文档介绍：MS法同时测定水产品中***霉素、***甲砜霉素及甲砜霉素残留量MS法同时测定水产品中***霉素、***,.,2007GC/MS法同时测定水产品中***霉素,***甲砜霉素及甲砜霉素残留量冷凯良孙伟红王志杰王建华邢丽红.(中国水产科学研究院黄海水产研究所,青岛266071)(山东省出入境检验检疫局,青岛266002)(.中国海洋大学,青岛266003)摘要建立了气相色谱一负离子化学电离源质谱同时测定水产品中***霉素(CAP),***甲砜霉素(FF)和甲砜霉素(TAP),实现了***霉素,甲砜霉素及***甲砜霉素三***硅(TMS)衍生物的良好分离,检测模式采用选择离子检测(sIM),监测离子为:***霉素(m/z376,378,466,468),***甲砜霉素(m/z339,341,429,431)及甲砜霉素(m/z409,4l1,499,501),分别选择466,339,,有效地消除了基体效应的影响,,,,,,/,g/kg,/,g/***霉素***—7075(2007)05—0095—05Simultaneousdeterminationofchloramphenicol,florfenicolandthiamphenicolresiduesinaquaticproductswithgaschromatography/massspectrometryLENGKai—liangSUNWei—hongWANGZhi—jieWANGJian—huaXINGLi—hong.(YellowSeaFisheriesResearchInstitute,ChineseAcademyofFisherySciences,Qingdao266071)(ShandongEntryExitInspectionandQuarantineBureau,Qingdao266002)(.OceanUniversityofChina,Qingdao266003)ABSTRACTAmethodusedforsimultaneousfenicol(FF)andthiamphenicol(TAP)residuesdeterminationofchloramphenicol(CAP),flor—inaquaticproductswasdevelopedbyusinggaschromatogramphy/massspectrometry(GC/MS),(SIM)wasadoptedasexaminationmode,withmonitoringionatm/z376,378,466and468forCAP,atm/z339,341,429and431forFF,atm/z409,411,499and501forTAP,andthequantitativeionsbeing466,339and409,re一农业部标准计划项目(2006—64—160)资助收稿日期:2006—12-28;接受日期:2007—03—16作者简介;冷凯良(1966一),男,高工,-mail:******@ysfri.,Tel:(0532)—~200ng/ml,,,withallcorrelationcoefficients>