What is Sodium Metabisulfite used for?

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Sodium metabisulphite (Na2S2O5) is a multi-functional chemical compound utilized in numerous sectors for its antioxidant, reducing agent, and preservative properties. Its value in the food and beverage industry lies in its capacity to hinder the growth of bacteria, yeasts, and molds, thus aiding in extending the shelf life of products. Sodium metabisulfite is commonly utilized in winemaking to prevent oxidation and preserve the freshness of wine. Sodium metabisulfite is used in photography for its development and fixing properties to produce top-notch photos, as well as in the preservation of dried fruits to retain their flavor and color.

It is used in purification processes to remove chlorine and other impurities, and it acts as a successful dechlorinator. In addition, sodium metabisulphite acts as a reagent in various chemical reactions, for example, in the formation of organic compounds. Although sodium metabisulfite is considered safe when used correctly, it can cause allergic reactions in some people, especially those with asthma. Therefore, it is very important to properly handle and label items to ensure their safety.

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⏰ Last updated: Oct 16 ⏰

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