Oh, if you've got an SO2 meter, use it! Your goal would be to keep the wine at 50 ppm. A good guestimate is 1 campden tablet per gallon at every other racking, but that depends on pH and various other factors. A S02 meter is the best way to determine s02 levels.
__________________
Broken Leg Brewery
Giving beer a leg to stand on since 2006
|