Objective : To study the changes of chemical constituents Pollen Typhae ( Puhuang ) after processing.

目的: 研究 蒲 黄炮制前后化学成分的变化.

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AIM : To optimize the extraction process of the total flavonoids of Pollen typhae.

目的: 优选蒲黄总黄酮的提取工艺条件.

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