Sulfur dioxide: Sulfur dioxide (SO2) is the winegrower's magic potion. Even the proponents of biodynamics add a little when bottling. Miracle adjuvant, antioxidant, antiseptic, it stabilizes the wine and preserves it.
It is used in different forms: wick or sulfur pellet that is burned, compressed gas, solution in water, potassium salt.
In Europe, labeling compulsory since November 2005 above 10 mg / liter.
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