loc>
      <image:title>*Octadecanoic-d35 Acid, Neat, CAS # 17660-51-4, 1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triethyl-d15-phosphate-neat-cas-135942-11-9-0-5-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_c1961c26-7ee1-4a11-8b68-f1abe40adab4.jpg?v=1777496791</image:loc>
      <image:title>Triethyl-d15 Phosphate, Neat, CAS # 135942-11-9, 0.5 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-6-trichlorophenol-3-5-d2-neat-cas-93951-80-5-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_ad77a85f-f793-461d-bffc-b9a5e0a3df7c.jpg?v=1777496794</image:loc>
      <image:title>*2,4,6-Trichlorophenol-3,5-d2, Neat, CAS # 	93951-80-5, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/triethyl-d15-phosphate-neat-cas-135942-11-9-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_78acd5ce-1297-4e18-92b7-1a7015c368c6.jpg?v=1777496794</image:loc>
      <image:title>Triethyl-d15 Phosphate, Neat, CAS # 135942-11-9,  1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorophenol-3-5-6-d3-neat-cas-93951-74-7-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_a8b457e7-eeb0-472e-9f00-8e2d61ecd3ed.jpg?v=1777496800</image:loc>
      <image:title>*2,4-Dichlorophenol-3,5,6-d3, Neat, CAS # 93951-74-7, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dichlorophenol-3-5-6-d3-neat-cas-93951-74-7-500-mg</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_d0d4a562-2d9a-495d-9472-1f6eb7d30ea8.jpg?v=1777496804</image:loc>
      <image:title>*2,4-Dichlorophenol-3,5,6-d3, Neat, CAS # 93951-74-7, 500 mg</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/robenidine-d8-hcl-bisphenyl-d4-neat-cas-1173097-77-2-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_b4bf1d34-2ab2-4351-8d82-ab677e13760a.jpg?v=1777496805</image:loc>
      <image:title>*Robenidine-d8 HCl [bis(phenyl-d4)], Neat, CAS # 1173097-77-2, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-octyl-phthalate-3-4-5-6-d4-neat-cas-93952-13-7-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_0eab01b0-866f-42d8-ba73-fa3839e8e20c.jpg?v=1777496809</image:loc>
      <image:title>*Di-n-octyl Phthalate-3,4,5,6-d4, Neat, CAS # 93952-13-7, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/thiabendazole-d4-benzimidazole-4-5-6-7-d4-neat-cas-1190007-20-5-0-005-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_0aab0ae1-cc67-4008-b3dd-a66f53ade974.jpg?v=1777496811</image:loc>
      <image:title>*Thiabendazole-d4 (benzimidazole-4,5,6,7-d4), Neat, CAS # 1190007-20-5, 0.005 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dimethyl-phthalate-3-4-5-6-d4-neat-cas-93951-89-4-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_09371f2c-5bab-40d2-aabf-d6bf70983fb6.jpg?v=1777496814</image:loc>
      <image:title>*Dimethyl Phthalate-3,4,5,6-d4, Neat, CAS # 93951-89-4, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1h-benzotriazole-4-5-6-7-d4-neat-cas-1185072-03-0-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_82066ac7-473a-457f-8ca0-0884b57cd67b.jpg?v=1777496815</image:loc>
      <image:title>*1H-Benzotriazole-4,5,6,7-d4, Neat, CAS # 1185072-03-0, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis7-methyl-1-octyl-phthalate-3-4-5-6-d4-neat-cas-1332965-90-8-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_d587a7d0-98fc-4446-9779-59b37d37fc2e.jpg?v=1777496820</image:loc>
      <image:title>*Bis(7-methyl-1-octyl) Phthalate-3,4,5,6-d4, Neat, CAS # 1332965-90-8, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-butyl-phthalate-3-4-5-6-d4-neat-cas-93952-11-5-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_85443cdf-a12e-415d-ba28-8a1d9ed930e2.jpg?v=1777496819</image:loc>
      <image:title>*Di-n-butyl Phthalate-3,4,5,6-d4, Neat, CAS # 93952-11-5, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-nitrophenol-2-3-5-6-d4-neat-cas-93951-79-2-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_6bbad6b4-01dd-4542-80ba-1f40bc1de63d.jpg?v=1777496825</image:loc>
