Potassium Metabisulphite

  • CAS 16731-55-8
  • Molar weight 222.312g/mol
  • Chemical formula K2O5S2

Potassium metabisulfite is a food preservative, which preserves the natural colour of food and protects food against bacteria. The winemaking industry uses it as an additive during the bottling process.

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  • Bag
Potassium Metabisulphite
  • CAS 16731-55-8
  • Chemical formula K2O5S2
  • Molar weight 222.312g/mol

Product details of Potassium Metabisulphite

  • Food
  • Technical
  • Granular
  • Powder
  • White crystalline powder

Chemical formula

K2O5S2

CAS number

16731-55-8

Molar weight

222.312g/mol

Specific Gravity

2.34

Melting Point

190 °C


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