分光光度法测定景德镇焦化厂废水中铬韩文华

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韩文华①1 刘慧敏1 卢仕文1 许士维1 华 琳2(1、景德镇高专生化系江西景德镇 333000;2、景德镇一中,江西景德镇 333001) :介绍用分光光度法测定含铬量较高的废水。在酸性条件下,铬与二苯碳酰二肼生成紫红色的配合物,最大吸收波长的540nm。该方法具有简便、快速、应用范围广等特点。:分光光度法;铬分析:O657.3      :A      :1008-8458(2005)02-0008-01  ,,,,,(,、),、。。,,540nm。,,。1 752S——()。:120℃2h()0.2829g,,1L,,。T=0.1mg/ml,5μg/ml。:0.2000g50.00mL,100.00mL,,()。(1+1),(1+1),。2 50μg50.00mL,0.50mL(1+1)0.50mL(1+1),2.00mL,,。540nm1cm。3 3.1 :,540nm()。3.2 :20μg,:0.2%1.50mL~3.00mL,2.00mL。3.3 :,,,:(1+1)(1+1)0.50mL。3.4 :,,。3~15min,5min。3.5 :50mL0.2~50μg,50μg,。3.6 :,,,,。4 :,,,,,。50μg50mL,0.5mL(1+1)0.5mL(1+1),2mL,,。540nm1cm(下转第19页)20220056         JournalofJingdezhenCollege        Vol.20No.2Jun.2005①  :2005-03-02  :(1966-),,,,。。,,F≥132。,F≤164。:[1] 余其兴,赵 刚.人类遗传学导论[M].高等教育出版社,2000.[2] 吴仲贤主编.动物遗传学[M].农业出版社,1981.[3] 刘祖洞.遗传学[M].高等教育出版社,1990.[4] 朱玉贤,李毅编著.现代分子生物学[M].高等教育出版社,2002.[5] 孙乃恩,孙东旭,朱德煦编著.分子遗传学[M].南京大学出版社,1990.[6] 盛志廉,吴常信.数量遗传学[M].北京农业大学出版社,1994.[7] 泽格·欧特著(杨达译).人类遗传连锁分析[M].北京农业大学出版社,1995.[8] 吴常信.分子数量遗传学与动物育种[J].遗传,1997,19(增刊):1~3.TheAnalysisandDefinitionofProhibitionofConsanguineousMarriageinNewLawofMarriageZHUShou-min  WANGXin-bin(DepartmentofBio-ChemistryofJingdezhenComprehesiveCollege,Jingdezhen,Jiangxi333000,China)Abstract:Thepapergivesananalysisofconsanguinity,andagradingappraisalofaseriesofconsanguineousrelationsbymeansofconsanguineousamphimixiscoefficient.IthelpsunderstandthecoreoftheborderofLawofMarriage,andhaspracticabilityandopera-tionality.Keywords:consanguinity;directlyreletedmembersofafamily;collateralrelatives;coefficientofconsanguineousmarriage;relativesdegree(上接第8页)。,。::废水中铬的含量(n=6)样 品本法测定值/μg/LRSD/(%)加入值/μg回收值/μg回收率/%景德镇焦化废水75.82.245.004.9498.8景德镇昌江河水38.93.555.005.07101.4景德镇高专自来水32.13.785.005.04100.8:[1] 奚旦立,孙裕生,刘秀英.环境监测(第三版)[M].高等教育出版社,2004.7.[2] 韩文华,王正矩.二溴对甲基偶氮磺光度法测定陶瓷中的铅[J].中国陶瓷,200238(6):44.[3] 王正矩,韩文华.Meso-四-(3,5二溴-4-羟基苯)卟啉分光光度法测定陶瓷中的铅[J].中国陶瓷,200339(1):44.[4] 舒新兴,韩文华.二溴对甲基偶氮磺光度法测定环境土壤中的铅[J].江西师范大学学报,200327(5):386.DeterminingtheChromiuminWasteWaterFromJingdezhenCokingFactoryByMeansOfSpectrocolorimetryHANWen-hua LIUHui-min RUShi-wen XUShi-wei HUALin(DepartmentofChemistry,JingdezhenCollege,JingdezhenJiangxi333000,China)Abstract:Thisarticleaimsatdealingwiththemeasurementofthewastewatercontaininghighcontentofchrorimiumbymeansofspectrocolorimetry.undertheconditionofcomposition,chrorimiumtogetherwithdiphenglcarbazideisgeneratedintopurplecomound,thebiggestabsorbedwavelengthis540nm,Thiswayiseasytooperateandtakesshortime,soitcanbewidelyused.Keyword:spectrocolorimetry;chrorimiumanalyse·19·2    、:     

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