      <image:title>*4-Nitrophenol-2,3,5,6-d4, Neat, CAS # 93951-79-2, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis3-7-dimethyl-1-octyl-phthalate-3-4-5-6-d4-neat-cas-1398065-81-0-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_babd2bed-89c2-4917-b5d7-09749a7e1d6e.jpg?v=1777496824</image:loc>
      <image:title>*Bis(3,7-dimethyl-1-octyl) Phthalate-3,4,5,6-d4, Neat, CAS # 1398065-81-0, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis8-methyl-1-nonyl-phthalate-3-4-5-6-d4-neat-cas-1346604-79-2-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_67af7970-bfde-4ae9-804f-1171e056d90d.jpg?v=1777496829</image:loc>
      <image:title>*Bis(8-methyl-1-nonyl) Phthalate-3,4,5,6-d4, Neat, CAS # 1346604-79-2, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-4-dinitrotoluene-3-5-6-d3-neat-cas-93951-68-9-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_75e5a109-1723-44bb-8eaf-7cafa36b68d7.jpg?v=1777496830</image:loc>
      <image:title>*2,4-Dinitrotoluene-3,5,6-d3, Neat, CAS # 93951-68-9. 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/daminozide-2-2-3-3-d4-neat-10-mg</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_9976a8b0-ef40-4c02-86db-48a4de4b320f.jpg?v=1777496834</image:loc>
      <image:title>*Daminozide-2,2,3,3-d4, Neat, 10 mg</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diphenyl-d10-amine-neat-cas-37055-51-9-0-5-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_3de0360c-b4f2-4b98-8870-29f7b3fba0c5.jpg?v=1777496834</image:loc>
      <image:title>*Diphenyl-d10-amine, Neat, CAS # 37055-51-9, 0.5 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/diethyl-phthalate-3-4-5-6-d4-neat-cas-93952-12-6-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_a48cd9f3-c428-4a52-a836-6a199f7120f3.jpg?v=1777496838</image:loc>
      <image:title>*Diethyl Phthalate-3,4,5,6-d4, Neat, CAS # 93952-12-6, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pyridaben-d13-4-tert-butyl-d9-benzyl-2-3-5-6-d4-neat-cas-2468638-05-1-5-mg</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_49539e82-de64-4295-b6e6-f7eae579b7fc.jpg?v=1777496838</image:loc>
      <image:title>*Pyridaben-d13 (4-tert-butyl-d9-benzyl-2,3,5,6-d4), Neat, CAS # 2468638-05-1, 5 mg</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tris2-chloroethyl-phosphate-d12-neat-cas-1276500-47-0-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_cf4ccfa0-5bca-4302-a969-b4013b2628ff.jpg?v=1777496842</image:loc>
      <image:title>Tris(2-chloroethyl) Phosphate-d12, Neat, CAS # 1276500-47-0, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-bromophenyl-phenyl-d5-ether-neat-cas-93951-83-8-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_73764f1c-7c97-4309-96fb-87551c18c21d.jpg?v=1777496843</image:loc>
      <image:title>*4-Bromophenyl Phenyl-d5 Ether, Neat, CAS # 93951-83-8, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tris2-chloroethyl-phosphate-d12-neat-cas-1276500-47-0-0-05-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_a2c2fc44-e015-4963-a9e3-59dadbb5b398.jpg?v=1777496846</image:loc>
      <image:title>Tris(2-chloroethyl) Phosphate-d12, Neat, CAS # 1276500-47-0, 0.05 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzyl-n-butyl-phthalate-3-4-5-6-d4-neat-cas-93951-88-3-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_3a2d84fc-7c0f-4243-bb86-68e46ac0f24d.jpg?v=1777496847</image:loc>
      <image:title>*Benzyl n-Butyl Phthalate-3,4,5,6-d4, Neat, CAS # 93951-88-3, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trifluralin-d14-di-n-propyl-d14-neat-cas-347841-79-6-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_9b21e118-d73a-4e80-9b40-4aff32e9b5fb.jpg?v=1777496853</image:loc>
      <image:title>*Trifluralin-d14 (di-n-propyl-d14), Neat, CAS # 347841-79-6, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trifluralin-d14-di-n-propyl-d14-neat-cas-347841-79-6-0-05-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_3b0561aa-a256-4d2b-9d3e-58f505b12ebd.jpg?v=1777496856</image:loc>
