BS ISO BRITISH STANDARD 3624:1994 Implementation of IS0 3624:1994 Photography - Processing chemicals- Specifications for potassium ferricyanide BSi NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAW BS ISO 3624:1994 Committees s responsible forthis British Standard The preparation of this British Standard was entrusted by the Consumer Products and Services Sector Board to Technical Committee CPM/14, Photographic chemicals and processing, upon which the following bodies were represented: British Institute of Non-destructive Testing British Photographic Association Chemical Industries Association Department of the Environment (Water Directorate) Royal Photographic Society This British Standard, having been prepared under the direction of the Consumer Productsand Services Sector Board, was published under the authority of the Standards Board and comes into effect on Amendments issued since publication 15March1995 Amd. No. Date Comments CBSI01-2000 The following BSI references relate to the work on this standard: Committee reference CPM/14 Draft for comment 92/41970 DC ISBN0580239004 BS ISO 3624:1994 Contents Page Committees responsible Inside front cover National foreword i Foreword ii Text of ISO 3624 1 C BSI 01-2000 i