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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

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Explore our full range of analytical and microbiology reference materials.

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9,246 Items found

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SKU: 10371.8-K-ME

Valproic acid-d6; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 10379.25-100-AN

D-Norpropoxyphene maleate; 100 µg base/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 100 µg base/mL
SKU: 10412.4-10MG

Sodium DL-3-hydroxybutyrate-3,4,4,4-d4; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 10412.4-25MG

Sodium DL-3-hydroxybutyrate-3,4,4,4-d4; neat; 25 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 10412.4-50MG

Sodium DL-3-hydroxybutyrate-3,4,4,4-d4; neat; 50 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 10414.4-K-ME

Sodium DL-2-hydroxybutyrate; 1000 µg salt/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg salt/mL
SKU: 10417.14-100MG

Disperse Blue I, 30 % dye content; neat, 30% dye content; 100 mg

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  • Brand Chiron
  • Matrix neat, 30% dye content
  • Concentration neat, 30% dye content
SKU: 10426.20-K-ME

6-β-Naltrexol hydrate; 1000 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 10433.19-10MG

Flecainide acetate; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 10434.15-100-ME

Carbamazepine-10,11-epoxide-d10 (rings-d10); 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 10439.9-K-ME

Ethenzamide; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 10449.8-50-IO

1,2,4,5-Tetrabromo-3,6-dimethylbenzene; 50 µg/mL in isooctane; 1 mL

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  • Brand Chiron
  • Matrix isooctane
  • Concentration 50 µg/mL
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