GB/T 27503-2011 "Test solutions of electrolytic conductivity analyzer - Preparation method of sodium chloride solutions"

The GB/T 27503-2011 standard provides a preparation method for sodium chloride solutions for the testing of Conductivity Meters. The standard details the reagents, instrumentation, preparation steps, and the relationship between solution concentration and resistivity. Ensure that the prepared sodium chloride solution has accurate conductivity for conductivity instrument calibrating and performance verification. This standard supports accurate measurement and mass assurance of the instrument.

This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.