Sodium Metabisulphite

  • Disodium Pyrosulfite
  • CAS 7681-57-4
  • Molar weight 190.095g/mol
  • Chemical formula Na2S2O5

It is used as a preservative and antioxidant in food. It is used as a cleaning agent for potable water desalination systems and used to remove chloramine from drinking water after treatment.

Available in:
  • Bag
  • Big bag
Sodium Metabisulphite
  • Disodium Pyrosulfite
  • CAS 7681-57-4
  • Chemical formula Na2S2O5
  • Molar weight 190.095g/mol

Product details of Sodium Metabisulphite

Disodium PyrosulfiteSMBSSodium Bisulfite AnhydrousSodium DisulfiteSodium Hydrogen SulfiteSodium Pyrosulfite
  • Food
  • Technical
  • Feed
  • Solution
  • White to yellow powder

Chemical formula

Na2S2O5

CAS number

7681-57-4

Molar weight

190.095g/mol

Specific Gravity

1.310 – 1.370

Melting Point

170 °C


Applications

  • Building and construction materials
  • Cleaning and furnishing care products
  • Fabric, textile and leather products
  • Laundry and dish washing products
  • Metal products
  • Photographic supplies, film and photo chemicals
  • Solvents (cleaning and degreasing)
  • Water treatment products

Just-in-time delivery

Full global handling

Only top market suppliers


Can’t find the product you’re looking for?

Let us help tailor the perfect solution for your needs. Get in touch with our industry experts to discuss what Brenntag can do for your business.

We process your personal data to monitor our performance when responding to your requests. We will only share your personal information with third parties if there is a genuine need for it and we have your permission, or where the law allows this.