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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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5,991 Items found

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SKU: TCLP-100

TCLP STANDARD 1

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  • Brand Spex
  • Matrix 2% HNO3
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
SKU: SV-IS-M6C-A1

6 Component Internal Organic Standard (1 mL)

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  • Brand HPS
  • Matrix Methylene Chloride
  • Concentration 2,000 μg/mL
  • Certification Single: Gravimetric
SKU: SR-1-250

Simulated Rain Water Standard at 27 µS/cm in H2O, 5 each at 50 mL

  • CCL
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  • Brand HPS
  • Matrix H2O
  • Concentration Multiple
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: SQCO-072B

PCB in Transformer Oil - Blind

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  • Brand NSI
  • Matrix Transformer Oil
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: SQCO-072

PCB in Transformer Oil

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  • Brand NSI
  • Matrix Transformer Oil
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: SQCO-038B

TOX in Soil - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: SQCO-038

TOX in Soil

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: SQCO-021B

Organophosphorus Pesticides - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: SQCO-021

Organophosphorus Pesticides

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: SQCO-019B

Nutrients in Soil - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
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