Bleach-fixing concentrate
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United States of America Patent
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app pub date -
Sep 23, 2003
filing date -
May 27, 2000
priority date (Note) -
Abandoned
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Abstract
A one-part photographic bleach-fixing concentrate containing an iron(III) complex salt, a thiosulphate and a sulphite, a disulphite or a sulphinic acid, remains stable if a phosphate, polyphosphate or polyphosphonate, or a nitrate or bromide is added thereto.
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