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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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9,856 Items found

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  • New
SKU: 3338.12-100

Chlorfenvinphos, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 3339.5-100

Chlormephos, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 3340.7-100

4-Chlorobenzyl mercaptan, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 3342.8-100

Chlorothalonil, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 2310.10-100

Chlorotoluron, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 2313.15-100

Chloroxuron, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 3343.10-100

Chlorpropharm, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 3344.9-100

Chlorpyrifos, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 3345.7-100

Chlorpyrifos-methyl, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 9499.10-100

Clofibric acid, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 3346.6-100

Clopyralid, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
  • New
SKU: 3347.14-100

Coumaphos, 100 µg/mL

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  • Brand Chiron
  • Certification Grav. &/or Volume w/Analytical Confirmation
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