Photodegradation of Methylene Blue in Natural Seawater

在线阅读 下载PDF 导出详情
摘要 ThispaperreportsthephotochemicaldegradationofMethyleneBlue(MB)innaturalseawater(NSW).Thephotode-gradationreactionconformedtothefirst-orderreactionkineticswiththerateconstant0.0158min-1.MBwasphotochemicallyde-gradatedfasterunderhigh-pressuremercurylamp(HPML)thanundersunlight.WhenMBwasinlowerconcentrations,salinitycouldinhibitthephotoreactionwhereasMBinhigherconcentration,salinitycouldacceleratethephotoreaction.Humidacidcouldalsoinhibitthephotoreactions.ToxicitytestswithmarinephytoplanktonSkeletonemacostatum(Sk)andHeterosigmaakashiwoHada(Ha)showeddecreasedacutetoxicityafterphotodegradation.
机构地区 不详
出版日期 2010年02月12日(中国期刊网平台首次上网日期,不代表论文的发表时间)
  • 相关文献