L-Cystine and L-Cysteine Base
CAS NO.: 56-89-3
Chemical Name: L-Cystine
Molecular Formula: C6H12N2O4S2
Molecular Weight: 240.29
Characteristics: a colorless or white crystalline substance of hexagon,or crystalline powder, easily soluble in acid and alkali, insoluble in water and organic solvents such as alcohol, ethyl ether.
Quality Standard: aJI92/USP28/EP5/FCCIV
CAS NO.: 52-90-4
Chemical Name: L-Cysteine Base
Molecular Formula: C3H7NO2S
Molecular Weight: 121.15
Characteristics: White crystalline powder, tasteless, easily soluble in water but insoluble in alcohol and ether.
Packing: 25kg/drum, 25kg/carton
Qualified Standard: aJI92/USP28/EP5/FCCIV