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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: 13807.6-100-AN

Hydroxymetronidazole; 100 µg/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 100 µg/mL
SKU: 13811.18-K-ME

Pefloxacin mesylate ; 1000 µg base/mL in 0.04M NaOH in MeOH; 1 mL

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  • Brand Chiron
  • Matrix 0.04M NaOH in MeOH
  • Concentration 1000 µg base/mL
SKU: 13835.22-100MG

Diminazene aceturate; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 13837.14-100-DS

Nitrovin hydrochloride ; 100 µg base/mL in DMSO; 1 mL

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  • Brand Chiron
  • Matrix DMSO
  • Concentration 100 µg base/mL
SKU: 13842.14-K-AN

Pipemidic acid; 1000 µg/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 1000 µg/mL
SKU: 13845.18-K-AN

Carazolol; 1000 µg/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 1000 µg/mL
SKU: 13859.12-K-AN

Phenothiazine ; 1000 µg/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 1000 µg/mL
SKU: 13863.23-100-AN

Leucomalachite green; 100 µg/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 100 µg/mL
SKU: 13881.15-100-ME

Robenidine hydrochloride; 100 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg base/mL
SKU: 13890.19-100MG

Nicarbazin ; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 13890.19-500-DS

Nicarbazin ; 500 µg/mL in DMSO; 1 mL

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  • Brand Chiron
  • Matrix DMSO
  • Concentration 500 µg/mL
SKU: 13907.28-10MG

Isometamidium chloride (mixture of isomers); neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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