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What is Silver Recovery From Photographic Film about?

Silver recovery from photographic and x-ray films and fixer solution waste using a packed bed reactor. Nitrogen flow rate as well as effect of temperature and pH on the cementation of silver from silver nitrate solution over copper and aluminum was investigated. Best yields of cementation was achieved at nitrogen flow rate of 2000 ml / min, 60 o c and pH = 4 or 5 for cementation over copper, respectively.

Author

Mohammad Youssefi

Language

EN