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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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5,991 Items found

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  • Brand NSI
  • Certification Gravimetric and/or Volumetric
  • Concentration 1000 µg/mL
  • Matrix Acetone
  • Raw Material >95% min
  • Brand NSI
  • Certification Gravimetric and/or Volumetric
  • Concentration 2000 µg/mL
  • Matrix Methanol
  • Raw Material >95% min
  • Brand NSI
  • Certification Gravimetric and/or Volumetric
  • Concentration 20,000 µg/mL in P&T Methanol
  • Raw Material >95% min
  • Brand NSI
  • Matrix Acetonitrile
  • Concentration 100ug/mL
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
  • Brand Spex
  • Matrix Water
  • Concentration 1,000 µg/mL
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
  • Brand Chiron
  • Matrix methanol
  • Concentration 100 ug/mL
  • Certification Single
  • Brand Spex
  • Matrix Methanol-P&T
  • Concentration 1,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Brand Chiron
  • Matrix methanol
  • Concentration 100 ug base/mL
  • Certification Single
  • Brand NSI
  • Certification Gravimetric and/or Volumetric
  • Concentration 1000 µg/mL
  • Matrix Methanol
  • Raw Material >95% min
  • Brand NSI
  • Certification Gravimetric and/or Volumetric
  • Concentration 10,000 µg/mL
  • Matrix Methylene Chloride
  • Raw Material >95% min
  • Brand Spex
  • Matrix Methanol
  • Concentration 1,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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