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Jiangsu
Long-term effective
2022-06-17 03:23
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L-Tryptophan
L-Tryptophan is the fourth restricted amino acid in the diets of animal after L-lysine, L-threonine & DL-methionine. It can improve the sleep of animals, increase the antibody of fetuses and cubs, and increase lactation of lactating animals. Also, L-tryptophan can reduce the amount of high-quality dietary protein, save feed cost, reduce the amount of dietary protein feed, and save formula space.tryptophan can improve the utilization efficiency of amino acids, increase feed intake, promote growth and enhance immunity. Stress reaction of piglets after weaning can be relieved and breeding efficiency can be improved with tryptophan, which has been widely used in feeds.
Product Description
CAS No.: |
73-22-3 |
Chemical Formula: |
C11H12N2O2 |
Molecular Weight: |
204.2252 |
Standard: |
Feed Grade |
QUALITY STANDARDS
Item |
Specification |
Appearance |
White or light yellow crystal powder |
Loss on Drying |
≤0.5% |
PH |
5.0-7.0 |
Residue on Ignition |
≤0.5% |
Specific Rotation[α]D25o |
+29.4o ~ +32.8o |
Heavy metals (Pb) |
≤15.mg/kg |
Arsenic |
≤2.0mg/kg |
Mercury |
≤0.1mg/kg |
Package: 20Kg paper composite bags
Shelf life: 2 years
Storage: Be stored in cool, dry and well-ventilated place.
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