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Certified Reference Materials for Drinking Water Analysis

Drinking water is susceptible to numerous harmful contaminants, prompting the EPA to establish rigorous regulations for more than 90 pollutants, including microorganisms, inorganic chemicals, organic chemicals, disinfectants, and disinfection by-products.

We provide an extensive range of certified reference materials (CRMs) tailored for comprehensive drinking water analysis. Offerings include drinking water pH standards and testing standards for residual free chlorine, turbidity, trace metals, mercury, fluoride, and nitrite.

Our drinking water standards are essential for maintaining water quality, safeguarding public health, and supporting accurate, reliable laboratory analysis.

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2,214 Items found

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Nitrite Drinking Water Inorganic Standard Nitrite Drinking Water Inorganic Standard
SKU: PEI-140

Nitrite Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
Color Drinking Water Inorganic Standard Color Drinking Water Inorganic Standard
SKU: PEI-131

Color Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
Hexavalent Chromium Drinking Water Inorganic Standard Hexavalent Chromium Drinking Water Inorganic Standard
SKU: PEI-128

Hexavalent Chromium Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
Perchlorate Drinking Water Inorganic Standard Perchlorate Drinking Water Inorganic Standard
SKU: PEI-108

Perchlorate Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
MBAs Drinking Water Inorganic Standard MBAs Drinking Water Inorganic Standard
SKU: PEI-091

MBAs Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
Mercury Drinking Water Inorganic Standard Mercury Drinking Water Inorganic Standard
SKU: PEI-088

Mercury Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
UV254 Asorbance Drinking Water Inorganic Standard UV254 Asorbance Drinking Water Inorganic Standard
SKU: PEI-085

UV254 Asorbance Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
pH Drinking Water Inorganic Standard pH Drinking Water Inorganic Standard
SKU: PEI-083

pH Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
Silica Drinking Water Inorganic Standard Silica Drinking Water Inorganic Standard
SKU: PEI-073

Silica Drinking Water Inorganic Standard

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
Inorganics Drinking Water Inorganic Standard Inorganics Drinking Water Inorganic Standard
SKU: PEI-041

Inorganics Drinking Water Inorganic Standard

  • CCL
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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
EPA WS Inorganics Kit EPA WS Inorganics Kit
SKU: PEI-020K

EPA WS Inorganics Kit

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
Full NELAC WS Inorganics Kit Full NELAC WS Inorganics Kit
SKU: PEI-018K

Full NELAC WS Inorganics Kit

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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