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US3998710A Process for electrolytically purifying a photographic waste solution 失效
电解纯化摄影废液的方法

Process for electrolytically purifying a photographic waste solution
摘要:
After silver has been recovered from a photographic waste solution, said waste solution is electrolytically purified by adding chloride ion and carbonate ion or chloride ion, carbonate ion and iodide or iodate ion to said waste solution under limited pH, temperature, anode current density and current concentration conditions.
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