BH GSO ISO 424:2024

ISO 424:1994
Bahraini Standard   Current Edition · Approved on 21 November 2024

Photography - Processing chemicals - Specifications for anhydrous sodium carbonate and sodium carbonate monohydrate

BH GSO ISO 424:2024 Files

BH GSO ISO 424:2024 Scope

This International Standard establishes criteria for the purity of photographit-grade anhydrous sodium carbonate and sodium carbonate monohydrate and specifies the test methods to be used to determine the purity.

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