動(dòng)物性食品中磺胺殘留的分析技術(shù).pdf

1、東北農(nóng)業(yè)大學(xué)碩士學(xué)位論文動(dòng)物性食品中磺胺殘留的分析技術(shù)姓名：吳鵬申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：食品科學(xué)指導(dǎo)教師：趙新淮20070620AnalysisofSulfonamidesResiduesinAnimalDerivedFoodAbstractTheriseofantibioticdrugsisprevalentinanimalbreedingsulfonamidesalewidelyusedtopreventandtreatdiseas

2、cofanimalderivedfromfoodWiththepublicsincreasingcoucemwiththefoodsafetyresiduesofantibioticdrugsinanimalderivedfoodshouldarouseregardsTilemisuseofantibioticdrugsinanimalbreedingc姐causeresiduesinanimalderivedfoodtheseresi

3、duescaninfluencehumanfoodsecurityandpolluteenvironmentpossiblyThereforeitisnecessarytoestablishtheanalysismethodforthedetectionofsulfonamidesresiduesinanimalfoodproductsThemainresearchareainthisthesiscanbeincludedasfollo

4、ws：1ThemethodofGB／T4789272003WasemployedtoevaluatethepracticabilityofthemicrobiologicalmethodthatwasusedtoanalysisofsulfonamidesresiduesinmilkThismethodWassimpleeasytooperateandaot嗍uiringexpensiveapparatusorequipmentsWhi

5、letimeconsumingtmquantitativewereit’Sshortage；ThemostimportantWasthatthesensitivityofthismethodwasverylowthedetectionlimitwashigherthanmaximmresiduelimitationofsulfonamideresiduesinmilkandthemethodWaspoorinpracticability

6、2establishedtheextractionandcoxrespondinganalyticalmethodofsixmlfonsmides缸animaltissue，theextractingsolventwasdichloromethaneandthesampleWasextractedbyacceleratedsolventextraction(ASE)，ultrasonicassistant既婦c婦andhomogeniz

7、ationextractionrespectivelyandcleanedupwithllhexane，separatedOUattPICreversedcolumn(C”column)anddiodearraydetectorO)AD)detection，externalstandardmethodWasquantitativeanalyticalmethodForacceleratedsolventextractionasindex

8、fortheaddedrecoveryofsulfonamidesvariousextractingparameterswereinvestigatedtooptimizetheextractingconditionsthataffectedtherecoveryofsulfonamidasduringASEthesuitableconditionsofASEⅥ惴asfollows：theoperatingpressurewas500p

9、sithetemperaturewas40“C，thestaticextractingtimeWas5millandthreecyclesThesampletrealmantⅥ伽acceleratedsolventexUactlonultrasonicassistantextractionandhomogenizationextraction，whenaddedconcentrationWas01mgkg“1，therangeofrec