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A Novel Silver Recovery Method from Waste Photographic Films with NaOH Stripping
Silver recovery waste photographic films sodium hydroxide
2010/4/21
A novel, simple, fast, cheap and pollution-free method was developed for recovering the silver from waste X-ray photographic films with NaOH stripping. The method has a number of advantages because it...
Silver Recovery from Waste Photographic Films by Using Enzymatic Method
Silver recovery waste photographic films Bacillus subtilis
2010/4/23
A different enzymatic method was developed for stripping the silver from waste X-ray photographic films. The silver having purity of > 99% was recovered by smelting the obtained slurry in the presence...