We are one of largest of Phosphoric Acid , potassium bicarbonate, calcium carbide manufacturer and exporter in china .the quantity is 100, 000 ton pre year . we also specialize in producing sodium sulphide , soda ash .caustic acid , formamide , Hydrogen Peroxide , 1, 3 BCP , Dextrose anhydrous , Sodium Benzoate, LABSA , Ascorbic Acid, Citric Acid, Potassium Sorbate, Sorbic Acid Sodium Saccharine, stpp, Acetic Acid Glacial ect 80 kinds .