E number: E338
CAS: 7664-38-2
The economical production method of phosphoric acid is through the direct reaction of phosphate rock with sulfuric acid (wet process) and usually the acid produced in this method has a lower purity than the other methods like thermal method.
Food grade phosphoric acid is usually clear and colorless liquid and has 85% or higher purity.
Alternative names: Phosphoric Acid، E338
Chemical formula: H3PO4
Food grade phosphoric acid is used in juices and cola drinks, dairy products, baking powders and processed foods in order to preserve minerals, control color and texture, improve taste and as a preservative by adjusting PH.
Phosphoric acid is also used in sugar and oil refining process.
Cosmetics and Healthcare:Phosphoric acid has three main uses in the cosmetics and Healthcare products:
1. As a pH regulator in products such as toothpaste and other oral hygiene products
2. As a conditioning agent in lotions and creams
3. As a stabilizing agent in products such as oil fragrances
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