Specifications

Description

Detailed Product Description


L-Cysteine Base
L-Cysteine Base Molecular Weight:121.15
Qualified Standard : AJI92/USP28/EP5/FCCIV

L-Cysteine Base  is white crystalline powder,tasteless,easily soluble in water but insoluble in alcohol  and ether

Specific rotation[a]D20°          

+8.3°~+9.5°         

State of solution

≥95.0%

Heavy metals(Pb)   

≤10PPm

Residue on ignition                           

≤0.1%  

Iron(Fe)

≤10PPm

Loss on drying                              

≤0.5%  

Other amino acids                          

Conforms  

Arsenic(As2O3) 

≤1PPm 

Chloride(CI) 

≤0.04%

Ammonium(NH4)

≤0.02%

Sulfate(SO4)    

≤0.03%

Assay                                  

98.0~101.0%             

PH

4.5~5.5


Terms

FOB Price:
Minimum Order: 100 Kilogram/Kilograms
Port: Ningbo china
Payment Terms: L/C,D/P,T/T

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