铜是人体必须的痕量元素之一,在体内以铜蛋白的形式存在,作为一种独特的催化剂参与了细胞内的氧化代谢过程,促使了血红蛋白的生成和红血球的成熟过程,但摄入过多则会造成低血压,呕血和黄疽。而镍则是一种癌原性的物质,国内外工业废水中铜和镍的最高允许排放浓度为1PPm和0.1PPm,饮用水中铜和镍的含量则规定不得超过 Copper is one of the trace elements required by the human body and exists in the body in the form of copper protein. As a unique catalyst, it participates in the intracellular oxidative metabolism and promotes the formation of hemoglobin and the maturation of red blood cells. However, More often will cause hypotension, vomiting and jaundice. Nickel, on the other hand, is a carcinogenic substance. The maximum allowable discharge concentrations of copper and nickel in industrial and industrial wastewaters at home and abroad are 1 ppm and 0.1 ppm respectively. The content of copper and nickel in drinking water is not to be exceeded