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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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9,426 Items found

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SKU: CMPT-020B

Heavy Metals in Hemp PT Express (2 pack)

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  • Brand NSI
  • Certification Single: Gravimetric w/ICP Confirmation
  • Matrix Hemp
  • Raw Material >95% min; as available
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SKU: CMPT-020

Heavy Metals in Hemp

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  • Brand NSI
  • Certification Single: Gravimetric w/ICP Confirmation
  • Matrix Hemp
  • Raw Material >95% min; as available
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SKU: SB-HNO3

Subboiling Distilled Nitric Acid, Trace Metals Grade

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  • Brand HPS
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SKU: QCO-137B

Trace Level Mercury Concentrate - Blind

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  • Brand NSI
  • Matrix Nitric acid
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: QCO-137

Trace Level Mercury 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-088B

Mercury 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-088

Mercury QC Concentrate

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: QCI-087B

Mercury 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-087

Mercury 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: PEO-137

Trace Level Mercury (2 pack)

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  • Brand NSI
  • Matrix Nitric acid
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: ORG-HG8-2Z

Mercury 1,000 µg/mL (1,000 ppm) (50 g)

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  • Brand Spex
  • Matrix Base Oil 75
  • Concentration 1,000 µg/mL
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  • Top rated
  • KIT
SKU: TM-SETN

WP-15N,WP-3,MN-6

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  • Brand Spex
  • Matrix Multiple
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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