茶叶中拟除虫菊酯类农药残留快速检测仪的研究及其应用  

Application of the Pyrethroid Pesticide Residue Fast Analyzer for Tea

作　　者：王兴华[1] 马继伟[2] 谭洪学[2] 毕务峰[2] 钟太刚[2] 高德江[2] 于爱民[1] 

机构地区：[1]吉林大学化学学院,长春130012 [2]长春吉大.小天鹅仪器有限公司,长春130012

出　　处：《现代科学仪器》2011年第1期66-68,共3页Modern Scientific Instruments

基　　金：国家科技支撑计划项目(2006BAJ02A07/3);质检公益性行业科研专项(200810474)

摘　　要：本文研究了一种用于茶叶中拟除虫菊酯类农药快速检测的方法和仪器。系统考察了提取、净化、测量条件等因素对测量结果的影响。将所建立的拟除虫菊酯快速检测方法和仪器应用到实际茶叶样品的测定,结果表明样品中氯氰菊酯、顺式氰戊菊酯和溴氰菊酯的添加回收率分别为69%～83%,70%～87%和65%～86%;精密度分别为6%～9%,6%～8.5%和5.8%～8.9%,结果令人满意。由于该法具有操作简便、净化效果好、广谱性强等特点,适用于大量茶叶样品中拟除虫菊酯类农药的快速筛查。A rapid determination method and analyzer for pyrethroid pesticide residue in tea is developed.The effects of experimental parameters,including extraction,purification and measurement,on the determination of pyrethroid pesticide were investigated.The fast analyzer of pyrethroid pesticide residue was successfully applied to determination of pyrethroid pesticide residue in tea.The results showed that pyrethroid pesticide residue fast analyzer has characteristics of rapidness,simplicity and good accuracy.

关 键 词：拟除虫菊酯类农药残留 茶叶 快速检测 

分 类 号：S481.8[农业科学—农药学] S237[农业科学—植物保护]