贵州不同产地坚龙胆药材及饮片中龙胆苦苷含量测定

Determination of gentiopicroside in Gentiana rigescens and its herbs pieces from different areas in Guizhou Province

目的测定贵州产坚龙胆中龙胆苦苷的含量,并评价不同产地坚龙胆药材及饮片的质量。方法利用正交试验研究了龙胆苦苷的最佳提取方法。结果测定了贵州不同产地坚龙胆药材及饮片中龙胆苦苷的含量。结论贵州不同地区间龙胆药材及饮片质量均符合《中国药典》2005年版要求,各地区之间无明显差异。

OBJECTIVE To determine the content of gentiopicroside. To evaluate the quality of Gentiana rigescens and its herbs pieces of different habitats in Guizhou Province. METHODS The extract methods of gentiopicroside was sdudied by orthogonal experiments. RESULTS The contents of gentiopicroside in Gentiana rigescens and its herbs pieces of 11 different habitats in guizhou Province were determined. CONCLUSION The quality of Gentiana rigescens and its herbs pieces in different habitats in Guizhou Province are up to the Chinese Pharmacopoeia, and the individual varibility is significant.