Photography. Processing chemicals. Specifications for potassium bromide Ingestion-build-93833 BS EN 13146‑1 is the

BS EN 13146‑1 is the first part of a multi-series of documents that specifies the laboratory test procedure to determine:

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Photography. Processing chemicals. Specifications for potassium bromide Ingestion-build-93833 BS EN 13146‑1 is the1 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.