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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: 9282.28-25MG

Sildenafil citrate; neat; 25 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 9284.17-100-ME

(+)-(1S,4S)-Sertraline hydrochloride; 100 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg base/mL
SKU: 9288.17-100-ME

Mirtazapine; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 9298.23-100-ME

Vardenafil-d5 (N-ethyl-d5); 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 9353.10-100MG

(S)-(-)-Cotinine; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 9373.12-50-NN

2,2',4,4'-Tetrabromo[13C12]diphenyl ether; 50 µg/mL in n-nonane; 1 mL

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  • Brand Chiron
  • Matrix n-nonane
  • Concentration 50 µg/mL
SKU: 9374.12-50-NN

2,4,4'-Tribromo[13C12]diphenyl ether; 50 µg/mL in n-nonane; 1 mL

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  • Brand Chiron
  • Matrix n-nonane
  • Concentration 50 µg/mL
SKU: 9402.16-K-ME

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

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 9407.15-100-ME

Metoprolol-d7 hydrochloride (isopropyl-d7); 100 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg base/mL
SKU: 9407.15-K-ME

Metoprolol-d7 hydrochloride (isopropyl-d7); 1000 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 9415.24-K-ME

Trimipramine maleate; 1000 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 9417.17-100-ME

Venlafaxine hydrochloride; 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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