Analysis by TLC indicates that EGCG exists in 10% effluent fraction and ECG in 45% effluent fraction.
分别收集不同浓度酒精洗脱液，薄层结果显示10%酒精洗脱液为EGCG组分，45%酒精洗脱液为ECG组分。
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。
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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