重金属捕集剂去除冷轧酸洗废水中铬镍的应用研究
孙伟,肖凡,魏伟
Application study of heavy metal chelating agent in the removal of Cr
3+
and Ni
2+
from cold rolling and pickling wastewater
Wei Sun,Fan Xiao,Wei Wei
表1
冷轧酸性废水水质
污染因子
pH
SS
COD
Cr
总铁
总铬
Cr
6+
总镍
氟离子
进水
< 2
100~200
< 500
0~1 500
9~134
< 0.05
64~607
< 400
出水
6~9
< 20
< 30
< 2
0.044~0.161
< 0.05
0.053~0.200
< 10