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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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9,246 Items found

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SKU: 14038.18-K-ME

Ceftriaxone disodium salt hemiheptahydrate ; 1000 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 14043.21-K-ME

Cyproheptadine hydrochloride sesquihydrate; 1000 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 14052.9-100-ME

2-Quinoxalinecarboxylic acid; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 14052.9-100MG

2-Quinoxalinecarboxylic acid; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 1406.8-1G

2,4-Dimethylphenol; neat; 1 g

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 14074.20-K-ME

Methotrexate; 1000 µg/mL in MeOH with 0.1N NaOH; 1 mL

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  • Brand Chiron
  • Matrix MeOH with 0.1N NaOH
  • Concentration 1000 µg/mL
SKU: 14075.20-100-ME

Methotrexate-​d3; 100 µg/mL in MeOH with 0.1N NaOH; 1 mL

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  • Brand Chiron
  • Matrix MeOH with 0.1N NaOH
  • Concentration 100 µg/mL
SKU: 14078.10-100-ME

5-Hydroxytryptophol-d4; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 14079.4-1G

Putrescine; neat; 1 g

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 14080.X-50G

Brominated styrene-butadiene copolymer; neat; 50 g

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 14082.10-K-ME

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

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
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