      <image:title>*Trifluralin-d14 (di-n-propyl-d14), Neat, CAS # 347841-79-6, 0.05 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/fenitrothion-d6-o-o-dimethyl-d6-neat-cas-203645-59-4-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_dfeffe50-62e6-47d1-837f-74dbe5cca6fd.jpg?v=1777496865</image:loc>
      <image:title>*Fenitrothion-d6 (O,O-dimethyl-d6), Neat, CAS # 203645-59-4, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/2-naphthol-1-3-4-5-6-7-8-d7-neat-cas-78832-54-9-0-25-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_730c0910-e7ee-4f80-9969-d4f4e17bb44a.jpg?v=1777496900</image:loc>
      <image:title>*2-Naphthol-1,3,4,5,6,7,8-d7, Neat, CAS # 78832-54-9, 0.25 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/malathion-d6-dimethyl-d6-neat-cas-1189877-72-2-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_892ff78a-63e5-4782-bfbf-d2bd6aa10068.jpg?v=1777496904</image:loc>
      <image:title>*Malathion-d6 (dimethyl-d6), Neat, CAS # 1189877-72-2, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/malathion-d6-dimethyl-d6-neat-cas-1189877-72-2-0-05-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_34d607b3-a510-41bc-9aae-fff6566eb6d2.jpg?v=1777496910</image:loc>
      <image:title>*Malathion-d6 (dimethyl-d6), Neat, CAS # 1189877-72-2, 0.05 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bromoacetic-acid-d3-neat-cas-14341-48-1-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_f7037d49-09ab-486f-8670-a086fad9e92c.jpg?v=1777496914</image:loc>
      <image:title>*Bromoacetic Acid-d3, Neat, CAS # 14341-48-1, 1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trans-cinnamic-d5-acid-phenyl-d5-neat-cas-352431-48-2-500-mg</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_4e98b00f-7ebe-413f-94f6-522135a56d62.jpg?v=1777496917</image:loc>
      <image:title>*trans-Cinnamic-d5 Acid (phenyl-d5), Neat, CAS # 352431-48-2, 500 mg</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/4-chloro-2-methylphenoxy-d3acetic-acid-neat-cas-352431-14-2-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_4c42da3a-9f96-4fe0-9188-74ee96c57354.jpg?v=1777496922</image:loc>
      <image:title>*(4-Chloro-2-methylphenoxy-d3)acetic Acid, Neat, CAS # 352431-14-2, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ethylene-d4-thiourea-neat-cas-352431-28-8-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_bad49a6f-a329-4ce6-aa80-9cec6a437919.jpg?v=1777496928</image:loc>
      <image:title>*Ethylene-d4 Thiourea, Neat, CAS # 352431-28-8, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-iso-butyl-phthalate-3-4-5-6-d4-neat-cas-358730-88-8-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_66aaa088-8351-46f2-a803-091d6a9ee077.jpg?v=1777496937</image:loc>
      <image:title>*Di-iso-butyl Phthalate-3,4,5,6-d4, Neat, CAS # 358730-88-8, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/di-n-pentyl-phthalate-3-4-5-6-d4-neat-cas-358730-89-9-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_5dff4105-6c25-4f37-b57e-2fcdee6efe8a.jpg?v=1777496940</image:loc>
      <image:title>*Di-n-pentyl Phthalate-3,4,5,6-d4, Neat, CAS # 358730-89-9, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/dicyclohexyl-phthalate-3-4-5-6-d4-neat-cas-358731-25-6-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_f8fc6956-216e-4a70-9173-bc2fe77e5c02.jpg?v=1777496944</image:loc>
      <image:title>*Dicyclohexyl Phthalate-3,4,5,6-d4, Neat, CAS # 358731-25-6, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/tri-n-butyl-d27-phosphate-neat-cas-61196-26-7-0-25-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_affb6bfc-bab2-4a78-bdad-57f06346e966.jpg?v=1777496947</image:loc>
      <image:title>Tri-n-butyl-d27 Phosphate, Neat, CAS # 61196-26-7, 0.25 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/eptc-d14-di-n-propyl-d14-neat-cas-1219794-88-3-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_17e9147d-cbe4-47a7-87ae-b01199bd2b3a.jpg?v=1777496953</image:loc>
