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[Objective] To study the extraction methods of flavonoids from Sonchus oleraceus L. and the variations of their contents......
目的建立TLC及HPLC法定性定量测定尖瓣过路黄中槲皮素和山柰酚。方法TLC法确定黄酮类化合物的种类,HPLC法测定山柰酚、槲皮素的含量......