Molecular formula: H3PO4 Molecular weight: 97.99 Content: 75%, 81%, 85%. Cas#:7664-38-2 Properties: Colorless and transparent, or slightly light-colored, viscous liquid.lt is odorless, has a sour taste, and has a melting point of 42.35 �°C. It is easily soluble in water and soluble in ethanol. Uses: Used as a clarifying agent, sour agent, and nutritional agent for yeast in food and beverages, used toproduce food-grade phosphate, and used to react with ferrous sulfate to produce lithium iron phosphate cathode material. Packing: Packed in polyethylene plastic drums, net weight 35kg, 330kg, or IBC drums, net weight 1650kg.