A syrupy, water-soluble liquid, C3H6O3, produced in muscles as a result of anaerobic glucose metabolism, and present in sour milk, molasses, various fruits, and wines. A synthetic form of the compound is used in foods and beverages as a flavoring and preservative, in dyeing and textile printing, and in pharmaceuticals.
 
General
Synonyms: 2-hydroxypropanoic acid, ethylideneactic acid, 1-hydroxyethanecarboxylic acid
Molecular formula: CH3CHOHCOOH
CAS No: 50-21-5  
EC No: 200-018-0
 
Physical data
Appearance: colourless to yellow liquid
Melting point: 18 C
Boiling point: 122 C
Vapour density:
Vapour pressure:
Specific gravity: 1.05
Flash point:
Explosion limits:
Autoignition temperature:
 
Lactic acid has gained importance in the detergents industry the last decade. It is a good descaler, soap-scum remover, and a registered anti-bacterial agent. It is also economically beneficial as well as part of a trend toward environmentally safer and natural ingredients.
 
*PLEASE NOTE - Not Suitable For Food Production*