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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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9,912 Items found

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SKU: 1161-HA

Azinphos ethyl

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
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SKU: 11846

Listeria ivanovii

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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SKU: 11857.12-50-IO

MeFHxSEA,1 mL,50 µg in Isooctane,1 mL

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  • Brand Chiron
  • Concentration 50 μg/mL
  • Matrix isooctane
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SKU: 11931.12-50-AN

N-EtFOSE,1 mL,50 µg in Acetonitrile,1 mL

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  • Brand Chiron
  • Concentration 50 μg/mL
  • Matrix acetonitrile
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SKU: 1191WL

Herbicide Surrogate

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
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SKU: 12220.14-50-ME

1H,1H,2H,2H-Perfluorotetradecan-1-ol,50 µg/mL in methanol,1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 50 µg/mL
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SKU: 11933.10-50-AN

N-Ethyl-n-perfluorooctanesulfonamide,50 µg/mL in acetonitrile,1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 50 µg/mL
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SKU: 11932.9-50-AN

N-Methyl-n-perfluorooctanesulfonamide,50 µg/mL in acetonitrile,1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 50 µg/mL
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SKU: 11504.22-100-ME

(-)-Noscapine; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
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SKU: 11504.22-100MG

(-)-Noscapine; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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SKU: 11510.48-100MG

Ivermectine (Ivermectine B1a + B1b); neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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SKU: 11510.48-K-AN

Ivermectine (Ivermectine B1a + B1b); 1000 µg/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 1000 µg/mL
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