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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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SKU: PH-BUFF9-500

pH 9 Certified Buffer Standard, 9 SI Units in H2O (500 mL)

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  • Brand Spex
  • Concentration 9 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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SKU: PH-BUFF10-500

pH 10 Certified Buffer Standard, 10 SI Units in H2O (500 mL) Blue in color

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  • Concentration 10 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
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SKU: QCO-102B

NPW -Gasoline Range Organics (GRO) - Blind

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  • Brand NSI
  • Matrix Methanol solution
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
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SKU: QCO-102

NPW -Gasoline Range Organics (GRO)

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  • Brand NSI
  • Matrix Methanol
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
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SKU: FA-M6C-A1

6 Component Fatty Acids Mix at 1,000 µg/mL in H2O, 1 mL

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  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Certification Single: Gravimetric
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SKU: SPE-116

TPH in Soil

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  • Brand NSI
  • Matrix Soil
  • Certification Single: Gravimetric and/or Volumetric
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SKU: SPE-115

Diesel in Soil

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  • Brand NSI
  • Matrix Soil
  • Certification Single: Gravimetric and/or Volumetric
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SKU: SPE-114

Gasoline in Soil

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  • Brand NSI
  • Matrix Soil
  • Certification Single: Gravimetric and/or Volumetric
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SKU: SPE-113

PVOC in Soil

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  • Brand NSI
  • Matrix Soil
  • Certification Single: Gravimetric and/or Volumetric
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SKU: QC-114B

Gasoline in Water - Blind

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  • Brand NSI
  • Matrix Water
  • Certification Single: Gravimetric and/or Volumetric
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SKU: QC-114

Gasoline in Water

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  • Brand NSI
  • Matrix Water
  • Certification Single: Gravimetric and/or Volumetric
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SKU: 183134

0.0473 N Iodine, 1 Gallon in Amber Glass Bottle

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  • Brand Spex
  • Certification Single: Wet Chemistry
  • Concentration 0.0473 N
  • Matrix H2O
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