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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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4,610 Items found

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TPH in Soil TPH in Soil
SKU: SPE-116

TPH in Soil

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

Diesel in Soil

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

Gasoline in Soil

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

PVOC in Soil

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  • Brand NSI
  • Matrix Soil
  • Certification Single: Gravimetric and/or Volumetric
SULFUR BLANK IN #2 DIESEL FUEL SULFUR BLANK IN #2 DIESEL FUEL
SKU: SDFS-BLK-Y

SULFUR BLANK IN #2 DIESEL FUEL

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  • Brand Spex
  • Matrix #2 DIESEL FUEL
  • Concentration 0 µg/g
SULFUR IN #2 DIESEL FUEL 20 PPM(100 mL) SULFUR IN #2 DIESEL FUEL 20 PPM(100 mL)
SKU: SDFS-20-Y

SULFUR IN #2 DIESEL FUEL 20 PPM(100 mL)

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  • Brand Spex
  • Matrix #2 DIESEL FUEL
  • Concentration 20 PPM
SULFUR IN #2 DIESEL FUEL 100PPM (100 mL) SULFUR IN #2 DIESEL FUEL 100PPM (100 mL)
SKU: SDFS-100-Y

SULFUR IN #2 DIESEL FUEL 100PPM (100 mL)

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  • Brand Spex
  • Matrix #2 DIESEL FUEL
  • Concentration 100PPM
23 ELEMENT STD,900UG/ML ( (50 g)) 23 ELEMENT STD,900UG/ML ( (50 g))
SKU: S23-900Z

23 ELEMENT STD,900UG/ML ( (50 g))

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  • Brand Spex
  • Matrix Base Oil 75
  • Concentration 900 µg/g
23 ELEMENT STD,900UG/ML (100 g) 23 ELEMENT STD,900UG/ML (100 g)
SKU: S23-900Y

23 ELEMENT STD,900UG/ML (100 g)

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  • Brand Spex
  • Matrix Base Oil 75
  • Concentration 900 µg/g
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