What are the commonly used sewage treatment chemicals

The sewage treatment chemicals are: flocculants, coagulants, chlorine dioxide disinfectants, dechlorinating agents and so on.

1, coagulation and precipitation: flocculants containing polymerized aluminum chloride, ferrous iron, etc., coagulant aid polyacrylamide.

2, Fenton: ferrous iron, hydrogen peroxide.

3, depth treatment: decolorant, sodium hypochlorite.

4, phosphorus removal: lime.

5, adjust the acid and alkali: acid and alkali.