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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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SKU: SDFS-10-Y

SULFUR IN #2 DIESEL FUEL 10 PPM (100 g)

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  • Brand Spex
  • Matrix #2 DIESEL FUEL
  • Concentration 10 PPM
SKU: SDFS-100-Y

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

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  • Brand Spex
  • Matrix #2 DIESEL FUEL
  • Concentration 100PPM
SKU: SDFS-1000-Y

SULFUR IN #2 DIESEL FUEL 1000PPM (100 mL)

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  • Brand Spex
  • Matrix #2 DIESEL FUEL
  • Concentration 1000ppm
  • Top rated
SKU: S-605

n-Butane

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  • Brand Spex
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Concentration 1,000 μg/mL
  • Matrix Methanol-P&T
  • Raw Material >95% min; as available
  • Top rated
SKU: S-3145

Propane

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  • Brand Spex
  • Matrix Methanol-P&T
  • Concentration 1,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Top rated
SKU: S-2975

n-Pentane

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  • Brand Spex
  • Matrix Methanol-P&T
  • Concentration 1,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Top rated
SKU: S-2190

n-Hexane

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  • Brand Spex
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Concentration 1,000 μg/mL
  • Matrix Methanol-P&T
  • Raw Material >95% min; as available
  • Top rated
SKU: S-2125

n-Heptane

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  • Brand Spex
  • Matrix Methanol-P&T
  • Concentration 1,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
SKU: QCO-150B

NPW - BTEX by PID - Blind

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  • Brand NSI
  • Matrix Methanol solution
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: QCO-150

NPW - BTEX by PID

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  • Brand NSI
  • Matrix Methanol
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
  • Top rated
SKU: PLS9-3Y

Sulfur, 10,000 µg/mL, for AA and ICP (125 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 10,000 µg/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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