Sodium Metabisulphite or sodium pyrosulphate) is an inorganic compound of chemical formula Na2S2O5.
Sodium metabisulphite is a versatile chemical compound that finds numerous applications across various industries. It is commonly used as a preservative, antioxidant, and disinfectant due to its ability to inhibit the growth of microorganisms and prevent spoilage.
One of the primary uses of sodium metabisulphite is in the food and beverage industry. It is commonly added to wines, beers, and fruit juices to prevent oxidation and maintain their freshness. Sodium metabisulphite acts as a powerful antioxidant, protecting the color, flavor, and aroma of these products.
Another important application of sodium metabisulphite is in the water treatment process. It is used to remove chlorine and chloramines from tap water, making it safe for consumption. Sodium metabisulphite reacts with these disinfectants, neutralizing their harmful effects and improving the taste and odor of the water.