Molecular SO2 Calculator
This calculator will compute Molecular SO2 in
a wine solution based on the variability of
pH and Free SO2
 Molecular SO2 Calculator
 Wine pH:
 Wine Free SO2 (mg/L):
 Molecular SO2 (mg/L):
Wine pH Free SO2 Needed for
0.8 mg/L Molecular SO2
2.90 11 mg/L
3.00 13 mg/L
3.10 16 mg/L
3.20 21 mg/L
3.30 26 mg/L
3.40 32 mg/L
3.50 40 mg/L
3.60 50 mg/L
3.70 63 mg/L
3.80 79 mg/L
3.90 99 mg/L
4.00 125 mg/L