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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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9,925 Items found

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SKU: AS-I9-2Y

Iodide (I)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (125 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
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SKU: AS-I9-2X

Iodide (I)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (500 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
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SKU: AS-HCO29-2Y

Formate (HCO2)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (125 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
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SKU: AS-HCO29-2X

Formate (HCO2)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (500 mL)

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  • Brand Spex
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
  • Concentration 1,000 µg/mL
  • Matrix H2O
  • Measured Impurities Store at 15 to 30°C to maintain stability and ensure reliable performance during analytical workflows.
  • Raw Material Min three 9s &/purification as available
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  • KIT
SKU: AS-F9-SET

Set of 5 Solutions for Fluoride

  • CCL
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  • Brand Spex
  • Matrix H2O
  • Concentration 0.1 M
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
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SKU: AS-F9-5Y

Fluoride (F-) Single-Element Ion Selective Electrode Standard, 0.1 M (125 mL)

  • CCL
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  • Brand Spex
  • Matrix H2O
  • Concentration 0.1 M
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
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SKU: AS-F9-5X

Fluoride (F-) Single-Element Ion Selective Electrode Standard, 0.1 M (500 mL)

  • CCL
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  • Brand Spex
  • Matrix H2O
  • Concentration 0.1 M
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
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SKU: AS-F9-2Y

Fluoride (F)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (125 mL)

  • CCL
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  • Brand Spex
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
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  • Top rated
SKU: AS-F9-2X

Fluoride (F)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (500 mL)

  • CCL
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  • Brand Spex
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
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SKU: ANALCS

12 Component ICP Standard in 2% HNO3

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  • Brand HPS
  • Matrix 2% HNO3
  • Concentration Multiple
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
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  • KIT
SKU: AM-SET

Assurance® Alternate Metals for AA & ICP (125 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 20 µg/mL
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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SKU: 9LL

1,2-Dichloroethane

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