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Analytical Reference Material

Organic, Inorganic, Microbiology & PT Reference Materials

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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9,421 Items found

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SKU: QCI-016B

Trace Metals Concentrate - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: QCI-016

Trace Metals QC Concentrate CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: QCI-015B

Total Cyanide Concentrate - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-015

Total Cyanide QC Concentrate CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-014B

Turbidity Concentrate - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-014

Turbidity QC Concentrate CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-013B

TOC/DOC Concentrate - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-013

TOC/DOC QC Concentrate CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-012B

Residual Free Chlorine Concentrate - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-012

Residual Free Chlorine QC Concentrate CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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  • Top rated
SKU: QC-7A-500

QUALITY CONTROL STANDARD 7A,500ML HNO3 (500 mL)

  • CCL
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  • Brand Spex
  • Matrix 5% HNO3/tr. HF
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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  • Top rated
SKU: QC-7A

QUALITY CONTROL STANDARD 7A HNO3 (125 mL)

  • CCL
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  • Brand Spex
  • Matrix 5% HNO3/tr. HF
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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