Food-grade 85 phosphoric acid has a clear appearance and no odor. The liquid has a thick consistency and can be easily dissolved in water. The density of this chemical is about 1.67 kg/l. Phosphoric acid food-grade 85 is highly acidic with a pH level less than 1. Properties: colorless and transparent viscous liquid. It is odorless, sour, melting point 42.35 ℃, easily soluble in water, soluble in ethanol, can irritate the skin and cause inflammation, destroy body tissues, and have hygroscopicity. Uses: Used as sour agent and yeast nutrient, can be used as seasoning, canned, refreshing drink sour agent, used as yeast nutrition source when brewing, to prevent multiplication of bacteria. Phosphoric acid is mainly used in the manufacture of various phosphate, such as ammonium phosphate, potassium dihydrogen phosphate, disodium hydrogen phosphate, trisodium phosphate, etc and condensation phosphate class. It should be stored in a cool, ventilated warehouse. In high-concentration phosphoric acid, it is necessary to pay attention to heat preservation in cold regions in winter to prevent freezing and leakage of containers. Do not store and transport together with alkalis, toxic materials and other corrosive materials. Protect from rain and direct sunlight during transportation. Handle with care during loading and unloading. Violent impact is strictly prohibited to prevent the packaging container from rupturing. In case of fire, dry sand or dry powder fire extinguisher can be used for fighting.