Gongyi Filter Industry Co., Ltd.

Sewage pollination add aluminum chloride lime powder. pam after the water became clear, but the surf

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2017-12-07 13:36:14

The use of lime powder sewage surface layer of material there is a normal phenomenon. Drift on the surface may be due to contact with surface water after the formation of calcium carbonate. If you want to improve, it is recommended to change caustic soda try, or replace the PAM model try. The answer reference from environmental protection.