Abstract: This article review the present situation of disposition reclaim and utilization of electroplating heavy metal sludge recent years. The method of the separation of copper and nickel by solvent extraction is detailed. With N902 in kerosene as the extractant and sulphuric acid as the anti-extractant, and sodium carbonate precipitate nickel. Attain effective separation and enable the resource of copper and nickel come into effect at the second use. Meanwhile adoption EDTA to back-titeation the copper and nickel. The entire methodology process is in environmental conservation’s thread . The operating is easy and the economic benefit is high. And the waste warter can be discharged to a certainty standars.
