The ultrasonic extraction method exhibited low solvent consumption and simple operation.

此技术节省溶剂且提取方法简单。

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ObjectiveTo optimize the ultrasonic extraction technology of flavonoids from Ramulus Mori.

目的优选超声提取法从桑枝中提取总黄酮的工艺条件。

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Objective:To optimize the ultrasonic extraction for ursolic acid from Paulownia tomentosa(Thunb.

目的：确定毛泡桐中乌索酸的最佳超声提取工艺条件。

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