L-Tryptophan CAS 73-22-3
L-tryptophan is a neutral aromatic amino acid containing an indole group. It is a white or slightly yellow leaf shaped crystal or powder, with a solubility of 1 14g (25 ° C), soluble in dilute acid or alkali, relatively stable in alkaline solution, decomposed in strong acid. Slightly soluble in ethanol, insoluble in chloroform and ether.
ITEM | STANDARD |
Appearance | White to light yellow crystal powder |
Assay % | ≥98.0 |
Specification Rotation | -29.0°~ -32.8° |
PH value | 5.0~7.0 |
Loss on drying % | ≤0.5 |
Residue on ignition % | ≤0.5 |
L-tryptophan is used in biochemical research and as a sedative in medicine.L-tryptophan is used as pharmaceutical raw materials and food additives.L-tryptophan can improve nutrition and enhance physical fitness, and is used in nutrition and biochemical research to prepare tissue culture media.
25kg/drum or requirement of clients.
L-Tryptophan CAS 73-22-3
L-Tryptophan CAS 73-22-3
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