A method for the extraction of baicalin from Radix Scutellariae with subcritical water coupled to high performance liquid chromatographic analysis was established.
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方法以君药黄芩中黄芩苷的含量作为评价指标,通过正交试验筛选出合理的提取工艺,并制订质量控制标准。
Methods To optimize the extractive process by orthogonal design and take Baicalin as the content index. The quality control methods was established.
Result:The ultramicro-powder shows a higher content of Baicalin than the conventional fine powder of HLJDT, improved 32.53% by ultrasonic extract and 51.15% by simply extract(stirred by spoil water).