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1、3ZX叶锦韶,尹 华,彭 辉,贾宗剑(广州暨南大学生命科学技术学院,广州 510632)K1:38,134a;)a%#ZEk4bW%Y3y,i)3b1oM:;3;34;)ms|:X703 DSM:A cI|:1002- 1264(2001)03- 0030- 03Study on Biosorption of Heavy MetalsYE Jin-shao,YIN Hua,PENG Hui,JIA -Jian(College of Life Science andTechnology, JinanUniversity, Guangzhou 510632,China)Abstract:This
2、paper reviewed the biosorption of heavy metals. The origin and category of the biosorbent, themethod and reagent of pretreatment, fixation and desorption of thebiosorbent were introduced. Thefactors whichinfluence the properties of heavymetal adsorptionwerestudied, andthemechanism of bioaccumulation
3、 andadsorp-tionwas discussed.Key words:heavy metal; biosorption; biosorbent; water treatment8Mbl.d)ZE1:0EaEaEaQ1iEaEaEaE 1,2b3EYVgF348)ZE,Na?rq,a)ilbyN3L51- 3b1 3434Vls?38#3b1%)a)a)a(1- 3bMs34V1U:V1 34|3418axaTa2%)j)aI)ae)a3)3aLas4)wawaa)asawaaa5(a(a(alo(aI(a(a5=(aZ34T,P49F3- 4 5;)Pv4YV,PvlaRa(,4rqb
4、L-5Z(x300- 600 LmR,P)rqv4 6;fl(,2 minr7;7301432001M6gg3URBAN ENVIRONMENT & URBAN ECOLOGYVol 14,No.3Jun. 2001X:YV9F!ac,VP?asJ)FeaZnaSe?420;i33T 14b3#01b6 3B1/:0y4%AHy4Vy4dyV7$bT4)8,)8%=3b4=d,1Vv+b)H,0r4V,sV$,sd$4=VbVsdHW=,9F,039a2;%Vaa8xa1ia$#a(HSAB)14- 16b3%1by3310,%t0H,t0bCd2+Ca2+t=17b301Tbw0,3r30%
5、byN,3)8)1bID1 C.J.Wiliams,D.Aderhold,et al. Comparison between biosorbentsfor the removal ofmetal ionsfrom aqueoussolutionsJ. Water Re-search,1998,31(1):216- 224.2 B.3J.,.)Maa3TJ.7?,2000,15(3):3- 4.15 Jose T.Matheickal,Qiming Yu,et al.Biosorption of cadmium2+from aqueous solutions by pre- treated bi
6、omass of marine algadurvillaeapotatorum J. Water Research, 1999, 33( 2): 335-342.16 V.Gomez- Serrano,A.Macias- Garcia,et al.Adsorptionof mer-cury,cadmium and lead from aqueous solution on heat- treatedandsulphurizedactivated carbon J. Water Research. 1998,31(1):1- 4.17 v,S.Cd2+Hg2+8%#=sYJ., 1999, 8(2):43- 48.Te:=(1977- ),3,V3,1VY3)b32 gg3 143 2001M
