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US 6,284,897 B1Granted
Method for crystallizing tryptophan
AssigneeAjinomoto Co., Inc.
InventorsIchiro Fuke, Shuichi Endo, Seiji Funatsu
Life of this patent
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Abstract
A method for the crystallization of tryptophan, comprising storing a tryptophan solution at a pH of 8 to 13 and at a temperature of room temperature to 100° C. for 0.5 hour to 1 week and then, followed by crystallization.
Claims2
A method for the crystallization of tryptophan, comprising storing a tryptophan solution at a pH of 8 to 13 and at a temperature of room temperature to 100° C. for 0.5 hour to 1 week and then, followed by crystallization.
Dependencies are inferred from the claim text.