| abstract |
(57) [Summary] [Purpose] A simple and high recovery method for purifying amylase so as to remove pigments and other contaminants that cause haze, color contamination and odor of amylase preparations, thus obtained purification It is to provide amylases and uses of these amylases. The invention is characterized by the addition of a halide salt, a precipitant, most preferably sodium chloride or potassium chloride, and optionally a further precipitate, which is an organic compound, most preferably an alkyl ester of 4-hydroxybenzoic acid. A method for preparing a purified amylase recovered from a fermentation broth. |