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1、Cent.Eur.J.Chem.•10(3)•2012•900-925DOI:10.2478/s11532-012-0034-1CentralEuropeanJournalofChemistryAreviewofsamplepreparationmethodsforthepesticideresidueanalysisinfoodsReviewArticleLijinZhang1,2,ShaowenLiu3,XinyiCui4,CanpingPan3,AilinZhang2,FangChen1*1CollegeofFoodScience&NutritionalEngineering,Chi
2、naAgriculturalUniversity,Beijing100083,China2DepartmentofFoodScience,TianjinAgriculturalUniversity,Tianjin300384,China3CollegeofSciences,ChinaAgriculturalUniversity,Beijing100193,China4DepartmentofHorticulture,TianjinAgriculturalUniversity,Tianjin300384,ChinaReceived30Octobercopy2011;Accepted16Feb
3、ruary2012Abstract:Thepesticideresiduesinfoodshavereceivedincreasingattentionasoneofthemostimportantfoodsafetyissues.Therefore,morestrictregulationsonthemaximumresiduelimits(MRLs)forpesticidesinfoodshavebeenestablishedinmanycountriesandhealthorganizations,basedonthesensitiveandreliableanalysismetho
4、dsofpesticideresidues.However,theanalysisofpesticideresiduesisacontinuingchallengemainlybecauseofthesmallquantitiesofanalytesaswellasthelargeamountsofinterferingsubstanceswhichcanbeco-extractedwiththem,oftenleadingtoexperimentalerrorsanddamagetotheanalyticalinstruments.Thus,extensivesamplepreparat
5、ionisoftenrequiredforthepesticideresidueanalysisfortheeffectiveextractionoftheanalytesandremovaloftheinterferences.Thispaperfocusesonreviewingtherecentdevelopmentinthesamplepreparationmethodsforthepesticideresidueanalysisinfoodssince2006.Themethodsinclude:liquid-liquidextraction(LLE),supercritical
6、-fluidextraction(SFE),pressurized-liquidextraction(PLE),microwave-assistedextraction(MAE),ultrasound-assistedextraction(UAE),gelpermeationchromatography(GPC),solid-phaseextraction(SPE),molecularlyimprintedpolymers(MIPs),matrixsolid-phasedispersion(MSPD),solid-phasemicro-extraction(SPME),QuEChERS,c
7、loudpointextraction(CPE)andliquidphasemicro-extraction(LPME),etc.Particularlytheiradvantages,disadvantagesandfutureperspectiveswillbediscussed.Keywords:Samplepreparation•Pesticideresidues•Food•Extraction•Clean-up