      <image:title>*EPTC-d14 (di-n-propyl-d14), Neat, CAS # 1219794-88-3, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/simazine-d10-diethyl-d10-neat-cas-220621-39-6-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_93fb8238-12e1-4840-bcf0-0c188493b3f9.jpg?v=1777496957</image:loc>
      <image:title>*Simazine-d10 (diethyl-d10), Neat, CAS # 220621-39-6, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/quinoline-d7-neat-cas-34071-94-8-0-25-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_c1e0da4a-2766-4715-a7ff-57dc989444d6.jpg?v=1777497504</image:loc>
      <image:title>*Quinoline-d7, Neat, CAS # 34071-94-8, 0.25 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis-2-ethylhexyl-hexane-d8-dioate-neat-cas-1214718-98-5-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_ea4e0e60-f69c-4b0f-905b-879a95238a08.jpg?v=1777557993</image:loc>
      <image:title>*Bis[(±)-2-ethylhexyl] Hexane-d8-dioate, Neat, CAS # 1214718-98-5, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/methyl-viologen-d8-dichloride-rings-d8-cas-347841-45-6-neat-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_be78802d-a451-4268-8205-9a72a2b0b57e.jpg?v=1777558004</image:loc>
      <image:title>*Methyl Viologen-d8 Dichloride (rings-d8), CAS # 347841-45-6, Neat, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/1-naphthol-d8-neat-cas-207569-03-7-0-25-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_2a84f778-abae-48d7-b6ea-e88e6c6dd2a4.jpg?v=1777558008</image:loc>
      <image:title>*1-Naphthol-d8, Neat, CAS # 207569-03-7, 0.25 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ec-hplc-column-analytical-nucleosil-100-3-c18-hd-3-%C2%B5m-125x3-mm</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/mcn_HPLC_box_packing_small_with_analytical_columns_100mm_chromatography_2048x2048pxl_f327b206-aa79-4c47-a4b6-319c3431b4da.jpg?v=1777558023</image:loc>
      <image:title>EC HPLC column (analytical), NUCLEOSIL 100-3 C18 HD, 3 µm, 125x3 mm</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/bis-2-ethylhexyl-phthalate-3-4-5-6-d4-neat-cas-93951-87-2-0-1-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_93acc6f1-32c7-48b2-9e65-879450fa2954.jpg?v=1777559918</image:loc>
      <image:title>*Bis[(±)-2-ethylhexyl] Phthalate-3,4,5,6-d4, Neat, CAS # 93951-87-2, 0.1 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/prometon-d3-methoxy-d3-neat-cas-1219803-43-6-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_c1deb652-ca32-4de7-8027-783e5ee72a13.jpg?v=1777559933</image:loc>
      <image:title>*Prometon-d3 (methoxy-d3), Neat, CAS # 1219803-43-6, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/prometon-d3-methoxy-d3-neat-cas-1219803-43-6-0-005-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_56099253-a193-45d5-a15d-f641f44d270a.jpg?v=1777559938</image:loc>
      <image:title>*Prometon-d3 (methoxy-d3), Neat, CAS # 1219803-43-6, 0.005 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/benzoapyrene-d12-neat-cas-63466-71-7-0-01-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_5d98886d-7b1b-4a94-96f8-0b4ef8eab370.jpg?v=1777559944</image:loc>
      <image:title>*Benzo[a]pyrene-d12, Neat, CAS # 63466-71-7, 0.01 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/trimethyl-d9-sulfonium-iodide-neat-cas-106776-17-4-0-25-g</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/CDN_20Isotopes_20LGC_20Dual_20Logo_202048x2048_20pxl_201e343b-5e6b-4780-a726-9c32e07fecae.jpg?v=1777559949</image:loc>
      <image:title>*Trimethyl-d9-sulfonium Iodide, Neat,  CAS # 106776-17-4, 0.25 g</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pig-haptoglobin-elisa-kit-96-tests</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Biorbyt_elisa_kits_and_assays_2048x2048pxl_9c667cab-30a6-4fac-bfeb-e6e9672d23a2.jpg?v=1777559956</image:loc>
