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L-Cysteine HCL MONO
Product detail

L-Cysteine HCL MONO 

CAS NO7048-4-6

Chemical Name

L-Cysteine HCL MONO 

Molecular Structure

1.jpg

Molecular Formula

C3H7NO2S·HCL·H2O

Molecular Weight

175.63

Characteristics

White crystalline powder,tasteless,easily soluble in water but insoluble in alcohol and ether

Packing

25/drum25/carton

Quality  Standard

AJI92/USP28/EP5/FCCIV

Specification

Specific rotation[a]D20°          

+5.5°+7.0°

+8.0 +10.1°

Calc.as.cysteine       

State of solution

Clear and colorless

Heavy metals(Pb)  

≤10PPm

Residue on ignition                           

≤0.1%  

Iron(Fe)

≤10PPm

Loss on drying                              

8.512.0  

Other amino acids                          

Chromatographically not detectable  

Arsenic(As2O3) 

≤1PPm  

Chloride(CI) 

19.8920.29

Ammonium(NH4)

≤0.02%

Sulfate(SO4)    

≤0.02%

Assay                                  

99.0100.5%             

PH

1.52.0


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