Polyamide column chromatography 聚酰胺柱色谱 ; 聚酰胺柱层析
polyamide sc column chromatography polyamidesc6柱层析
METHOD: the chemical constituents were isolated by using polyamide, silica gel column chromatography and HPLC, and the chemical structures were elucidated by UV, IR, NMR and MS.
方法：采用聚酰胺、硅胶柱色谱、高效液相色谱分离化学成分，UV、IR、NMR、MS等方法进行结构鉴定。
METHODS Silica, polyamide and ODS column chromatography were used.
方法采用硅胶、聚酰胺和ODS柱层析法。
Using polyamide column chromatography, gathering effluent fraction of ethanol, applying rutin as standard curve, we estimated the content of crude flavonoids.
乌蕨提取物经过聚酰胺柱层析，收集乙醇洗脱部分，以芦丁作标准曲线，用比色法测定总黄酮。
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