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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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9,250 Items found

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SKU: MIC-QC15B

MIC-QC15B - Quantitative Standard Plate Count - Blind

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
SKU: MIC-QC14B

MIC-QC14B - Drinking Water Quantitative Enterococcus - Blind

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
SKU: MIC-QC13B

MIC-QC13B - Drinking Water Enterococci 10 Sample Set - Blind

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
SKU: FMPT-021B

Environmental Swab - E.coli O157:H7 PT Express

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: FMPT-020B

Environmental Swab PT - Listeria Monocytogenes PT Express

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: FMPT-019B

Environmental Swab PT - Salmonella spp PT Express

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: FMPT-018B

Environmental Swab - Listeria spp PT Express

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: FCPT-012B

Qualitative Soy Allergen PT Express Panel

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  • Brand NSI
  • Raw Material Food Grade
  • Certification Single: Grav. w/Analytical Confirmation
SKU: FCPT-010B

Qualitative Milk Allergen PT Express Panel

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  • Brand NSI
  • Raw Material Food Grade
  • Certification Single: Grav. w/Analytical Confirmation
SKU: FCPT-005B

Meat Homogenate PT Express

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  • Brand NSI
  • Raw Material Food Grade
  • Certification Single: Grav. w/Analytical Confirmation
SKU: FCPT-001B

Proximates and Elements in Foods PT Express

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  • Brand NSI
  • Raw Material Food Grade
  • Certification Single: Grav. w/Analytical Confirmation
SKU: CMPT-085B

Quantitative Yeast & Mold in Hemp PT Express

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  • Brand NSI
  • Matrix Hemp
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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