【摘要】 考察杭菊总黄酮提取率的影响因素,并用正交实验优化其提取工艺。以杭菊总黄酮含量为考察指标,对提取工艺和溶媒进行考察,采用正交实验,对其主要影响因素进行研究。结果表明,乙醇回流提取率最高,用20倍量50%乙醇在85℃下回流提取0.5 h(两次)方法提取杭菊总黄酮可以获得较高提取率。此工艺稳定简便可行,可为工业化生产提供一定参考。更多还原

【Abstract】 Objective to optimize and establish the extraction technology of total flavonoid from Flos Chrysanthemi.Method Study the extratcion technology and solvent,and the orthogonal test was employed to study the factors of extraction of total favonoid and optimaize the extratcion technology.Results the optimum extraction technology was A3B1C3D2.The extraction technology provided a certain references with stability,simple and feasible for industrial production.更多还原