Phosphoric acid, also known as acid orthophosphoric, chemical formula H3PO4, is a common inorganic acid, is not easy to volatile, not easy to break down, almost no oxidation. Perforating with acid, acid is three yuan, the ratio of hydrochloric acid, sulfuric acid, nitric acid, acetic acid, boric acid is weak, but strong. By dissolving in hot water can be obtained phosphorus pentoxide. The use of sulfuric acid in the process of the phosphoric acid industry is a. Phosphoric acid is mainly used in the pharmaceutical, food, fertilizer and other industries, also can be used as chemical reagents.

Store in a cool, ventilated warehouse; keep away from fire and heat source; storage temperature does not exceed 30 degrees, relative humidity of not more than 80%; packing seal; should be stored separately from flammable, alkali, active metal powder; should have the right material for leakage.