城市污水二级生化出水中有机污染物特性表征龚剑丽

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26 52007  9   ENVIRONMENTALCHEMISTRYVol.26,No.5September2007 2007120. *(20060251014).*  ,(TOC,COD,BOD5),..,,,,,,.1   .AmberliteXAD-8HZ-001HZ-201:(AHS)、(HoN)、(HoB)、(HiA)、(HiN)(HiB),1.1 AHS()()HiA(),HoN(),,LASHiN(),HoB()HiB(),  TOCliquiTOC.DOC0.45μmTOC.UV2540.45μm1cm,,UV2800-,254nm.2   ()2.2 TOC/mg·l-1DOC/mg·l-1UV254/cm-1SUVA/m-1·mg-1·lCODCr/mg·l-1BOD5/mg·l-1SBOD5/mg·l-1pH9.08—13.068.18—11.700.182—0.2801.47—2.3530.2—56.713.5—18.64.37.06—7.80  2,(GB18918-2002)B(COD60mg·l-1,BOD520mg·l-1).(DOC)(TOC)89%—90%.SBOD5(BOD5)BOD523.1%,,SBOD5/COD0.1.  SUVA()UV254DOC,,,SUVA(THMFP).,SUVA,SUVA,.  SUVA3.3 SUVAHoBAHSHoNHiBHiAHiNDOC/%4—752—588—131—518—273—4UV254/%2—955—719—131—29—171SUVA/m-1·mg-1·l2.562.682.350.541.120.79 5707    3,AHS,DOC52%—58%,HiAHoN,DOC18%—27%8%—13%,HoBHiNHiB.AHS(HA)(FA),FA,AHS92.4%,HA7.6%.,:AHSHiAHoNHoBHiNHiB.,(68%)(32%).  UV254,UV254,AHS55%—71%.SUVA,,AHS,2.68m-1·mg-1·l,AHS,.,AHS.  ,、,.,(BDOC)、(AOC),.,AHSHiA.3   ,,DOC7.61mg·l-1,UV2540.126cm-1,SUVA1.66m-1·mg-1·l.,4.4 DOCAHSHoB+HoNHiAHiB+HiNAHSHoB+HoNHiAHiB+HiN53%15%25%7%43%3%30%24%  4,:AHSHiA(HoB+HoN)(HiB+HiN),,68%;:AHSHiA(HiB+HiN)(HoB+HoN),(54%)(46%),AHS,...,.  ,:(AHS)、(HoN)、(HoB)、(HiA)、(HiN)(HiB).AHS,DOC52%—58%,HiAHoN,18%—27%8%—13%,HoB,HiNHiB.,:AHSHiAHoNHoBHiNHiB.AHS,UV25455%—71%,.,,.      (,,200237)

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