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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: IB-LA-A1

1% Lanthanum Ionization Buffer for FAAS in 1% HCl

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  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HCl
  • Raw Material Three 9s as available; no purification
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SKU: IB-CS-B5

5% Cesium Ionization Buffer for FAAS in 1% HNO3

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  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HNO3
  • Raw Material Three 9s as available; no purification
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SKU: HPCQC

HPC Control (5-500)

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
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SKU: HICAL-ACIDS

HICAL-Acids Mix, 2,000 µg/mL

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  • Brand Spex
  • Matrix Methylene Chloride
  • Concentration 2,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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SKU: HGOMS

Mercury at 50 µg/g in Mineral Oil

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  • Brand HPS
  • Matrix Mineral Oil
  • Concentration 50 µg/g
  • Certification Single: Gravimetric
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SKU: GRO-EPA-2

Gasoline Range Organics (EPA) Alternative Formulations

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  • Brand Spex
  • Matrix Methanol-P&T
  • Concentration 500 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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SKU: GRO-1000-PK

Gasoline Range Organics Mix for EPA Method 8015, 1000µg/mL (4 x 1 mL)

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  • Brand Spex
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SKU: GAS-20

Regular Unleaded Gas-87 Octane, 20 mg/mL

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  • Brand Spex
  • Matrix Methanol-P&T
  • Concentration 20 mg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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SKU: FMPT-027

Qualitative Clostridium PT, Set of 3 Samples, supplied with DI Water hydration fluid

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  • Brand NSI
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SKU: FMPT-021B

Environmental Swab - E.coli O157:H7 PT Express

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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SKU: FMPT-021

Environmental Swab - E.coli 0157 (5 pack)

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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SKU: FMPT-020B

Environmental Swab PT - Listeria Monocytogenes PT Express

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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