Photography. Processing chemicals. Specifications for potassium bromide Ingestion-build-93833 And these are the latest

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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 And these are the latest1 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.