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Uses:
Agriculture: phosphoric acid is a raw material for the production of important phosphorus fertilisers (calcium superphosphate, potassium dihydrogen phosphate, etc.) and for the production of feed nutrients (calcium dihydrogen phosphate).
Industry:
phosphoric acid is an important chemical raw material, the main role is as
follows:
1. treating the surface of metal, generating insoluble phosphate film on the surface of metal to protect the metal from corrosion.
2. Mixed with nitric acid as a chemical polishing agent, used to improve the surface finish of the metal.
3. Producing phosphate ester as raw material for detergents and insecticides.
4. Raw material for the production of flame retardants containing phosphorus.
Food:
Phosphoric acid is one of the food additives, in food as acidifier, yeast nutrient, cola contains phosphoric acid. Phosphate is also an important food additive, can be used as a nutritional enhancer.
Medicine:
Phosphoric acid can be used to make phosphorus-containing drugs, such as sodium glycerophosphate.
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