柠檬酸Citric acid

柠檬酸（Citric acid，CAS：77-92-9），别名 2 - 羟基丙烷 - 1,2,3 - 三羧酸，属于三元羧酸类有机化合物，可经碳水化合物微生物发酵制得，分为无水型与一水合物两种形态。本品为无色半透明结晶或白色结晶粉末，无臭，易溶于水与乙醇，微溶于乙醚，在干燥空气中具有风化性。本品作为有机原料，用于配方调配体系。

Citric acid (CAS:77-92-9), also known as 2-Hydroxypropane-1,2,3-tricarboxylic acid, is a tricarboxylic organic compound. It can be produced by microbial fermentation of carbohydrates, available in anhydrous and monohydrate forms. It is colorless translucent crystal or white crystalline powder, odorless, freely soluble in water and ethanol, slightly soluble in ether, prone to efflorescence in dry air. It is supplied as organic raw material for formulation blending systems.