      <image:title>***Pig Haptoglobin ELISA Kit, 96 Tests</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pig-haptoglobin-elisa-kit-5-x-96-tests</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Biorbyt_elisa_kits_and_assays_2048x2048pxl_3cf7ad76-1fce-4be6-bcec-f5e098ae276c.jpg?v=1777559960</image:loc>
      <image:title>***Pig Haptoglobin ELISA Kit, 5 x 96 Tests</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pig-haptoglobin-elisa-kit-48-tests</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Biorbyt_elisa_kits_and_assays_2048x2048pxl_934e782e-febe-4c44-b5ac-5b99d04b70c3.jpg?v=1777559965</image:loc>
      <image:title>***Pig Haptoglobin ELISA Kit, 48 Tests</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pig-haptoglobin-elisa-kit-10-x-96-tests</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Biorbyt_elisa_kits_and_assays_2048x2048pxl_eb2641e7-05c8-476e-bfd7-d3aa5df86e10.jpg?v=1777559968</image:loc>
      <image:title>***Pig Haptoglobin ELISA Kit, 10 x 96 Tests</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/pig-haptoglobin-elisa-kit-24-tests</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Biorbyt_elisa_kits_and_assays_2048x2048pxl_2e4db505-f798-4eb4-a645-50e591b44a48.jpg?v=1777571999</image:loc>
      <image:title>***Pig Haptoglobin ELISA Kit, 24 Tests</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/syringe-sge-gastight-5-ml-removable-luer-lock-model-5mdr-ll-gt</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/Trajan_20logo_20800x800_20100dpi_2a6d3229-310a-4e13-87f1-3240ccb3201a.png?v=1777572021</image:loc>
      <image:title>Syringe, SGE, Gastight, 5 mL, Removable Luer Lock, Model 5MDR-LL-GT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/valve-automatic-gas-sampling-2-position-10-port-valcon-t-max-330-c-for-yl6500-gc-chrozen-gc-modular-universal-actuator-type-with-250-%C2%B5l-sample-loop</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/YL_20Logo_20800x800_20100dpi_d901cad8-8c1c-43e8-a11d-ce4dd0774f1d.png?v=1777572028</image:loc>
      <image:title>Valve, Automatic Gas Sampling, 2 Position, 10 Port, Valcon T, Max: 330°C For YL6500 GC / ChroZen GC Modular Universal Actuator type with 250 µL Sample Loop</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ultraseal%E2%84%A2-peel-seal-dmso-foil-lab-sheets-125-mm-x-78-mm-for-pp-plates-100-pk</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/finneran_SF05078LS_Peelable-Pink-Seal-on-Small-Plate-Top-View_2048x2048pxl.jpg?v=1777928120</image:loc>
      <image:title>Ultraseal™ Peel Seal DMSO Foil – Lab Sheets, 125 mm x 78 mm, for PP Plates, 100/pk</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ultraseal%E2%84%A2-pierce-seal-foil-lab-sheet-125-x-78-mm-for-plate-types-pp-and-ps-100-pk</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/finneran_SF06078LS_Piercable-Red-Seal-on-Medium-Plate-Top-View_2048x2048pxl.jpg?v=1777928132</image:loc>
      <image:title>Ultraseal™ Pierce Seal Foil – Lab Sheet, 125 x 78 mm, for Plate Types PP and PS, 100/pk</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/ultraseal%E2%84%A2-therm-seal-foil-lab-sheets-125-mm-x-78mm-for-pp-plates-100-pk</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/finneran_SF08078LS_Peelable-Purple-Seal-on-Medium-Plate-Top-View_2048x2048pxl.jpg?v=1777928143</image:loc>
      <image:title>Ultraseal™ Therm Seal Foil – Lab Sheets, 125 mm x 78mm, for PP Plates, 100/pk</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://chromspec.com/products/cannabinoids-11-1000-standard-1-000-%C2%B5g-ml-in-acetonitrile-with-1-dipea-and-0-05-ascorbic-acid-health-canada-exempted-c-t-k-003-028</loc>
    <lastmod>2026-05-04T19:23:02-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0926/3870/8003/files/ampul-0to2ml_ph_so_arm_264326a9-e97f-4f9f-adaa-44809272d09f.jpg?v=1777928159</image:loc>
      <image:title>*Cannabinoids 11 (1000) Standard, 1,000 µg/mL in Acetonitrile with 1% DIPEA and 0.05% Ascorbic Acid, Health Canada Exempted C.T.K. 003-028</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
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