| abstract |
A one bath type silver dye bleaching and silver bleaching solution which comprises at least a) a compound which forms a salt or a complex with silver, b) at last one acid selected from sulfamic acid, aliphatic and aromatic sulfonic acids, aliphatic and aromatic sulfinic acids, phosphoric acid and sulfuric acid, c) an organic acid having at least one carboxylic group in its molecule and d) a ferric salt (or a complex thereof with the organic acid c), in which case the solution comprises element a), b) and the complex). |