Customization: | Available |
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CAS No.: | 73-22-3 |
Formula: | C11h12n2o2 |
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Product Name: L-tryptophan
Specification: 98.5% - 101.5%
Appearance: White to yellowish White crystals or crystalline powder
TECHNICAL DATE SHEET
PRODUCT SPECIFICATIONS | ||
Product Name: | L-tryptophan | |
CAS number | 73-22-3 | |
Molecular formula | C11H12N2O2 | |
ANALYSIS ITEMS | SPECIFICATION | TEST METHOD |
Appearance | White to yellowish White crystals or crystalline powder | |
Identification | Infrared absorption | |
Specific rotation[a]D20° | -29.4°~-32.8° | |
Loss on drying | ≤0.30% | |
Residue on ignition | ≤0.10% | |
Sulfate(SO4) | ≤0.030% | |
Chloride | ≤0.05% | |
Iron(Fe) | ≤30ppm | |
Heavy metals(Pb) | ≤15ppm | |
Assay | 98.5~101.5% | |
Organic volatile impurities | As per USP32 | |
PH | 5.5-7.0 | |
Packing | Pack in paper-drums and two plastic-bags inside N.W. 25 kgs I.D.35xH51cm. | |
Storage | Store in a well-closed container away from moisture, light, oxygen. | |
Shelf Life | 24 months under the conditions above and in its original packaging |
1. L Tryptophan is an important nutrient;
2. L Tryptophan takes part in the renewal of animal blood plasma protein in the body;
3. L Tryptophan helps nicotinic acid and the synthesis of hemoglobin. It can significantly increase antibody in pregnant animals baby;
4. L Tryptophan can promote lactation of cows and sows;
5. L Tryptophan is used as control agent of pellagra.