The result of study indicated that the electrolytic method can remove copper ions of the alkali ammonia etching wastewater effectively, and reclaim metal copper.
研究结果表明，电解法能够有效地去除碱氨蚀刻废水中的铜离子，并可以回收金属铜。
2
The result of study indicated that the electrolytic method can remove copper ions of the alkali ammonia etching wastewater effectively , and reclaim metal copper.
研究结果表明，电解法能够有效地去除碱氨蚀刻废水中的铜离子，并可以回收金属铜。
3
Using membrane separation technology to reclaim acid and alkali from the waste solution, which can reuse in chitin's produce.