L-Cysteine

Colorless to white fine columnar crystal or white crystalline powder, with slight special smell and taste (slightly acid). It has the function of reducing, resisting oxygen and preventing nonenzymatic browning. Melting point 175 ℃ (decomposition). It is soluble in water and acidic. The pH value is 1.2 at 3%, 1.7 at 1% and 2.4 at 0.1%. Also soluble in ethanol, ammonia and acetic acid, insoluble in ether, acetone, benzene, carbon disulfide and chloroform.

Bread improver; nutrition supplement; antioxidant; color protector.

It can detoxify acrylonitrile and aromatic acidosis, prevent radiation damage, treat bronchitis and phlegm, absorb alcohol and transform it into acetaldehyde.

It is used to treat eczema, urticaria, freckles and other skin diseases. Its series of products are widely used in medicine, food and cosmetics industry, biochemical research, and antidotes for hepatitis, liver poisoning, radioactive drug poisoning, antimony poisoning, etc.