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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: 15279.18-100MG

Chloroquine diphosphate; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 15279.18-K-W

Chloroquine diphosphate; 1000 µg base/mL in water; 1 mL

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  • Brand Chiron
  • Matrix water
  • Concentration 1000 µg base/mL
SKU: 1528.12-100-IO

Dibenzofuran-d8; 100 µg/mL in isooctane; 1 mL

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  • Brand Chiron
  • Matrix isooctane
  • Concentration 100 µg/mL
SKU: 15288.18-K-ME

Felodipine; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 15289.19-K-ME

Isradipine; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 15290.21-K-ME

Nimodipine; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 15294.9-10MG

Tizanidine hydrochloride; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 15298.5-K-ME

1-Vinylimidazole; 1000 µg salt/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg salt/mL
SKU: 15299.4-1G

2-Methylimidazole; neat; 1 g

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 15312.21-K-ME

Pipamperone; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
SKU: 15361.6-250MG

L-2-Aminoadipic acid; neat; 250 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 15364.3-250MG

β-Alanine; neat; 250 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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