CAJ | 학술논문

　　建立了分散固相萃取-气相色谱串联质谱法快速检测鳗鱼中氟乐灵、三氯杀螨醇、克螨特等7种农药残留的分析方法。试样在乙腈提取时加入适量的去离子水和正己烷除去水溶性杂质和脂溶性杂质，再经中性氧化铝、C18和 PSA 混合粉末净化后用 GC－MS检测分析。采用选择离子扫描方式，外标法进行定量。该方法简便、快速，方法的检出限（S/N＝3）为0.002～0.01 mg/kg，在添加水平为0.01 mg/kg 时，平均回收率为80.7％～118％，相对标准偏差（RSD）为3.2％～6.4％；在添加水平为0.02mg/kg时，平均回收率为79.8％～114％，相对标准偏差（RSD）为3.3％～5.9％。
　　건립료분산고상췌취-기상색보천련질보법쾌속검측만어중불악령、삼록살만순、극만특등7충농약잔류적분석방법。시양재을정제취시가입괄량적거리자수화정기완제거수용성잡질화지용성잡질，재경중성양화려、C18화 PSA 혼합분말정화후용 GC－MS검측분석。채용선택리자소묘방식，외표법진행정량。해방법간편、쾌속，방법적검출한（S/N＝3）위0.002～0.01 mg/kg，재첨가수평위0.01 mg/kg 시，평균회수솔위80.7％～118％，상대표준편차（RSD）위3.2％～6.4％；재첨가수평위0.02mg/kg시，평균회수솔위79.8％～114％，상대표준편차（RSD）위3.3％～5.9％。
A methodwasdevelopedfortherapiddeterminationof7pesticidemultiresidualssuchastrifluralin,dico-fol,propargiteineelsbygaschromatographywithdispersivesolid-phaseextraction.Thecompoundswereextracted fromhomogenizedtissuewithacetonitrile.Water-solubleandfat-solubleimpuritiesinacetonitrilewasremovedbya moderateamountofhexaneanddeionizedwater,andacetonitrilepurifiedbyAlumina-N,C18andPSAdispersive solidphaseextractionmixedpowerwasreadyforGC-MSanalysis.Thedetectionlimits(S/N=3)wereintherangeof 0.002-0.01mg/kg.Testsforrecoveryweremadebyadditionofmixedstandardsof0.01mg/kg,andtheresults were80.7%-118%,andtherelativestandarddeviationswere3.2%-6.4%.Testsforrecoveryweremadebyad-ditionofmixedstandardsof0.02mg/kg,andtheresultswere79.8%-114%,andtherelativestandarddeviations were3.3%-5.9%.