The level of sulphur dioxide in wine is strictly controlled and limited to safe levels. In the EU, red wine can contain no more than 150mg/L and white wine 200mg/L. On average, French red wine contains around 60 and white wine around 90.
The level of sulphur dioxide in wine is strictly controlled and limited to safe levels. In the EU, red wine can contain no more than 150mg/L and white wine 200mg/L. On average, French red wine contains around 60 and white wine around 90.