Food Grade Citric Acid 1 lb
Used primarily in sanitizing solutions to lower pH, therefore making the SO2 solution more effective. Use 1 tablespoon per gallon along with 1tablespoon metabisulfate per gallon. Citric is not added to directly to must prior to either primary or malolactic fermentation as its metabolism can lead to volatile acidity.
A rough approximate of weight is 1 tsp = 4 grams. We highly recommend using a scale to weigh the product for an accurate dose.