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Analytical Reference Materials

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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8,729 Items found

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CHROMIUM 6 in H2O 1000ppm (125 mL) CHROMIUM 6 in H2O 1000ppm (125 mL)
SKU: SPEC-CR6

CHROMIUM 6 in H2O 1000ppm (125 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 1000ppm
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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CR+3 1000 UG/ML (30 mL) CR+3 1000 UG/ML (30 mL)
SKU: SPEC-CR3M

CR+3 1000 UG/ML (30 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1000 UG/ML
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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CHROMIUM 3 in 2-5% HNO3 1000ppm (125ml) CHROMIUM 3 in 2-5% HNO3 1000ppm (125ml)
SKU: SPEC-CR3

CHROMIUM 3 in 2-5% HNO3 1000ppm (125ml)

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  • Brand Spex
  • Matrix 2-5% HNO3
  • Concentration 1000ppm
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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AS+5 1000 UG/ML (30 mL) AS+5 1000 UG/ML (30 mL)
SKU: SPEC-AS5M

AS+5 1000 UG/ML (30 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 1000 UG/ML
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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RSENIC 5 IN H2O 1000ppm (125 mL) RSENIC 5 IN H2O 1000ppm (125 mL)
SKU: SPEC-AS5

RSENIC 5 IN H2O 1000ppm (125 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 1000PPM
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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AS+3 1000 UG/ML(30 mL) AS+3 1000 UG/ML(30 mL)
SKU: SPEC-AS3M

AS+3 1000 UG/ML(30 mL)

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  • Brand Spex
  • Matrix 2% HCl
  • Concentration 1000 UG/ML
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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ARSENIC 3 in 2-5% HCL 1000ppm (125 mL) ARSENIC 3 in 2-5% HCL 1000ppm (125 mL)
SKU: SPEC-AS3

ARSENIC 3 in 2-5% HCL 1000ppm (125 mL)

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  • Brand Spex
  • Matrix 2-5% HCL
  • Concentration 1000ppm
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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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
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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
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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
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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
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SET OF 8: SDFS-BLK-Y,-5-Y,-10-Y,-15-Y,-20-Y,-25-Y,-50-Y,-100-Y SET OF 8: SDFS-BLK-Y,-5-Y,-10-Y,-15-Y,-20-Y,-25-Y,-50-Y,-100-Y
SKU: SDFS-SET

SET OF 8: SDFS-BLK-Y,-5-Y,-10-Y,-15-Y,-20-Y,-25-Y,-50-Y,-100-Y

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  • Brand Spex
  • Matrix #2 Diesel Fuel
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