Nantong Sheng Feng Chemical Co. Ltd., annual sales of

A colorless crystal, the density of 1.65g/cm3, has strong absorption of moisture, soluble in water, corrosive. It is widely used as raw material for producing phosphite; plastics industry is used as raw material for making plastic stabilizer; chemical reaction is used as reducing agent; in addition, it is also used in synthetic fiber and pesticide industry.