food grade Tryptophan
1. Introduction:
L-Tryptophan is one of essential amino acids and the fourth limiting amino acid
in animal diets,which means it could not be synthesized by the body,
In addition, dietary supply through feed materials is usually insufficient.
The deficiency of L-Tryptophan was generally characterized as decreased feed
intake and efficiency, and slow growth rate.
Considering L-Tryptophan playing a key role in growth performance
and feed efficiency, it is recommended to add L-tryptophan in diet to achieve the
optimal amino acid balance and fulfill the digestible tryptophan requirement of
animals, especially piglets, sows and poultry etc.
2.)Application
1. L-Tryptophan can be used as nutrition enhancer and antioxidant .
2. L-Tryptophan can be used as pregnant nutrition supplement and baby
special milk powder.
3. L-Tryptophan can be used as nicotinic lack of medicine.
4.L-Tryptophan can be used as tranquilizer to improve sleeping.
3)Specification
Product Name:L-tryptophan |
Quantity:1000kg |
Batch No:20150105 |
Producing date: 2015.1.5 |
Sampling date:2015.1.6 |
Send out date:2015.1.6 |
Reference standard:USP24 |
Expiry date: 2015.1.4 |
Packing: 25kg bag |
Item |
Specifications |
Results |
Appearance |
White crystalline powder |
White crystalline |
Assay ,% Min |
98.5~101.5 |
99.74 |
pH value (2% w/v solution) |
5.0-6.5 |
6.15 |
Loss on drying,% Max |
0.2 |
0.19 |
Residue on ignition % Max |
0.1 |
0.05 |
Heavy metals (as Pb)% Max |
0.0015 |
<0.0015 |
Sulfate %( SO4) , % Max |
<0.03 |
0.025 |
Chloride(CL),% Max |
0.05 |
<0.05 |
Specific optical rotation |
-29.4~-32.8 |
-30.9 |
Iron(As Fe) % |
0.03 |
<0.03 |
Conclusion:This product conforms to requirements of EP4 standard. |
4) Packing
1)1kg/bag (1kg net weight 1.2kg gross weight, packed in an aluminum foil bag;Outer: paper carton; Inner: double-layer PE).
(2)5kg/bag (5kg net weight, 5.2kg gross weight, packed in an aluminum foil bag; Outer: paper carton; Inner: double-layer PE).
(3)10kg/drum (10kg net weight, 12kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 310mm high, 400mm diameter).
(4)25kg/drum (25kg net weight, 28kg gross weight; Packed in a cardboard-drum with two plastic-bags inside; Drum Size: 510mm high, 350mm diameter).
(5)Customized package is available.
5) Storage
(1)Stored in a cool and dry well-closed container and in ventilated area.
(2)kept away from moisture and strong light or high temperature.
(3)Two years under well storage situation and stored away from direct sun light.
6)Our service
1. Experienced in large numbers containers loading in Chinese sea port
2. Prompt shipment by reputed shipping line
3. Packing according to buyer's request
4. Best service after shipment