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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.

Browse Our Products below

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9,184 Items found

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SKU: 230H

Phenanthrene-d10

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
  • Top rated
SKU: 22-BIG-PEST-200

EPA Method 8081 Pesticide Standard

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  • Brand Spex
  • Matrix Hexane:Toluene (50:50)
  • Concentration 200 µg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
SKU: 220H

Aldrin

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 212LL

Bromoform

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 212L

Bromoform

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 200LL

Chlorodibromomethane

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 200H

Chlorodibromomethane

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 197H

2-Methyl-2-Pentanol

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 194L

2-Fluorobiphenyl

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 17H

2-Chloroethyl vinyl ether 5000ppm

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  • Brand NSI
  • Matrix vinyl ether
  • Concentration 5000ppm
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 179-A

2,4,5-Trichlorophenol

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 177MC

1,2,4,5-Tetrachlorobenzene

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