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 Wysłany: Śro 12:52, 16 Mar 2011 Temat postu: 超临界流体 |
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超临界流体萃取法去除当归中有机氯农药
82—183．[2]李玲，陈志强，李修禄．超临界流体萃取法在中药材质量控制中的应用[J]．药学学报，1995，30(2)：133—134．[3]张曙明，郭怀忠，陈建民．甘草中有机氯农药残留量的毛细管气相色谱测定[J]．药学学报．2000．35(8)：596—598．Studyonremoving0rgan0chl0rinepesticideinAn-gelicasinensis(Oliv．)Dielsbysupercriticalfluidextraction．determination-WANShao-hui，ZHAOChun-iie2，XUMei，FENGLing-lir~，YUEShu-mei，LIHuan_xin~(1．SchoolofPharmacy，HenanUniversityofPharmacology，Kaifeng475001，China；2．SchoolofPharmacy。ShenyangPharmaceuticalUniversity，Shenyang110016，China；3．PFirstHospi·tal0厂Knifeng，Kaifeng475001，Cina)Abstract：0bjectiveToremoveresiduesoforganochlorinepesticideinAngelicasinensis(0liv．)Diels．MethodsTheorganochlorinepesticideinAngelicasinensis(oliv．)DielswasextractedwithsupercriticalCo，fluidextrction。theresiduesoftheorganochlorinepesticideweredeterminedbeforeandafterextractionbycapillarygaschromatography，theremovalratewascalculated，meanwhilethechangesoftheferulicacidandtherelatedcompositionsweredetermined．ResultsThebestextractionconditionsselectedbyorthogo．nalitydesignI(3)werepressure15MPa，temperature60℃，theextractingtimefor20min，flowingspeed1．5mI／min。theremovalrateoftheorganochlorinepesticide95．1％(RSD：2．6％)．TherelativecontentsofferulicacidinAngelicasinensis(oliv．)Dielswas103．5％，andnoremarkablechangetookplaceintherelatedcompositions．ConclusionTheapproachiSsimple．convenientandstableandtheremovalrateiShighandthecontentsofeffectivecompositionshavenonoticeablechange．Keywords：supercriticalfluidextraction；capillarygaschromatography；organochlorinepesticide；Angeli—casinens(0liv．)Diels
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