1.L-Cystine 2.CAS NO.:56-89-3 3.nutrient,raw materials of L-Cysteine;food additive,antioxidant 4.sufficient supply

                                    Pharmaceutical raw material L-Cystine

MF: C6H12N2O4S2

MW: 240.3

CAS NO.:56-89-3

EINECS NO.:200-296-3

Specification:

Test Items	Standard
Appearance	White crystal or crystal powder
Melting point	≥240°
Specific rotation(C=2in 1N HCI)	-215 - -225°
Moisture content	≤0.20%
Ignition residue	≤0.10%
Heavy metal	≤10ppm
Purity	98.5%-101.0%

      

Product description: white crystal or white powder, it is hard to dissolve in water, insoluble in alcohol.

Application: 1. L- Cystine is a kind of nutrition that needed of metabolism, it can treat hepatitis and abnormal growth.

                      2. It can use as materials of a serious of cystine ramification

                      3. It can use as food additive, chemical material, antioxidant

Packing: 25kg /drum                

Pharmaceutical raw material L-Cystine