通过定性、定量分析，结果显示：柚皮中含有黄酮、异黄酮和二氢黄酮醇等多种黄酮化合物，总黄酮含量3.148%。

The qualitative and quantitative analysis results in the present study indicated that flavones, isoflavones and flavanonols existed in pomelo peel. The total content of flavonoids is 3.148%.

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并用HPLC法测定大豆总异黄酮含量。

And the isoflavonoids from soybean were quantified by HPLC.

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