Potassium Metabisulphite

Potassium Metabisulphite

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Potassium Metabisulphite is a sulphurous salt used in winemaking as an antioxidant and antimicrobial agent. In musts it accelerates the extractions of the colour in grape skin and regulates the fermentation phases in case of high ambient temperatures. It is widely used in wines as a preventive treatment for re-fermentation and oxidative events.