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Treatment of cyanide-containing wastewater and waste residue from cyanide electroplating bath
Author(s): 
Pages: 38-40
Year: Issue:  9
Journal: Electroplating & Finishing

Keyword:  氰化电镀废水废渣处理环保排放;
Abstract: 从环境保护的角度出发,针对工厂搬迁后遗留的氰化电镀槽液、含氰废水和废渣,提出了详细的处理方法、原理和工艺流程.先用碱性氯化法破氰(以次氯酸钠为药剂),再用硫化钠沉淀重金属离子,最后调节pH.总结了处理过程中的安全注意事项.处理后的排水达到GB 8978-1996的一级排放标准.
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