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Analytical Technique

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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5,976 Items found

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SKU: PEI-012

Residual Free Chlorine Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PE-116

TPH in Water, Single Ampule

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  • Brand NSI
  • Matrix Water
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PE-115

Diesel in Water, Single Ampule

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  • Brand NSI
  • Matrix Water
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PE-114

Gasoline in Water, Single Ampule

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  • Brand NSI
  • Matrix Water
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PE-113

PVOC in Water, Single Ampule

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  • Brand NSI
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SKU: MIC-QC6

Drinking Water Quantitative Coliforms

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

Quantitative Enterococcus/Fecal Strep

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
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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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SKU: MIC-QC3

Drinking Water Standard Plate Count

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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SKU: MIC-QC2

Quantitative Coliforms/E.coli/Fecal Coliform

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
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SKU: MIC-QC17

Quantitative Fecal Coliform in Sludge

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
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SKU: MIC-QC16

Quantitative Legionella

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