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Explore the broadest selection of analytical reference materials and proficiency testing (PT) from the leading brands in certified and analytical reference materials: Spex, NSI, HPS, and Chiron.

Our harmonized product development and custom capabilities are tailored to bring you innovative products to help meet your unique application needs.

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5,992 Items found

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SKU: MPK-TFAA-5PK

Trifluoroacetic Acid Mobile Phase Modifier for HPLC/LCMS

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  • Brand Spex
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Matrix Neat
  • Raw Material >95% min; as available
  • Top rated
SKU: MPK-FA-5PK

Formic Acid Mobile Phase Modifier for HPLC/LCMS

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  • Brand Spex
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Matrix Neat
  • Raw Material >95% min; as available
  • Top rated
SKU: MPK-AA-5PK

Acetic Acid Mobile Phase Modifier for HPLC/LCMS

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  • Brand Spex
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Matrix Neat
  • Raw Material >95% min; as available
SKU: MM-9101

1,500 µg Pd/mL - 1,000 Mg

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  • Brand HPS
  • Matrix 10% HNO3 & Tr HCl
  • Concentration Multiple
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: MIC-QC6B

MIC-QC6B - Drinking Water Quantitative Coliforms - Blind

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
SKU: MIC-QC6

Drinking Water Quantitative Coliforms

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: MIC-QC5B

MIC-QC5B - Quantitative Enterococcus/Fecal Strep - Blind

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
SKU: MIC-QC5

Quantitative Enterococcus/Fecal Strep

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
SKU: MIC-QC4B

MIC-QC4B - Drinking Water Coliforms 10 Sample Set - Blind

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
SKU: MIC-QC4

Drinking Water Coliforms 10 Sample Set

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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