What is Sodium Bisulphate

It is majorly used in metal finishing and in cleaning products, like lowering the effective chlorination in swimming pools and hot tubs. In jewelry making, it is the primary ingredient used to remove the oxidation layer from surfaces and to restore glaze.

  • Synonyms: Sodium acid sulfate, Sodium hydrogen sulfate, Bisulfate of soda
  • INCI: Sodium Bisulphate
  • Chemical Formula: NaHSO4
  • CAS Number: 7681-38-1

Product Specifications

Chemical Formula NaHSO4
CAS Number 7681-38-1
Molar Weight 120,06 g/mol
Melting Point 150 °C
Boiling Point 315 °C
Forms White solid
Grades Feed Pure Technical
Variations Pearls Powder Prills

Uses and Applications for Sodium Bisulphate

Key Applications

  • Agricultural chemicals (non-pesticide)
  • Bleaching agents
  • Cleaning and furnishing care products
  • Paints and coatings
  • Paper products
  • Water treatment products


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

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