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Drinking water is susceptible to numerous harmful contaminants, prompting the EPA to establish rigorous regulations for over 90 pollutants, encompassing 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. Our offerings include specific drinking water pH standards, as well as 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 and reliable laboratory analysis.

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SKU: C-386

Haloethers

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-385L

PNA Mix,200ppm in methylene chloride/benzene

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  • Brand NSI
  • Matrix Methylene chloride/benzene
  • Concentration 200ppm
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-385HC

PNA Mix 3200ppm, in Methylene chloride/benzene

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  • Brand NSI
  • Concentration 3200ppm
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-385H

PNA Mix 2000ppm in Methylene chloride/benzene

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  • Brand NSI
  • Matrix Methylene chloride/benzene
  • Concentration 2000 ug/mL
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-383

Nitrosamines

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-376M

8270 Base/Neutrals Surrogates (2000ppm)

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  • Brand NSI
  • Concentration 2000ppm
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-376L

8270 Base/Neutrals Surrogates Low (1000ppm)

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  • Brand NSI
  • Concentration 1000ppm
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-376H

8270 Base/Neutrals Surrogates (5000ppm)

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  • Brand NSI
  • Concentration 5000ppm
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-350H

Volatiles CRM w/ Gases, 1000ppm each

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  • Brand NSI
  • Concentration 1000ppm
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-350

Volatiles Mix w/ Gases, 200ppm each

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  • Brand NSI
  • Concentration 200ppm
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-349H

Volatiles CRM 2000ppm each

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  • Brand NSI
  • Concentration 2000ppm
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
SKU: C-349

Volatiles Mix

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
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