Photography. Processing chemicals. Specifications for potassium bromide Ingestion-build-93833 BS EN 14475 establishes general

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Photography. Processing chemicals. Specifications for potassium bromide Ingestion-build-93833 BS EN 14475 establishes general1 Scope This International Standard establishes criteria for the purity of photographic grade potassium bromide and specifies the test methods to be used to determine the purity.