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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: 9292.17-100-ME

Fluoxetine-d5 hydrochloride (phenyl-d5); 100 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg base/mL
SKU: 9320.15-100-ME

Carbamazepine-d10 (rings-d10); 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 9320.15-5MG

Carbamazepine-d10 (rings-d10); neat; 5 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 9320.15-K-ME

Carbamazepine-d10 (rings-d10); 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 9321.14-K-ME

Diclofenac-d4 (phenyl-d4); 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 9346.11-10MG

Phenazone-d3 (N-methyl-d3); neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 9351.6-K-ME

Isoniazid; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 9352.10-250MG

L-Nicotine; neat; 250 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 9353.10-K-ME

(S)-(-)-Cotinine; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 9355.9-50MG

Myosmine; neat; 50 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 3844.6-100MG

Hydroquinone; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 3844.6-K-IP

Hydroquinone; 1000 µg/mL in isopropanol; 1 mL

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  • Brand Chiron
  • Matrix isopropanol
  • Concentration 1000 µg/mL
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