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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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9,913 Items found

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SKU: 1326.18-10UG

Chrysene-trans-5,6-dihydrodiol; neat; ca. 10 µg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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SKU: 13431.13-100-DS

Hydroxylimine hydrochloride; 100 µg base/mL in DMSO; 1 mL

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  • Brand Chiron
  • Matrix DMSO
  • Concentration 100 µg base/mL
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SKU: 13476.8-50-ME

Di-n-butyl phosphate; 50 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 50 µg/mL
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SKU: 13477.16-50-ME

Bis(2-ethylhexyl) phosphate; 50 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 50 µg/mL
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SKU: 14910.8-50-ME

Perfluorooctanesulfonic acid (n-isomer enriched); 50 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Concentration 50 μg/mL
  • Matrix Methanol
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SKU: 2874.11-50-ME

Perfluoroundecanoic acid, n-isomer (major); 50 µg/mL in MeOH with 4 mole eq. NaOH; 1 mL

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  • Brand Chiron
  • Concentration 50 μg/mL
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SKU: 521-A

EPA Method 521 Nitrosamine Native Mix; 100 µg/mL in Dichloromethane; 1 mL

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  • Brand Spex
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Concentration 100 µg/mL
  • Matrix Dichloromethane
  • Raw Material >95% min; as available
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SKU: 8070-X

EPA Method 8070 Nitrosamine Native Mix; 200 µg/mL in Methanol; 1 mL

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  • Brand Spex
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Concentration 2000 µg/mL
  • Matrix Methanol
  • Raw Material >95% min; as available
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SKU: 607-X

EPA Method 607 Nitrosamine Native Mix; 1000 µg/mL in Methanol; 1 mL

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  • Brand Spex
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Concentration 1000 µg/mL
  • Matrix Methanol
  • Raw Material >95% min; as available
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SKU: 16136.10-50-IO

1H,1H,2H,2H-Perfluorooctyldimethylchlorosilane (technical grade); 50 µg/mL in isooctane; 1 mL

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  • Brand Chiron
  • Concentration 50 μg/mL
  • Matrix Isooctane
  • Raw Material 94.5% min
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SKU: 24121-65

MicroPrefs® Blank tablet

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  • Brand Chiron
  • Concentration excipient
  • Matrix Excipient
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SKU: 24121-92

MicroPrefs® Polyethylene (50-300 µm); neat

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  • Brand Chiron
  • Concentration neat
  • Matrix Neat
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