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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: PEO-101

Diesel Range Organics (DRO) Wastewater PT Standard (2 pack)

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  • Brand NSI
  • Matrix Methanol solution
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEO-100

OP Pesticides Wastewater PT Standard (2 pack)

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  • Brand NSI
  • Matrix Acetone
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEO-094

Herbicides Wastewater PT Standard (2 pack)

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  • Brand NSI
  • Matrix Methyl tert-butyl ether
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEO-093

Toxaphene Wastewater PT Standard (2 pack)

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  • Brand NSI
  • Matrix Acetone
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEO-072

PCBs in Oil Wastewater PT Standard (2 pack)

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  • Brand NSI
  • Matrix Hemp Oil
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEO-062K

Full Organics Set

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  • Brand NSI
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEO-025K

EPA Organics Set

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  • Brand NSI
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEO-024-2

Chlordane (Total) Wastewater PT Standard (2 pack)

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  • Brand NSI
  • Matrix Acetone
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEO-022

Acids Wastewater PT Standard (2 pack)

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  • Brand NSI
  • Matrix Acetone
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEO-020

PCB in Water Wastewater PT Standard (2 pack)

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  • Brand NSI
  • Matrix Acetone
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: PEI-199

FOGs by IR Wastewater PT Standard (2 pack)

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
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SKU: PEI-198

Salinity Wastewater PT Standard (2 pack)

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