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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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5,915 Items found

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SKU: QCI-198B

Salinity - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCO-104B

Alcohols in Drinking Water PT Express

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  • Brand NSI
  • Matrix Water
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SKU: CMQC-085

Total Yeast and Mold in Hemp QC CRM, 2 bacteria vials supplied with 2 DI water hydration fluid bottles

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  • Brand NSI
  • Matrix Hemp
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SKU: PEO-005-5

Chlordane in Drinking Water PT, 2 x 1.5mL

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  • Brand NSI
  • Certification Grav &/ Volumetric w/analytical confirmation
  • Matrix Acetone
  • Raw Material >95% min; as available
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SKU: QCO-104

Alcohols in Drinking Water QC Sample

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  • Brand NSI
  • Matrix Water
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SKU: QCO-097B

WS - Diquat/Endothall/Glyphosate/Paraquat - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
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SKU: FCPT-007B

Qualitative Gluten PT Express, Set of 3, 3 x 10g samples

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  • Brand NSI
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SKU: FCPT-008B

Qualitative Peanut PT Express, Set of 3, 3 x 10g samples

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  • Brand NSI
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SKU: SQC-115B

Diesel in Soil - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
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SKU: SQC-115

Diesel in Soil

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
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SKU: SPE-115

Diesel in Soil

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  • Brand NSI
  • Matrix Soil
  • Certification Single: Gravimetric and/or Volumetric
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SKU: QCO-101B

NPW - Diesel Range Organics (DRO) - Blind

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  • Brand NSI
  • Matrix Methanol solution
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
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