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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: 551

Ethylene glycol

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  • Brand NSI
  • Matrix MeOH
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 541

Benzoic acid

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  • Brand NSI
  • Concentration 20-200 mg/kg
SKU: 536

Vinyl chloride

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  • Brand NSI
  • Matrix Methanol
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 527

1,3-Dinitrobenzene

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  • Brand NSI
  • Matrix Methanol
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 520

cis-1,3-Dichloropropylene

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  • Brand NSI
  • Matrix PT Methanol
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 498

2,3,4,6-Tetrachlorophenol

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  • Brand NSI
  • Matrix CH2Cl2
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 493

1,1,2-Trichlorotrifluoroethane

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  • Brand NSI
  • Matrix PT Methanol
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
SKU: 485

N-Nitrosomorpholine

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  • Brand NSI
  • Matrix Methanol
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 480

1,4-Dioxane

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  • Brand NSI
  • Matrix PT Methanol
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 476

Allyl chloride

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  • Brand NSI
  • Matrix PT Methanol
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 475

Allyl alcohol

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  • Brand NSI
  • Matrix Methanol
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 473

Acetonitrile

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  • Brand NSI
  • Matrix Methanol-P&T
  • Concentration 1,000 μg/mL
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
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