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Analytical Reference Material

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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9,385 Items found

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SKU: TIOMS

Titanium at 1,000 µg/g in Mineral Oil

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  • Brand HPS
  • Matrix Mineral Oil
  • Concentration 1,000 µg/g
  • Certification Single: Gravimetric
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SKU: THM-LM4C-A1

4 Component Trihalomethanes Mix, 200 µg/mL

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  • Brand HPS
  • Matrix Methanol-P&T
  • Concentration 200 µg/mL
  • Certification Single: Gravimetric
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SKU: THM-HM4C-A1

4 Component Trihalomethanes Mix, 2,000 µg/mL

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  • Brand HPS
  • Matrix Methanol-P&T
  • Concentration 2,000 μg/mL
  • Certification Single: Gravimetric
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SKU: TDS-2-500

CONDUCTIVITY (TDS AS KCL) 650 PPM (500 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 650 PPM
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SKU: TDS-1-500

CONDUCTIVITY (TDS AS KCL) 65 PPM (500 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 65 PPM
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SKU: TCLP-V-PK

TCLP Volatiles Spike without Vinyl Chloride (4 x 1 mL)

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  • Brand Spex
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  • Top rated
SKU: TCLP-500N

TCLP STANDARD 1, 500ML (NO HG)

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  • Brand Spex
  • Matrix 2% HNO3
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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  • Top rated
  • KIT
SKU: TCLP-500

TCLP STANDARD 1

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  • Brand Spex
  • Matrix 2% HNO3
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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  • Top rated
SKU: TCLP-100N

TLCP STANDARD 1, 125ml (NO HG)

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  • Brand Spex
  • Matrix 2% HNO3
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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  • Top rated
  • KIT
SKU: TCLP-100

TCLP STANDARD 1

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  • Brand Spex
  • Matrix 2% HNO3
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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SKU: S-WG-50-PK

Regular Unleaded Gasoline Weathered Fuel Std, 50% Weathered(4 x 1 mL)

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  • Brand Spex
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SKU: SV-IS-M6C-A1

6 Component Internal Organic Standard (1 mL)

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  • Brand HPS
  • Matrix Methylene Chloride
  • Concentration 2,000 μg/mL
  • Certification Single: Gravimetric
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