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落葵果实中总黄酮提取条件的研究
引用本文:赵建芬,董基,严子军,林奕云.落葵果实中总黄酮提取条件的研究[J].肇庆学院学报,2011,32(5):46-48.
作者姓名:赵建芬  董基  严子军  林奕云
作者单位:肇庆学院化学化工学院,广东肇庆,526061
基金项目:肇庆市科学技术创新计划项目
摘    要:采用超声波提取法,通过正交实验确定从落葵果实中提取总黄酮的最佳工艺条件,并用比色法测定提取物中总黄酮的含量.结果表明,最佳条件是以体积分数为70%的乙醇为提取剂、料液比为1:20、提取时间为35min.在此条件下,落葵果实总黄酮提取量为5.3 mg蛐g.

关 键 词:落葵果实  总黄酮  超声提取  正交实验

Study on the Extraction Conditions of Total Flavonoids from Fruit of Basella rubra L.
ZHAO Jianfen,DONG Ji,YAN Zijun,LIN Yiyun.Study on the Extraction Conditions of Total Flavonoids from Fruit of Basella rubra L.[J].Journal of Zhaoqing University (Bimonthly),2011,32(5):46-48.
Authors:ZHAO Jianfen  DONG Ji  YAN Zijun  LIN Yiyun
Institution:ZHAO Jianfen,DONG Ji,YAN Zijun,LIN Yiyun(College of Chemistry and Chemical Engineering,Zhaoqing University,Zhaoqing,Guangdong 526061,China)
Abstract:The orthogonal experiment to screen out the optimal extraction conditions of total flavonoids from fruit of Basella rubra L.by ultrasonic extraction was utilized.The total flavonoids content extracted from fruit of Basella rubra L.was determined by spectrophotometry.The results showed that the optimal extraction conditions: Extractant is 70% ethanol,solid to liquid ratio is 1:20,the extraction time is 35 minutes.Under the extraction conditions,the yield of total flavonoids from fruit of Basella rubra L.was 5.3 mg.g-1.
Keywords:fruit of Basella rubra L    total flavonoids  ultrasonic extraction  orthogonal design
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