What is Phosphoric Acid

It is widely used in dentistry and orthodontics as an etching solution, dental appliances and fillings. Food-grade phosphoric acid is used to acidify foods and beverages such as various colas and jams. Also used as a sanitising agent in the dairy, food, and brewing industries. Another wide range of uses as a pH adjuster in cosmetics and skin-care products.

  • Synonyms: Orthophosphoric acid, Phos acid
  • INCI: Phosphoric Acid
  • Chemical Formula: H3PO4
  • CAS Number: 7664-38-2

Product Specifications


Chemical Formula H3PO4
CAS Number 7664-38-2
Molar Weight 97.994g/mol

Uses and Applications for Phosphoric Acid


  • Pharma
  • Lubricants
  • Water Treatment
  • Oil & Gas
  • Cleaning
  • Animal Nutrition
  • Coatings & Construction
  • Food and Nutrition
  • Agriculture
  • Cosmetics
  • Solvents
  • Polymers
  • Rubber

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