Lactic acid for food and medical

Lactic acid is a compound that acts in a variety of biochemical processes. It is a carboxylic acid with the formula C3H6O3. Structure Lactic acid contains a hydroxyl group, which belongs to the alpha - hydroxyl acid (AHA).  In aqueous solution, the carboxyl group releases a proton to produce the lactate ion CH3CH(OH)COO−. Character Pure product is colorless liquid, industrial product is colorless to light yellow liquid. Odorless and hygroscopic. Performance characteristics It can be miscible with water, ethanol and glycerol. The aqueous solution is acidic with pKa=3.85. Insoluble in chloroform, carbon disulfide and petroleum ether. There are two isomers of lactic acid: D- and L-. Application Food industry pH adjustment antibacterial prolong shelf life flavoring maintain food color Can be used in fruit wine, bear, beverage, meat and canned processing, fruit storage etc. Medical industry antibacterial preservatives carrier agents co-sol…