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NSI Lab Solutions QCI-145 Hardness QC Certified Reference Material, 250 mL; 1/EA

NSI Lab Solutions QCI-145 Hardness QC Certified Reference Material, 250 mL; 1/EA
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NSI Lab Solutions QCI-145 Hardness QC Certified Reference Material, 250 mL; 1/EA

NSI Lab Solutions | Item: 0500502

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

  • Manufactured from highest purity water and analytically verified source materials ... READ MORE

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Product Description

Key Features

  • 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
  • For determination of calcium, magnesium, calcium hardness, and total hardness
  • One 250 mL bottle

More About this Item

Accuracy, homogeneity, and performance of each lot is certified in our ISO 17025 accredited laboratory by the same methods you use.

Ready-to-use bottle contains:
Calcium: 30 to 90 ppm
Magnesium: 2 to 20 ppm
Calcium hardness: 75 to 225 ppm
Total hardness: 83 to 307 ppm

Specifications
  • MatrixWater
  • ClassHardness QC CRM
  • ChemistryInorganics;Standards
  • Element/IonCalcium, Magnesium, Calcium hardness, Total hardness
  • FormLiquid
  • Volume (mL)250
  • Packaging1/EA
  • DOT InformationNot Regulated by DOT
  • Storage SymbolStore between 15 and 30 °C
  • Hazard SymbolIrritant
  • CAS Number7791-18-6, 10035-04-8, 7647-14-5
  • Shelf Life (months)24
  • DescriptionHardness QC Certified Reference Material, 250 mL; 1/EA
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