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You are here:   Home > EZSourcing > Sourcing Request > L-Valine 72-18-4 

L-Valine 72-18-4 
Categories: Active Pharmaceutical Ingredients>Biochemical Ingredients>Amino Acids and Derivatives
Expected Quantity: 1000
Valid To: 2018-07-10
Delivery To: China Mainland
Date Posted: 2018-04-08
The sourcing request is closed now.
Request Details

L-ValineCAS NO：72-18-4Chemical NameL-ValineMolecular Structure
Molecular FormulaC5H11NO2Molecular Weight117.15Characteristics

White crystalling powder or white crystals

Packing25㎏/drum，25㎏/cartonQuality  StandardAJI92/USP28/EP5/FCCIV

Specification

 

Specific rotation[a]D20°          

+27.6°~+29.0°         

State of solution

Clear and colorless

(Tranamittance)

≥98.0%

Ammonium(NH4)                    

≤0.02%               

Sulfate(SO4)                            

≤0.020%       

Iron(Fe)                             

≤10PPm           

Heavy metals(Pb)                  

≤10PPm              

Arsenic(As2O3)                     

≤1PPm                

Loss on drying                      

≤0.20%

Residue on ignition (Sulfated)

≤0.10%

Assay                                  

99.0～100.5%             

PH                                         

5.5～6.5              

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