Widely used in food, medicine, chemistry and light industry, etc., Specifications1.tartaric ... odorless, has an acid taste, and is stable in air. Chemical NameL(+)-2,3-dihydroxy butanedioic acid ... PURPOSE L(+)-Tartaric acid is widely used as acidulant in beverage,and other foods, such as soft drinks ... derivatives. With its acidity, it is used as catalyst in the resin finishing of polyester fabric or pH ...