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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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9,842 Items found

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SKU: 10152.7-200-MEX5

o-Anisidine; 200 µg/mL in methanol; 1 mL x 5

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  • Brand Chiron
  • Matrix methanol
  • Concentration 200 µg/mL
SKU: 10526.12-500MEX2

Clenbuterol hydrochloride; 500 µg base/mL in methanol; 1 mL x 2

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  • Brand Chiron
  • Concentration 500 µg base/mL
  • Matrix methanol
SKU: IB-LA-A1

1% Lanthanum Ionization Buffer for FAAS in 1% HCl

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  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HCl
  • Raw Material Three 9s as available; no purification
SKU: 2354.8-100-ME

Tetraethylammonium bromide; 100 µg base/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg base/mL
SKU: 8107.10-K-T

1,4-Naphthoquinone; 1000 µg/mL in toluene; 1 mL

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  • Brand Chiron
  • Concentration 1000 µg/mL
  • Matrix isooctane
SKU: 10807.17800UM-ME

Norclozapine; 800 µmol/L in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 800 µmol/L
SKU: 10963.17-500MEX2

Diphenhydramine hydrochloride ; 500 µg base/mL in methanol; 1 mL x 2

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  • Brand Chiron
  • Matrix methanol
  • Concentration 500 µg base/mL
SKU: 11160.14-100DSX2

Meloxicam; 100 µg/mL in DMSO; 1 mL x 2

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  • Brand Chiron
  • Matrix DMSO
  • Concentration 100 µg/mL
SKU: 11302.1510KMEX10

Phenytoin; 10,000 µg/mL in methanol; 1 mL x 10

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  • Brand Chiron
  • Matrix methanol
  • Concentration 10,000 µg/mL
SKU: 11379.16-100MEX2

Ketoprofen; 100 µg/mL in methanol; 1 mL x 2

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
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