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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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  • Brand Spex
  • Matrix B100 Biofuel
  • Concentration 10 µg/g
  • Brand Spex
  • Matrix B100 Biofuel
  • Concentration Blank
  • Brand Spex
  • Matrix B100 Biofuel
  • Concentration Blank
  • Brand Spex
  • Matrix Pyridine
  • Concentration 8,000 µg/mL (8,000 ppm)
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Brand Spex
  • Matrix Pyridine
  • Concentration 1,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Brand Spex
  • Matrix Base Oil 75
  • Concentration 300 µg/g
  • Brand Spex
  • Matrix Base Oil 75
  • Concentration 900 µg/g
  • Brand Spex
  • Matrix Base Oil 75
  • Concentration 900 µg/g
  • Brand Spex
  • Matrix Base Oil 75
  • Concentration 300 µg/g
  • Brand Spex
  • Matrix Base Oil 75
  • Concentration 300 µg/g
  • Brand Spex
  • Matrix Base Oil 75
  • Concentration 100 µg/g
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