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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: SQCO-005

PCB in Soil

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
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SKU: SPXPR-4-PK

Pesticide Mix 4 (15 Comp) 100 µg/mL in LC/MS Acetonitrile (4 x 1 mL)

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  • Brand Spex
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SKU: SPXPR-3-PK

Pesticide Mix 3 (15 Comp) 100 µg/mL in LC/MS Acetonitrile (4 x 1 mL)

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  • Brand Spex
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SKU: SPXPR-2-PK

Pesticide Mix 2 (15 Comp) 100 µg/mL in LC/MS Acetonitrile (4 x 1 mL)

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  • Brand Spex
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SKU: SPXPR-1-PK

Pesticide Mix 1 (16 Comp) 100 µg/mL in LC/MS Acetonitrile (4 x 1 mL)

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  • Brand Spex
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SKU: SPXPR-10-PK

Pesticide Mix 10 (15 Comp) 100 µg/mL in LC/MS Acetonitrile (4 x 1 mL)

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  • Brand Spex
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SKU: SPIKE-4

AA/ICP SPIKE SAMPLE STANDARD 4

  • CCL
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  • Brand Spex
  • Matrix 5% HNO3/tr. Tartaric Acid/tr. HF
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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SKU: SPIKE-1-500

SPIKE SAMPLE STANDARD,500 ML

  • CCL
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  • Brand Spex
  • Matrix 5% HNO3/tr. Tartaric Acid/tr. HF
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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SKU: SPIKE-1

SPIKE SAMPLE STANDARD (125 mL)

  • CCL
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  • Brand Spex
  • Matrix 5% HNO3/tr. Tartaric Acid/tr. HF
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
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SKU: SPEC-SE6M

SE+6 00 UG/ML (30 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 1000 UG/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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SKU: SPEC-SE6

SELENIUM 6 in H2O 1000PPM (125 mL)

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  • Brand Spex
  • Matrix H2O
  • Concentration 1000ppm
  • 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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SKU: SPEC-SE4M

SE+4 1000 UG/ML (30 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1000 UG/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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