Yellow or gray flake, granular or powdery solid
Density (20℃) ≥1.19g/cm3
pH (10g/L solution) 3.5～5.0
As a flocculant, it is mainly used for special water quality treatment for purifying drinking water and water supply, such as removing iron, fluorine, cadmium and radioactive pollution. In addition to floating oil, etc.
It can also be used for industrial wastewater treatment, such as printing and dyeing wastewater.
In addition, it is also used in precision casting, medicine, papermaking and leather making.