| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a highly efficient unsaturated fatty acid purification method, capable of solving a problem in an existing unsaturated fatty acid purification method, and a device therefor.SOLUTION: Provided are a separation method and device using SMB chromatography including at least two kinds of columns selected from a group consisting of a C18 column, a C8 column, a C4 column and a C1 column, preferably, at least three C18 columns and at least one of the C8 column and/or the C4 column and/or the C1 column.</p> |
