Sodium Bisulphite

  • CAS 7631-90-5
  • Molar weight 104.055g/mol
  • Chemical formula NAHSO3

Sodium bisulphite is widely used in almost all commercial wines to prevent oxidation and preserve flavour. It is also used as a bleaching agent in the production and/or processing of paper, wool, cotton etc.

Available in:
  • Bulk
  • Jerrycan
  • IBC
  • Drum
Sodium Bisulphite
  • CAS 7631-90-5
  • Chemical formula NAHSO3
  • Molar weight 104.055g/mol

Product details of Sodium Bisulphite

  • Food
  • PWG
  • Technical

  • 20%
  • 23%
  • 25%
  • 25-28%
  • 29.3%-31.3%
  • 38%-40%
  • 39%

  • Clear pale yellow liquid

Chemical formula


CAS number


Molar weight


Specific Gravity

1.310 – 1.370


  • Bleaching agents
  • Cleaning and furnishing care products
  • Fuels and related products
  • Paper products
  • Photographic supplies

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