What drugs are generally added to sewage treatment

Adjustment of pH with lime and hydrochloric acid mostly;

Injection of carbon source with sodium acetate, industrial glucose mostly;

Coagulation and precipitation with PAC mostly, but also iron salts;

Sludge treatment with PAC, PAM mostly;

Treatment of heavy metal ions agents with a wide range of ingredients and confidentiality, chelating, sulfide, etc.;

Water Treatment Plant Water disinfection mostly sodium hypochlorite, chlorine dioxide.