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Imaging materials. Unprocessed photographic films and papers. Storage practices Ingestion-build-100998 B0 80 and B0 901 Scope This International Standard specifies recommended storage conditions for unprocessed photographic materials. It is not applicable to processed films and prints. This International Standard is applicable to black and white and colour photographic materials (negative films, positive films, reversal films, positive papers, and X ray films), as well as to safety films.