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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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SKU: PHMIX2C

Residual Solvents Mixture - Class IIC

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PHMIX2B

Residual Solvents Mixture - Class IIB

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PHMIX2A

Residual Solvents Mixture - Class IIA

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PHMIX1

Residual Solvents Mixture - Class I

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PH685

Tetrahydrofuran

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PH636

Tartaric acid

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PH571

Acetal

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PH541

Benzoic Acid

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PH480

1,4-Dioxane

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PH42

Methylene chloride

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PH412

Fructose

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
SKU: PH410

Mannitol

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Mass Balance; w/Analytical confirmation
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