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L-Tryptophan
- Product Name: L-Tryptophan
- CAS No: L-Tryptophan CAS: 73-22-3
- Standard: L-Tryptophan FEED GRADE (98.5%)
- Appearance: white crystal or crystal powder
- Packing : 25Kg/bag, or based on request
- Manufacturer: Lifelong Chemical Co., Ltd
- Export Market: European, South American, North American, Asian and African etc
- Product Details
L-Tryptophan
CAS No.: 73-22-3
[Molecular formula]: C11H12N2O2
[Molecular weight]: 204.23
[Properties]: white crystal or crystal powder; light bitter taste; lightly soluble inw ater; insoluble in ethyl alcohol
[Uses]:It is essential amino-acid not manufactured by the human body. In food industry, it is used as accessory substance.It’s also widely used in feed industry,98.5% L-Tryptophan Feed Additive
Specifications:
|
Items |
Specifications |
Result |
|
Appearance |
White to pale yellow crystalline powder |
Conforms |
|
Assay |
≥98.5% |
99.5% |
|
Specific Rotation [α]D20°C |
-29.4°~ -32.8° |
-30.9° |
|
Loss on Drying |
≤0.3% |
0.12% |
|
Residue on Ignition |
≤0.1% |
Conforms |
|
PH |
5.5 ~ 7.0 |
Conforms |
|
Heavy metals (as Pb) |
≤20 ppm |
Conform |
|
Iron(Fe) |
≤30ppm |
Conform |
|
Sulphate (SO4) |
≤0.03% |
Conform |
Packing: 25Kg/Drum, 25Kg/Export bag or based on request.
Storage: Stored in cool and dry place.
