CAS NO.: 52-90-4
Appearance：White Crystalline Powder
Product Properties: Cysteine is a white crystalline or crystalline powder, soluble in water, slightly smelly, insoluble in ethanol, ethyl ether and other organic solvents.Melting point 240℃, monoclinic system.Cysteine is one of the sulfur-containing amino acids, which is a non-essential amino acid. In organisms, it is synthesized by substitution of sulfur atom of methionine with hydroxyl oxygen atom of serine, and then by cysteine.Cysteine is stable to acids, but is readily oxidized to cysteine in neutral and alkaline solutions.
Packing：25kg per plastic bag or 25kg per iron drum