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High-Quality Analytical Reference Materials Spex | NSI | HPS | Chiron

Precision & Accuracy for Every Analysis

Ensure the highest confidence in your laboratory results with high-quality reference materials from industry-leading brands: Spex, NSI, HPS, and Chiron. Our extensive selection supports environmental, food safety, pharmaceutical, toxicology, cannabis, and industrial testing.

Our Reference Materials Include:

  • Inorganic Standards – Trace metals, ICP, ICP-MS, AAS, and wet chemistry solutions
  • Organic Standards – Pesticides, PCBs, PAHs, VOCs, SVOCs, and more
  • Microbiology Standards – Quantitative and qualitative reference materials for pathogen detection, sterility testing, and microbial analysis
  • Proficiency Testing (PT) Samples – Validate accuracy with external quality controls
  • Custom Standards – Tailored solutions to meet your lab’s specific needs - Fill out your custom request today!

Why Choose Us?

  • ISO 17034 & ISO 17025 Accreditation – Certified for reliability and traceability
  • Compliance with EPA, AOAC, ASTM, ISO, and other global regulations
  • High-Purity Materials – Ensuring precision in every analysis
  • Expert Support – Technical assistance to optimize your testing process

Get Started Today

Explore our full range of analytical and microbiology reference materials.

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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
  • Top rated
SKU: SPEC-SE4

SELENIUM 4 in 2-5% HNO3 1000PPM (125 mL)

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  • Brand Spex
  • Matrix 2-5% HNO3
  • Concentration 1000ppm
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
  • Top rated
SKU: SPEC-CR6M

CR+6 1000 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
  • Top rated
SKU: SPEC-CR6

CHROMIUM 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
  • Top rated
SKU: SPEC-CR3M

CR+3 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
  • Top rated
SKU: SPEC-CR3

CHROMIUM 3 in 2-5% HNO3 1000ppm (125ml)

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  • Brand Spex
  • Matrix 2-5% HNO3
  • Concentration 1000ppm
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
  • Top rated
SKU: SPEC-AS5M

AS+5 1000 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
  • Top rated
SKU: SPEC-AS5

RSENIC 5 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
  • Top rated
SKU: SPEC-AS3M

AS+3 1000 UG/ML(30 mL)

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  • Brand Spex
  • Matrix 2% HCl
  • 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
  • Top rated
SKU: SPEC-AS3

ARSENIC 3 in 2-5% HCL 1000ppm (125 mL)

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  • Brand Spex
  • Matrix 2-5% HCL
  • Concentration 1000ppm
  • Measured Impurities 68 elements to ppm (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
SKU: SPE-116

TPH in Soil

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  • Brand NSI
  • Matrix Soil
  • Certification Single: Gravimetric and/or Volumetric
SKU: SPE-115

Diesel in Soil

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  • Brand NSI
  • Matrix Soil
  • Certification Single: Gravimetric and/or Volumetric
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