L-Amino Acids  
   
 
L-Alanine
L-Arginine
L-Arginine L-Aspartate
L-Arginine L-Glutamate
L-Arginine Monohydrochloride
L-Arginine Pyroglutamate
L-Carbocysteine
L-Cysteine
L-Cysteine Hydrochloride Monohydrate
L-Glutamic Acid Diethyl Ester Hydrochloride
L-Glutamine
L-Hydroxyproline
L-Isoleucine
L-Leucine
L-Norvaline
L-Ornithine Hydrochloride
L-Ornithine L-Aspartate
L-Proline
L-Serine
L-Threonine
L-Tryptophan
L-Tyrosine
L-Valine
N-Acetyl-L-Cysteine
N-Acetyl-L-Glutamine
 
 
 
 
  type keywords  
 
L-Tryptophan
 
Product Name:
L-Tryptophan
CAS:
73-22-3
Structure:
COA:
Items
     Limits                   
Results
Appearance
White crystalline powder or
colorless crystals
Conforms
Specific rotation
-30.5~-32.5°
-30.9°
State of solution
(Transmittance)                      
≥95.0%        
98.3%
Chloride(Cl)                          
≤0.020%         
＜0.020%         
Ammonium(NH4)                    
≤0.020%               
＜0.020%               
Sulfate(SO4)                            
≤0.020%       
＜0.020%       
Iron(Fe)                              
≤20ppm           
＜20ppm           
Heavy metals(Pb)                  
≤10ppm              
＜10ppm              
Arsenic(As2O3)                     
≤1ppm               
＜1ppm               
Other Amino Acids
Conforms 
Conforms
Loss on drying                      
≤0.20%            
0.10%
Residue on ignition
(Sulfated)                           
≤0.10%  
0.05%
Assay                                  
99.0~100.5%             
99.8%
PH                                          
5.4~6.4          
5.9
Conclusion:        
The Product Conforms to AJI92
Product Information:

L-Tryptophan plays an important role in our diets and aging individuals are often in need of it as a supplement.

L-Tryptophan’s uses include alleviating depression, alcohol withdrawal and as an aid to weight loss.
 
 
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