Hi, can anyone tell me more about free SO2 removal practices with hydrogen peroxide? Thank you!
Best regards from Slovenia! Milan
free SO2 removal
Jan 27, 2004
3 Replies
Hi, can anyone tell me more about free SO2 removal practices with hydrogen peroxide? Thank you!
Best regards from Slovenia! Milan
Hydrogen peroxide reacts 1:1 with free SO2 to produce SO3 - the anhydride of sulfuric acid. To reduce the concentration of free SO2 by 10 ppm in a liter of wine requires 0.01 g of H2O2, which would be about 0.33 ml of 3% hydrogen peroxide.
Tom S
See under "Removing Free SO2" at
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Ben
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