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Sodium metabisulfite



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Product details:

- Product Name: Sodium metabisulfite

- Formulas : Na2S2O5

- Chemical composition : Italia-Foog grade-25kg

- Product Type: Electroplating chemical

Product description :

Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling Br. E. sodium metabisulphite or sodium pyrosulphite) is an inorganic compound of chemical formula Na2S2O5. The substance is sometimes referred to as disodium (metabisulfite). It is used as a disinfectant, antioxidant and preservative agent.

Uses
Food additive
It is used as a preservative and antioxidant in food and is also known as E223.[3]
It may cause allergic reactions in those who are sensitive to sulfites, including respiratory reactions in asthmatics, anaphylaxis and other allergic reactions in sensitive individuals.[4][5]
Sodium metabisulfite and potassium metabisulfite are the primary ingredients in Campden tablets, used for wine and beer making.[6]
The acceptable daily intake is up to 0.7 mg per kg of body weight.[7] Sodium metabisulfite has no side effects it is oxidised in the liver to harmless sulfate and excreted in urine.[8][clarification needed]
Sanitization and cleaning agent
It is commonly used in homebrewing and winemaking to sanitize equipment. It is used as a cleaning agent for potable water reverse osmosis membranes in desalination systems. It is also used to remove chloramine from drinking water after treatment.
Other uses

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