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Analytical Technique

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: PH-BUFF4-500

pH 4 Certified Buffer Standard, 4 SI Units in H2O (500 mL) Red in color

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  • Brand Spex
  • Concentration 4 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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SKU: PH-BUFF5-500

pH 5 Certified Buffer Standard, 5 SI Units in H2O (500 mL)

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  • Brand Spex
  • Concentration 5 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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SKU: PH-BUFF6-500

pH 6 Certified Buffer Standard, 6 SI Units in H2O (500 mL)

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  • Brand Spex
  • Concentration 6 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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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
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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
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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
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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
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SKU: CMQC-081

Water Activity in Hemp Oil

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  • Brand NSI
  • Matrix Hemp Oil
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: CMQC-078

Water Activity in Edible

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  • Brand NSI
  • Matrix Edible
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: CMQC-021

Water Activity in Hemp

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  • Brand NSI
  • Matrix Hemp
  • Concentration 50,000 cells/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: CMPT-081B

Water Activity in Oil PT Express (2 pack)

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  • Brand NSI
  • Matrix Hemp Oil
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: CMPT-081

Water Activity in Oil (2 pack)

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  • Brand NSI
  • Matrix Hemp Oil
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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