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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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9,875 Items found

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SKU: IC-SS-M

Sulfate from Sodium Sulfate at 1,000 µg/mL in H2O

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  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
SKU: 2515.7-K-AN

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

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  • Brand Chiron
  • Concentration 1000 µg/mL
  • Matrix acetonitrile
SKU: TX-1005SQCB

Texas TPH in Soil - Blind

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  • Brand NSI
  • Certification Grav &/ Volumetric w/analytical confirmation
  • Raw Material >95% min; as available
SKU: WQC-PH-10-500

pH Standard 10 at 25ºC at 10.00 units in H2O (500 mL)

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  • Brand HPS
  • Matrix H2O
  • Raw Material Two 9s as available; no purification
  • Certification Single: Grav. w/multiple Analytical Confirmation
SKU: FA-M6C-A1

6 Component Fatty Acids Mix at 1,000 µg/mL in H2O, 1 mL

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  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Certification Single: Gravimetric
SKU: PCB-MD7C-A1

7 Component Dutch 7 PCB Congeners Mix, 1 mL

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  • Brand HPS
  • Matrix Isooctane
  • Concentration 100 µg/mL
  • Certification Single: Gravimetric
SKU: FM-740-O

Metals in Oil

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  • Brand NSI
  • Matrix Hemp Oil
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
SKU: FM-740

Heavy Metals in Hemp

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  • Brand NSI
  • Matrix Hemp
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
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