DL-Tartaric acid is a colorless transparent prismatic crystal, or white fine to coarse crystalline powder. It has a grape and white lemon-like aroma. Sour. Stable in air. Non-hygroscopic. The acidity is about 1.2~1.3 times that of citric acid. Soluble in water, insoluble in chloroform.
DL-Tartaric acid is widely used in food, chemical, light industry and other industries. For example, as a beer foaming agent, food acidulant, flavoring agent, used in soft drinks, candy, fruit juice, sauce, cold dishes, baking powder, etc., its sour taste is 1.3 times that of citric acid, especially suitable as a sour agent for grape juice. It also plays a very important role in tanning, photography, glass, enamel, telecommunications equipment and other industries.
