- TypeTryptophan
CAS: 73-22-3
Molecular Formula: C11H12N2O2
Molecular Weight: 204.23
Characteristic: The product is white or off yellow powder, no odor, it tastes bitter, is soluble in water and slightly soluble in ethanol, insoluble in chloroform, soluble in carboxylic acid.
Quality Standard: USP30
Tryptophan contains not less than 98.5 percent and not more than 101.5 percent of C11H12N2O2, as L-tryptophan, calculated on the dried basis.
Usage And Functions:
L-tyrosine, through its effect on neurotransmitters, is used to treat conditions including mood enhancement, appetite suppression, and stimulation.
5. Packaging:
Bag: Beads or flake, kraft paper bag or plastic intertexture bag, 25kgs net each bag.
Packaging: 1. Inside plastic film, outside polywoven bag (All comply with customer's requests) 2. Size for 1000kg (NW: 25kg/bag * 40bags) L*W*H 51' * 44' * 40' (129cm *112cm * 100cm) 3.20'FCL/16ton with pallet, 20'FCL/20 ton without pallet 40'FCL/24ton with pallet, 40'FCL/32 ton without pallet (need add $15 per ton if with pallet)
6. Payment: T/T or L/C
Test ltem | Specification |
Ph | 5.4~6.47 |
Specific rotation [α ] D20° | -30.0~-32.5 |
Ammonnium(NH4) | Not More Than 0.02% |
Chloride content | Not More Than 0.02% |
Sulfate(SO4) | Not More Than 0.02% |
lron(Fe) | Not More Than 0.002% |
Heavy metals(as Pb) | Not More Than 0.001% |
Arsenic (As2O3) | Not More Than 0.0001% |
Loss on drying | Not More Than 0.2% |
Resdue on ignition | Not More Than 0.1% |
Foreign amino acids | Not More Than 0.5% |
Pyrogen* | Free |
Assay (dry basis) | 98.0~102.0% |