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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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9,169 Items found

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SKU: IC-5-1

6 Anion Standard (125 mL)

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-4

5 Comp Cation Standard at 100 µg/mL in H2O

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  • Brand HPS
  • Matrix H2O
  • Concentration 100 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-2-B

1 Comp Anion Std at 1,000 µg/mL in H2O Solution B

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  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-2-A

6 Comp Anion Std at 1,000 µg/mL in H2O Solution A

  • CCL
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  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-2

7 Comp Anion Std at 1,000 µg/mL in H2O

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  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-1-B

1 Component Anion Standard at 100 µg/mL in H2O Solution B

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  • Brand HPS
  • Matrix H2O
  • Concentration 100 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-1-A

6 Component Anion Standard at 100 µg/mL in H2O Solution A

  • CCL
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  • Brand HPS
  • Matrix H2O
  • Concentration 100 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-1

7 Component Anion Standard at 100 µg/mL in H2O

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  • Brand HPS
  • Matrix H2O
  • Concentration 100 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: HPCQC

HPC Control (5-500)

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  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
  • Top rated
SKU: HICAL-ACIDS

HICAL-Acids Mix, 2,000 µg/mL

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  • Brand Spex
  • Matrix Methylene Chloride
  • Concentration 2,000 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
SKU: HGOMS

Mercury at 50 µg/g in Mineral Oil

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  • Brand HPS
  • Matrix Mineral Oil
  • Concentration 50 µg/g
  • Certification Single: Gravimetric
  • Top rated
SKU: GRO-EPA-2

Gasoline Range Organics (EPA) Alternative Formulations

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  • Brand Spex
  • Matrix Methanol-P&T
  • Concentration 500 μg/mL
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
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