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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.

Browse Our Products below

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9,205 Items found

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SKU: 1427.6-K-W

Phenol; 1000 µg/mL in water; 1 mL

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  • Brand Chiron
  • Matrix water
  • Concentration 1000 µg/mL
SKU: 14270.12-100-AN

Aprinocid; 100 µg/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 100 µg/mL
SKU: 14274.20-10MG

Imidapril hydrochloride; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 1429.11-1G

4-tert-Butyl-2-methylphenol; neat; 1 g

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 14292.13-100-ME

Succinylsulfathiazole; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 14294.8-100-ME

Tinidazole; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 14295.20-K-ME

(+/-) Reboxetine mesylate; 1000 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 14307.4-K-HCL

DL-Homocysteine; 1000 µg/mL in 0.1 M HCl; 1 mL

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  • Brand Chiron
  • Matrix 0.1 M HCl
  • Concentration 1000 µg/mL
SKU: 14309.8-K-HCL

DL-Homocystine ; 1000 µg/mL in 0.1 M HCl; 1 mL

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  • Brand Chiron
  • Matrix 0.1 M HCl
  • Concentration 1000 µg/mL
SKU: 14328.8-200MG

Hydralazine hydrochloride; neat; 200 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 14330.19-10MG

Prazosin hydrochloride; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 14341.33-10MG

Natamycin; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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