Potassium Metabisulphite
POTASSIUM METABISULPHITE (Potassium pyrosulphate, Dipotassium disulphate) is a common wine or must additive, in which it forms sulphur dioxide. Potassium metabisulfite is sometimes used in the brewing industry to inhibit the growth of wild bacteria and fungi. This step is called ‘stabilizing’. It is also used to neutralize monochloramine from tap water. It is used …