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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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9,408 Items found

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SKU: CRM-5481-1-ME

PFAS EPA Method 533 Mix, 1 µg/mL in methanol with 4 mol eq. NaOH, 1 mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • Concentration 1 µg/mL
  • Matrix Methanol with 4 mol eq. NaOH
  • Raw Material min. 95% purity
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SKU: CRM-5482-2-ME

PFAS EPA Method 537 Mix, 2 µg/mL in methanol with 4 mol eq. NaOH, 1 mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • Concentration 2 µg/mL
  • Matrix Methanol with 4 mol eq. NaOH
  • Raw Material min. 95% purity
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  • New
SKU: CRM-5484-ASS-ME

PFAS EPA Method 1633 Mix, in methanol with 4 mol eq. NaOH, 1 mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • Concentration Assorted
  • Matrix Methanol with 4 mol eq. NaOH
  • Raw Material min. 95% purity
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SKU: CRM-5483-20-ME

PFAS EPA NPDWR2024 Mix, 20 µg/mL in methanol with 4 mol eq. NaOH, 1 mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • Concentration 20 µg/mL
  • Matrix Methanol with 4 mol eq. NaOH
  • Raw Material min. 95% purity
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  • Top rated
SKU: PLLI2-2M

Lithium, 1,000 µg/mL, for AA and ICP (30 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1,000 µg/mL
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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  • Top rated
SKU: PLSB7-2M

Antimony, 1,000 µg/mL, for AA and ICP (30 mL)

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  • Brand Spex
  • Matrix H2O/0.6% Tartaric Acid/tr. HNO3
  • Concentration 1,000 µg/mL
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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  • Top rated
SKU: PLAL2-2M

Aluminum, 1,000 µg/mL, for AA and ICP (30 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1,000 µg/mL
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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  • Top rated
SKU: PLSR2-2M

Strontium, 1,000 µg/mL, for AA and ICP (30 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1,000 µg/mL
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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  • Top rated
SKU: PLBI4-2M

Bismuth, 1,000 µg/mL, for AA and ICP (30 mL)

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  • Brand Spex
  • Matrix 10% HNO3
  • Concentration 1,000 µg/mL
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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  • Top rated
SKU: PLTI9-2M

Titanium, 1,000 µg/mL, for AA and ICP (30 mL)

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  • Brand Spex
  • Matrix H2O/0.24% F-
  • Concentration 1,000 µg/mL
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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  • Top rated
SKU: PLPB2-2M

Lead at 1,000 µg/mL, for AA and ICP (30 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1,000 µg/mL
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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  • Top rated
SKU: CLP90-75SA5

High Concentration Acid Surrogates, 7,500 µg/mL (5 mL)

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  • Brand Spex
  • Matrix Methanol
  • Concentration 7,500 µg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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