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- Company Name : Mianyang Shenlong Import And Export Co., Ltd.
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Pharmaceutical grade L-Cysteine Base amino acid
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Chemical Name:
Cysteine Base
CAS NO:52-90-4
Molecular Formula :C3h7O2S
Molecular Weight :121.15
Characteristics
White crystalline powder,tasteless,easily soluble in water but insoluble in alcohol an ether.
Packing:25kg/dru
pharmaceutical source/ L-Cysteinem,25kg/carton
Quality Standard: AJI92/USP28/EP5/FCCIV
Specification:
Specific rotation[a]D 20 | +8.3 to +9.5 |
State pf Solution | 95 PCT MIN |
Heavy metals(Pb) | 10PPM MAX |
Residue on ignition | 0.1PCT MAX |
Iron(Fe) | 10PPM MAX |
Loss on Drying | 0.5PCT MAX |
Other amino Acid | Conforms |
As(As2O3)(Sulfated) | 1 PPM MAX |
Chloride(CI) | 0.04PCT MAX |
Ammonium(NH4) | 0.02PCT MAX |
Sulfate(SO4) | 0.03PCTMAX |
Assay | 99PCT--101PCT |
PH | 4.5-5.5 |
L-Cysteine is widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on.
Used in the cure of liver disease, antioxidant and antidote
It is a promotor for bread fermentation. It promotes the form of glutelin and prevents from getting ageing.
Also used in cosmetic.
amino Acid
Pharmaceutical grade L-Cysteine Base amino acid
