Photography. Processing chemicals. Specifications for potassium metabisulfite Ingestion-build-251241 This document covers tubes of

This document covers tubes of specified outside diameter 10

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Photography. Processing chemicals. Specifications for potassium metabisulfite Ingestion-build-251241 This document covers tubes of1 Scope This International Standard establishes criteria for the purity of photographic grade potassium metabisulfite and specifies the tests to be used to determine the purity.