样本用丙酮提取，加二氯甲烷萃取，通过中性氧化铝和活性炭混合柱层析净化，然后上气相色谱用NPD检测。
The procedure was described, including extraction by acetone and dichloromethane, cleaning up by passing through a column made up of neutral alumina and active carbon, determination by GC with NPD.
应用赭曲霉SIPI-4411的羟化酶系统对化合物坎利酮进行生物转化，通过溶剂萃取、硅胶柱层析，获得转化产物SIPI-CANR化合物的纯品。
Bio-transforming the canrenone with the enzyme system of Aspergillus ochraceus SIPI-4411; By solvent extraction and silica gel column chromatography, the compound SIPI-CANR was obtained.
确立了以有机溶剂提取海藻中的生长素，以乙醚萃取法和柱层析法对生长素进行分离纯化的方法。
The method of extracting the auxin in seaweeds with organic solvent, separating and purifying the auxin by ether extraction method and column chromatography has been established.
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