Citric Acid is a food grade acid that is present in many natural foods. It can be used to reduce spoilage in sprouting by adding 1 tsp. per quart to soak and rinse water.
Citric acid is also useful in canning, drying or freezing foods. It can be used to preserve vitamin C content, retard spoilage and prevent discoloration. Use 1 tsp. per quart of water or juice for most fruits and vegetables.
Store in a cool, dry place after opening.