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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: 11371.8-500-AN

Phenylmercury acetate, 500 µg/mL in acetonitrile

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 500 µg/mL
  • Raw Material 94.5% min
  • Certification Grav. &/or Volume w/Analytical Confirmation
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SKU: 1220L

Methyl-tert-butyl ether

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
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SKU: 1218H

Ethanol

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
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SKU: 1215H

Glyphosate

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
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SKU: 1211-A

bis(2-Ethylhexyl)adipate

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
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SKU: 1191M

2,4-Dichlorphenylacetic acid (Free Acid)

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
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SKU: 1191-A

2,4-Dichlorphenylacetic acid (Free Acid)

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
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SKU: 1161-M

Azinphos ethyl

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