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NSI

Hardness QC (4 x 250 mL)

SKU: QCI-145C

Intended Use

Validate analytical methods and evaluate the quality of your results with certified reference materials

More Information

Manufactured from highest purity water and analytically verified source materials|Standards are traceable to SI through NIST test masses and/or SRMs|Certified stable for up to 2 years from manufacture|Manufactured and certified under ISO 17034 accreditation|Meets your ISO 17025 requirements

Product Information

  • Brand NSI
  • Volume 250 mL
  • Unit of Measure PK
  • Storage Condition 15 to 30°C
  • Product Type Inorganic Standard
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
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