Used in sugar making process, oil processing process and fermentation process, in theproduction of Gelatin, monosodium glutamate, toothpaste and canned food; as sour agents for liquid, solid and cool drinks can replace citric acid and malic acid; to keep beer fresh and adjust pH value; as sugar industry used as sugar clarifier, for brewing wine in Thiazote to prevent the propagation of miscellaneous bacteria; as flour improver, as a blending agent and antioxidant in edible oil production; as addiction in candy, baked goods, etc.