Consider Inorganic Ventures for all your inorganic standard needs. Contact info at end of document.

Products & Services

NEW Standards
ICP & ICP-MS Standards
IC Standards
AAS Standards & Modifiers
Water QC Standards
Wet Chemistry Products
USP Compliance Standards
Conductivity Standards
pH Standards
Custom Standards

Resources & Support

Request a Catalog
Material Safety Data Sheets
Certificates of Analysis
Guides and Papers
Interactive Periodic Table
Frequently Asked Questions

Home

Inorganic Standards

Water QC Standards

Potable Water Standards

Water Hardness Standard

Tell a Friend

Water Hardness Standard

Inorganic Ventures' Water Hardness Standard is a 500 mL certified reference material set in a water (tr. nitric acid) matrix for stability. This standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date.