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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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5,992 Items found

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SKU: SQCI-016

Low Level PAHs in Soil

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  • Brand NSI
  • Certification Single: Gravimetric and/or Volumetric
SKU: SQCI-011B

Nitroaromatics 211; Blind

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  • Brand NSI
  • Certification Single: Gravimetric and/or Volumetric
SKU: SQCI-011

Nitroaromatics

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  • Brand NSI
  • Certification Single: Gravimetric and/or Volumetric
SKU: 11507.17-100-AN

Flunitrazolam, 100 µg/mL, AN, 1 mL

  • RUO
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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 100 ug/mL
  • Certification Single
SKU: 10428.15-10MG

Flubromazepam, neat, neat, 10 mg

  • RUO
  • DEA
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  • Brand Chiron
  • Matrix neat
  • Concentration neat
  • Certification Single
SKU: 12296.20-10MG

4-AcO-DET fumarate, neat, neat, 10 mg

  • RUO
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  • Brand Chiron
  • Matrix neat
  • Concentration neat
  • Certification Single
SKU: 11860.19-10MG

Despropionyl p-fluorofentanyl, neat, neat, 10 mg

  • RUO
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  • Brand Chiron
  • Matrix neat
  • Concentration neat
  • Certification Single
SKU: 10695.15-10MG

CRL-40,941, neat, neat, 10 mg

  • RUO
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  • Brand Chiron
  • Matrix neat
  • Concentration neat
  • Certification Single
  • Top rated
SKU: AS-HCO29-2X

Formate (HCO2)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (500 mL)

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  • Brand Spex
  • Matrix H2O
  • 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
SKU: 11409.15-10MG

Desalkylflurazepam, neat, neat, 10 mg

  • RUO
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  • Brand Chiron
  • Matrix neat
  • Concentration neat
  • Certification Single
SKU: 1175

Methyl-2-Bromopropionate

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
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