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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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9,205 Items found

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SKU: 8393.6-K-TF

Levoglucosan; 1000 µg/mL in tetrahydrofuran; 1 mL

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  • Brand Chiron
  • Matrix tetrahydrofuran
  • Concentration 1000 µg/mL
SKU: 8396.10-K-ME

cis-Pinonic acid; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 8471.11-10MG

Carbadox; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 8480.10-K-IP

2-Naphthol-d7; 1000 µg/mL in isopropanol; 1 mL

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  • Brand Chiron
  • Matrix isopropanol
  • Concentration 1000 µg/mL
SKU: 8481.22-K-AN

Diltiazem hydrochloride; 1000 µg base/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 1000 µg base/mL
SKU: 8481.22-K-ME

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

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 8483.34-100-ME

Metoprolol tartrate; 100 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg base/mL
SKU: 8494.0-100MG

Potassium bromate, Comet assay grade; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 8499.12-100MG

Dapsone; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 8503.25-1-DS

COMICS-8503 (Ro-19-8022); 1 mM in DMSO; 1 mL Certan

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  • Brand Chiron
  • Matrix DMSO
  • Concentration 1 mM
SKU: 8503.25-2.5-DS

COMICS-8503 (Ro-19-8022); 2.5 mM in DMSO; 1 mL Certan

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  • Brand Chiron
  • Matrix DMSO
  • Concentration 2.5 mM
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