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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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6,014 Items found

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SKU: PH-BUFF7-500

pH 7 Certified Buffer Standard, 7 SI Units in H2O (500 mL) Yellow in color

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  • Brand Spex
  • Concentration 7 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
SKU: PH-BUFF8-500

pH 8 Certified Buffer Standard, 8 SI Units in H2O (500 mL)

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  • Brand Spex
  • Concentration 8 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
SKU: PH-BUFF9-500

pH 9 Certified Buffer Standard, 9 SI Units in H2O (500 mL)

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  • Brand Spex
  • Concentration 9 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
SKU: PH-BUFF10-500

pH 10 Certified Buffer Standard, 10 SI Units in H2O (500 mL) Blue in color

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  • Concentration 10 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
  • New
SKU: 9382.17-K-ME

Alprazolam, 1000 ug/mL, Methanol, 1 mL, 1, EA

  • RUO
  • DEA
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  • Brand Chiron
  • Matrix Methanol
  • Concentration 1000 ug/mL
  • Certification Single
  • New
SKU: 9301.15-K-ME

Clonazepam, 1000 ug/mL, Methanol, 1 mL, 1, EA

  • RUO
  • DEA
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  • Brand Chiron
  • Matrix Methanol
  • Concentration 1000 ug/mL
  • Certification Single
  • New
SKU: 9303.15-K-AN

7-Aminoclonazepam , 1000 ug/mL, Acetonitrile, 1 mL, 1, EA

  • RUO
  • DEA
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  • Brand Chiron
  • Matrix Acetonitrile
  • Concentration 1000 ug/mL
  • Certification Single
  • New
SKU: 2541.16-K-ME

Diazepam, 1000 ug/mL, Methanol, 1 mL, 1, EA

  • RUO
  • DEA
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  • Brand Chiron
  • Matrix Methanol
  • Concentration 1000 ug/mL
  • Certification Single
  • New
SKU: 9187.16-100-ME

Diazepam-d5 (phenyl-d5), 100 ug/mL, Methanol, 1 mL, 1, EA

  • RUO
  • DEA
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  • Brand Chiron
  • Matrix Methanol
  • Concentration 100 ug/mL
  • Certification Single
  • New
SKU: 9187.16-K-ME

Diazepam-d5 (phenyl-d5), 1000 ug/mL, Methanol, 1 mL, 1, EA

  • RUO
  • DEA
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  • Brand Chiron
  • Matrix Methanol
  • Concentration 1000 ug/mL
  • Certification Single
  • New
SKU: 9187.16-K-AN

Diazepam-d5 (phenyl-d5), 1000 ug/mL, Acetonitrile, 1 mL, 1, EA

  • RUO
  • DEA
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  • Brand Chiron
  • Matrix Acetonitrile
  • Concentration 1000 ug/mL
  • Certification Single
  • New
SKU: 2703.15-K-ME

Nordiazepam, 1000 ug/mL, Methanol, 1 mL, 1, EA

  • RUO
  • DEA
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  • Brand Chiron
  • Matrix Methanol
  • Concentration 1000 ug/mL
  • Certification Single
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