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ID:31966968
大小:2.34 MB
页数:55页
时间:2019-01-29
《环境介质中邻苯二甲酸酯类环境激素的调查与评价》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、2008届贵州师范大学顾‘卜毕业论文allowedfigurecompletely.Theyarehi曲erthannationalstandards1.O~3.8,1.9—4.Otimess印arately.ExplainedthattheGuiyangsurfacewateralreadyreceiVedthephthalicacidestermaterialthepollution.3.DeteminesintheGuizhouProVincenineareas151soilsamples,sixbndsofPAEscompoundstotalcontent(∑PAEs)bet
2、weenO.Ol88~2.84mg/l(g,90.1%distributebelow1.Om∥kg;InvariousIocalsoilthePAEscompounddetectionratehighestthreel(indsrespectiVelyareBBP>DBP>DEHP’theDBPcontentishighest(accountsfortotalquantity52.6%),nextisBBP(accountsfor30.5%),theDEHPcontentislowest(accountsforl5.8%);Pressesdown,thenextthreesampli
3、ng,eachaVerage∑PAEscontentreducesintum,increasesalongwiththedepthassumesthedecliningtrend.ComparesintheGuizhouProvincesonwiththedomesticotherplaceso订suⅣeyresultthesesixkindsofPAEscompoundcontenttoberelatiVely10w.4.AccordingtoAmericansoilPAEscompoundcon仃olstajldard,inGuizhouProVincesoilonlythenD
4、EP:DBPcompoundexceedingtheallowedfigure,theDBPexceedingtheallowed1FigureratemOstserious(exceedingtheallowedfigurerateis71.9%),nextisDEP(exceedingtheallowedfigurerateis7.7%),althoughBBP,DEHParepickedoutinthem旬orpartsan叩le,buthasnotexceededtheallowedfigure.5.Tbtheatmosphere,theplantandtheplastico
5、utsidewr印pingtestresultindicatedthatmePAEscompoundhasV哪ingdegreedetection.IsIV2008屙贵州帅范人学顾I:毕业论义similarwiththedomesticandforeignliteraturereport,alsohasinmesematerialstothePAEscompoundhasnotlimitedthequantitythestandard,caImotmakemeobjectiVepollutionappraisal.6.MacroanalysisPAEsisdi行erentinthed
6、i舵rentenVironment’sdistIIibutionandthecontentleVel,widelyexistsin也eGuizhouPl‘ovinceeachl(indofambientmedium,DBPandDEHPareespeciallycommon,moreoVertheircontentaccountsfortheproportiontobebiggest.Thishasreflectedintheplasticizerthephthalicaciddibutylester'thephthalicacidtwo(2一etllylhexyl)theester
7、presentinGuizhouProVince’sservicecondition.Keywords:Phthalicacidester,heaVy·calibercapilla叫Vesselgasphasechromato伊aphy,soil,waterbody'atmosphere,plantV2008届贵州师范人学硕.I:毕业论文原创性声明本人郑重声明:所呈交的学位论文,是在本人和导师的指导下,独立进行研究所取得的成果。除文中已经注明引用的内容外,
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