Used primarily in sanitizing solutions to lower pH, therefore making the SO2 solution more effective. Use 1 tablespoon/gallon along with 1 tablespoon metabisulfite/gallon. Also used in some fruit wine recipes.
A rough approximate of weight is 1 tsp = 4 grams. We highly recommend using a scale to weigh the product for an accurate dose. We do not recommend relying on these rough conversions for accurate dosage rates.