Origin |
China |
L-Tryptophan is a white to yellow-white crystal or crystalline powder, odorless or slightly smell. Slightly bitter taste. Soluble in hot water, hot ethanol, diluted hydrochloric acid and the alkaline hydroxide solution.
Usage: L-Tryptophan is one of the essential amino acids, mainly used as food additives, and formatting complex amino acid perfusion and preparation.
Packing: 25kg/drum
L-Tryptophan Precautions: 1, it must be hermeticall store dindark, cool, dry and cleanplace. 2, shelf life: 2 years
|