Chemical Name: L-tryptophan
CAS No.: 73-22-3
Molecular Formula: C11H12N2O2
L-tryptophanStructure:
Molecular weight:204.23
Appearance:White crystals or crystalline powder
Chemical Name: L-tryptophan
CAS No.: 73-22-3
Molecular Formula: C11H12N2O2
L-tryptophanStructure:
Molecular weight:204.23
Appearance:White crystals or crystalline powder
L-tryptophan Quick Details
Chemical Name: L-tryptophan
CAS No.: 73-22-3
Molecular Formula: C11H12N2O2
L-tryptophanStructure:
Molecular weight:204.23
Appearance:White crystals or crystalline powder
L-tryptophan Typical Properties
| Item | Standard | 
| Appearance | White crystals or crystalline powder | 
| Identification | Meets the requirements | 
| Specific rotation[α]D25 | -29.4°~-32.8° | 
| pH | 5.5~7.0 | 
| Loss on drying | ≤0.3% | 
| Residue on ignition | ≤0.1% | 
| Chloride(Cl) | ≤0.05% | 
| Sulfate(SO4) | ≤0.03% | 
| Iron(Fe) | ≤0.003% | 
| Heavy metals(Pb) | ≤0.0015% | 
| Assay | 98.5%~101.5% | 
L-tryptophanUsage
The product can be used in nutritional fortified foods. Also used as a third feed amino acid.Also used in pregnant women nutritional supplements and milk special milk powder.
L-tryptophanPackaging and Shipping
Packing: 25kg/drum
L-tryptophanStorage
It should be placed in cool and dry.