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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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SKU: CWW-TOC-G

Total Organic Carbon at 100 µg/mL in H2O (5 mL)

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  • Brand HPS
  • Matrix H2O
  • Concentration 100 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: CWW-TOC-E

Total Organic Carbon at 40 µg/mL in H2O (5 mL)

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  • Brand HPS
  • Matrix H2O
  • Concentration 40 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: CWW-TOC-D

Total Organic Carbon at 30 µg/mL in H2O (5 mL)

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  • Brand HPS
  • Matrix H2O
  • Concentration 30 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: CWW-TOC-C

Total Organic Carbon at 20 µg/mL in H2O (5 mL)

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  • Brand HPS
  • Matrix H2O
  • Concentration 20 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: CWW-TOC-B

Total Organic Carbon at 10 µg/mL in H2O (5 mL)

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  • Brand HPS
  • Matrix H2O
  • Concentration 10 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: CWW-TM-H

22 Component Trace Metals in 10% HNO3 + Tr HF, Mix H (10 mL)

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  • Brand HPS
  • Matrix 10% HNO3 + Tr HF, Mix G
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: CWW-TM-F

22 Component Trace Metals in 10% HNO3 + Tr HF, Mix F (10 mL)

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  • Brand HPS
  • Matrix 10% HNO3 + Tr HF, Mix F
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: CWW-TM-E

22 Component Trace Metals in 10% HNO3 + Tr HF, Mix E (10 mL)

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  • Brand HPS
  • Matrix 10% HNO3 + Tr HF, Mix E
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: CWW-TM-D

22 Component Trace Metals in 10% HNO3 + Tr HF Mix D (10 mL)

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  • Brand HPS
  • Matrix 10% HNO3 + Tr HF Mix D
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: CWW-TM-C

22 Component Trace Metals in 10% HNO3 + Tr HF, Mix C (10 mL)

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  • Brand HPS
  • Matrix 10% HNO3 + Tr HF, Mix C
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: CWW-TM-B

22 Component Trace Metals in 10% HNO3 + Tr HF, Mix B (10 mL)

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  • Brand HPS
  • Matrix 10% HNO3 + Tr HF, Mix B
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: CWW-TM-A

22 Component Trace Metals in 10% HNO3 + Tr HF, Mix A (10 mL)

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  • Brand HPS
  • Matrix 10% HNO3 + Tr HF, Mix A
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
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