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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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9,242 Items found

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SKU: 13347.21-K-ME

Demeclocycline hydrochloride; 1000 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 13363.6-10MG

L-Arginine-13C6,15N4 hydrochloride; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 13363.6-K-HCL

L-Arginine-13C6,15N4 hydrochloride; 1000 µg ARG/mL in 0.1 M HCl; 1 mL

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  • Brand Chiron
  • Matrix 0.1 M HCl
  • Concentration 1000 µg ARG/mL
SKU: 13419.19-500MEX2

Rafoxanide ; 500 µg/mL in methanol; 1 mL x 2

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  • Brand Chiron
  • Matrix methanol
  • Concentration 500 µg/mL
SKU: 13420.12-100-ME

Bithionol; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 13422.50-100-ME

Eprinomectin; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 13422.50-100MEX2

Eprinomectin; 100 µg/mL in methanol; 1 mL x 2

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 13422.50-K-ME

Eprinomectin; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 13423.13-100-ME

Oxyclozanide; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 13423.13-100MEX2

Oxyclozanide; 100 µg/mL in methanol; 1 mL x 2

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 13425.20-100-ME

Chlorfluazuron; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 13426.23-100-ME

Pyrantel pamoate; 100 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg base/mL
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