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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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5,916 Items found

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SKU: ECS-A-011

Volatile Surrogates Mix, 2,000 µg/mL

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  • Brand Spex
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Concentration 2,000 μg/mL
  • Matrix Methanol-P&T
  • Raw Material >95% min; as available
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SKU: ECS-A-010

Volatile ISTD Mix, 2,000 µg/mL

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  • Brand Spex
  • Matrix Methanol-P&T
  • Concentration 2,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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  • Top rated
SKU: ECS-A-007

Benzidines Mix, 2,000 µg/mL

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  • Brand Spex
  • Matrix Methylene Chloride
  • Concentration 2,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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  • Top rated
SKU: ECS-A-006

Phenols Mix, 2,000 µg/mL

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  • Brand Spex
  • Matrix Methylene Chloride
  • Concentration 2,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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  • Top rated
SKU: ECS-A-001

Semivolatile Internal Standards Mix, 4,000 µg/mL

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  • Brand Spex
  • Matrix Methylene Chloride
  • Concentration 4,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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SKU: DWSS

4 Component Secondary Drinking Water Metals in 2% HNO3

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  • Brand HPS
  • Matrix 2% HNO3
  • Concentration Multiple
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: CWW-CN-C

Cyanide Solution at 1.0 µg/mL Total Cyanide in 0.5% KOH (10 mL)

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  • Brand HPS
  • Matrix 0.5% KOH
  • Concentration 0.5 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
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SKU: CMPT-069

Qualitative S. aureus in Oil (5 pack)

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  • Brand NSI
  • Matrix Hemp Oil
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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SKU: CMPT-068B

Qualitative S. aureus in Edible PT Express (5 pack)

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  • Brand NSI
  • Matrix Edible
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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SKU: CMPT-068

Qualitative S. aureus in Edible (5 pack)

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  • Brand NSI
  • Matrix Edible
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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SKU: CMPT-067B

Qualitative S. aureus in Hemp PT Express (5 pack)

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  • Brand NSI
  • Matrix Hemp
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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SKU: CMPT-067

Qualitative S. aureus in Hemp (5 pack)

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  • Brand NSI
  • Matrix Hemp
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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