Application
Tartaric acid is widely used as an acidifier in beverages and other foods, similar to citric acid. Tartaric acid, when combined with tannins, can serve as a mordant for acidic dyes and is also used in certain developing and fixing operations in the photography industry. Its iron salt has photosensitivity and can be used to create blueprints. Tartaric acid can complex with various metal ions in Chemicalbook and can be used as a cleaning and polishing agent for metal surfaces. Potassium sodium tartrate (Rochelle salt) can be used to prepare Fehling's reagent, and can also be used in medicine as a laxative and diuretic, as well as as an intermediate for Xinkefen. Its crystal has piezoelectric properties and can be used in the electronics industry. Mainly used as an acidifier, biochemical reagent, racemic solvent, and pharmaceutical solvent in beverages, candies, bread, and gelatin. It is also used in photography, canning, printing and dyeing, pottery industry, as well as in the preparation of other dispersants and salts