水罗伞中总黄酮的微波提取与含量测定  

Microwave Extraction and Determination of Total Flavonoids in Fordia Cauliflora

作　　者：黄锦威[1] 杨东爱[1] 黄小平[1] 黄敬华[1] 

机构地区：[1]广西民族医药研究所,广西南宁530001

出　　处：《中国中医药信息杂志》2008年第5期46-46,59,共2页Chinese Journal of Information on Traditional Chinese Medicine

基　　金：广西自然科学基金(0447016)

摘　　要：目的探讨水罗伞药材提取总黄酮的方法。方法采用微波技术提取水罗伞中总黄酮,通过紫外分光光度法测定水罗伞中总黄酮的含量。结果以水黄皮素为对照,在260nm处测定其吸收度。水罗伞样品中总黄酮平均含量为1.12%,平均回收率为99.5%,RSD=2.36%。结论该法操作简便、可靠,可用于该药材总黄酮的提取。Objective To extract and determine the total flavonoids in Fordia cauliflora. Methods Total flavonoids in Fordia cauliflora were extracted by microwave technology and determined by colorimetry. Results Total flavonoids in Fordia cauliflora was 1.12%, and recovery rate was 99.5%, RSD was 2.36%. Conclusion The method is convenient, accurate and can be used for the extraction of total flavonoids in Fofdia caulifora.

关 键 词：水罗伞 微波技术 总黄酮 含量测定 

分 类 号：R284[医药卫生—中药学]