PAC (Polyaluminium Chloride):
Chemical formula: [Al₂(OH)_nCl_6-n]_m
m=10; n=5
Features:
PAC is an inorganic polymer coagulant, an inorganic high molecule water treatment agent.
Uses:
a, Purification of urban supply and drainage water: river water, reservoir water and groundwater.
b, Purification of Industrial water.
c, Urban sewage treatment.
d, the recovery of useful materials in industrial wastewater and sludge, and starch recovery in starch manufacturing industry.
e, Industrial wastewater treatment: printing and dyeing wastewater, tannery wastewater, wastewater containing fluoride, waste water of heavy metals, wastewater containing oil, waste water of papermaking, waste water of coal washing, mine drainage, brewing wastewater, metallurgy wastewater, wastewater from meat processing
f, Sewage Treatment.