Phosphoric acid

Phosphoric acid is mainly used in fertilizer, food, dental and detergent applications. It is also used for water treatment, electronics and metal treatment products.



Chemical Formula


EC Number


CAS Number


  • Surface treatment & Coatings
  • Industry chemicals
  • Home & Personal care
  • Fertilizer
  • Food additive
  • Dental care
  • Water treatment
  • Electronics


  • Assay: min. 75%
  • Arsenic (As): max. 1 ppm
  • Mercury (Hg): max. 0.01 ppm
  • Lead (Pb): max. 1 ppm
  • Cadmium (Cd) max. 0.1 ppm
  • Fluoride (F): max. 5 ppm
  • Chloride (Cl): max. 10 ppm
  • Content of sulphur compounds (CaSO₄): max. 70 ppm
  • Content of nitrate (NaNO₃): max. 5 ppm
  • Volatile acids content (as CH₃COOH): max. 10 ppm

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