Antioxidant
From Distillers Wiki
Additives such as ascorbic acid and sulfur dioxide which, when added in the right quantities, limit the oxidizing effect of oxygen contact with wort during various processes such as racking, filtering, and bottling.
Additives such as ascorbic acid and sulfur dioxide which, when added in the right quantities, limit the oxidizing effect of oxygen contact with wort during various processes such as racking, filtering, and bottling.