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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

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Explore our full range of analytical and microbiology reference materials.

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9,252 Items found

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SKU: 10903.16-K-AN

Ethyl myristate-d5; 1000 µg/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 1000 µg/mL
SKU: 10905.20-K-AN

Ethyl stearate-d5; 1000 µg/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 1000 µg/mL
SKU: 10910.39-100-MX

Phosphatidylethanol (16:0/18:1); 100 µg/mL in 2-PE:CY (52:48) ; 1 mL

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  • Brand Chiron
  • Matrix 2-PE:CY (52:48)
  • Concentration 100 µg/mL
SKU: 10913.10-100-ME

Sulfamethoxazole-d4 (benzene-d4); 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 10915.22-K-AN

(+)-cis-Diltiazem-d3 hydrochloride (acetoxy-d3); 1000 µg base/mL in acetonitrile; 1 mL

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  • Brand Chiron
  • Matrix acetonitrile
  • Concentration 1000 µg base/mL
SKU: 10916.27-100-ME

(±)-Verapamil-d3 hydrochloride (N-methyl-d3) ; 100 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg base/mL
SKU: 10928.17-K-IO

n-Pentyltri-n-butyltin; 1000 µg/mL in isooctane; 1 mL

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  • Brand Chiron
  • Matrix isooctane
  • Concentration 1000 µg/mL
SKU: 10929.18-K-IO

Di-n-butyldi-n-pentyltin; 1000 µg/mL in isooctane; 1 mL

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  • Brand Chiron
  • Matrix isooctane
  • Concentration 1000 µg/mL
SKU: 10930.19-K-IO

n-Butyltri-n-pentyltin; 1000 µg/mL in isooctane; 1 mL

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  • Brand Chiron
  • Matrix isooctane
  • Concentration 1000 µg/mL
SKU: 10931.23-K-IO

n-Pentyltriphenyltin; 1000 µg/mL in isooctane; 1 mL

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  • Brand Chiron
  • Matrix isooctane
  • Concentration 1000 µg/mL
SKU: 10932.14-K-IO

n-Pentyltri-n-propyltin; 1000 µg/mL in isooctane; 1 mL

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  • Brand Chiron
  • Matrix isooctane
  • Concentration 1000 µg/mL
SKU: 1094.8-K-HX

Benzofuran; 1000 µg/mL in n-hexane; 1 mL

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  • Brand Chiron
  • Matrix n-hexane
  • Concentration 1000 µg/mL
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