西藏拉萨市周边温棚蔬菜样品中农药残留量的研究.pdf

第40卷第5期2013年9月浙江大学学报(理学版)JournalofZhejiangUniversity(ScienceEdition).cn/sciVol-:.1008—,冯晓利,陈春,袁向阳,顾金成(西藏大学理学院,西藏拉萨850000)摘要:用农药残毒速测仪和气相色谱一火焰光度检测器(GC—FPD)2种方法对拉萨市周边4个温室蔬菜基地抽样采集的26个蔬菜样品测定其农药残留量。结果,,参考国家农业标准NY/T761-2008,建立了气相色谱火焰光度(GC—FPD)检测蔬菜样品中敌敌畏、氧化乐果、二嗪农、乐果、甲基对硫磷、马拉硫磷、对硫磷、水胺硫磷、喹硫磷9种有机磷农药残留的分析方法,建立的气相色谱分析方法:~O。1820tag·mL~、%~%、%~%.用该方法对农药残留超标的蔬菜样品进行分析,:有机磷农药;气相色谱;蔬菜;农药残留中图分类号::A文章编号:1008—9497(2013)05—559—06DEji,FENGXiao—li,CHENChun,YUANXiang—yang,GUJin—cheng(CollegeofScience,TibetUniversity,Lhasa850000,China)StudyonpesticideresiduesinvegetablesamplesfromgreenhousearoundcityofLhasa,Tibet.******@angUniversity(ScienceEdition),2013,40(5):559—564Abstract:ForfindingthesituationofusingpesticidesvegetablesinLhasa,Tibet,China,thepesticideresiduesintwentysixvegetablesamplesfromfourareasofgreenhousesaroundLhasaweredetectedbydifferentmethodswithRapidDeterminationofPesticideResiduesInstrumentandGasChromatographywithflamephotometricdetector(GC-FPD).Asaresult,—uracyofthisresult,anophosphatePesticideincludeddichlorvos,omethoate,diazinon,dimethoate,parathion-methyl,malathion,parathion,isocatbophosandqu