藻类对砷(V)的还原作用
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摘要: 砷在一般大洋水中约为2.0×10-8mol/dm3(文献[1,2]为1.5×10-9),从热力学平衡计算砷在海水中的存在形态主要为砷(V)[3],而实际上大部分海区中三价砷(As(Ⅲ)〕的含量都是较高的(表1).
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Andreae M O.Dmtnbution and spcciation of arsenic in natural waters and some marine algae.Decp-Sea Res.,1978,25.391-102 Waslenchuk D G and H I.Windom.Factors control the cstuarine chemistry of arsenic.Estua.Coastal Mar.Sci.,1978,7.455-464 Andreac M O.Arsenic spciation in sea water and uttersutial waters:the mfllucnce of biological chemical interaction on the chetnistry of trace element.Lirnnol.Occanuqr.,1979.24 (3):490-452 Sanders J G.Microbial role in the demethylauon and oxidatirm oil mcthylatcd arscnicals in aco water.Chimisphere.1979.(3):135-137 Sander.I G.Arsenic gcochemrstry in Chesapcakc Bay:dependence upon anthropogenic inputs and phytoplankton species composnwn.Mar.Chem.,1985,17,3223-340 byrd J T.The seasonal cycle of arsenic in estuary and ncarshorc waters of the South Atlamic Btght.Mar.Chem.,1988.25..383-391 Howard A G et al.Seasonal vanahility of hioloKical arsenic methylation in the estuary of the Rver Bcaulieu.Mar.Chem.,1982.11,993-498 Sanders J G and H I.Wintlon.The uptake and reduction of arsenic species by marine algae.Estu.Coastal and Shelf Sci.,1980,10,555-567 Sanders J C.P S Vcrmersh.Response of marine phytoplankton to low level of arsenate.J.of Plan.Rcs.,1982,4(4):881-892 Sanders J G.Alteration of arscnrc transport and rcactivrty m coastal marine system due to bmlogical transformation.Rapp.P.V.Ream.Cone.Int.Explor.Mer.1986.186,185-192 Andrcac M O et al.Arsenic.antirnony,germanium and the in the Tejo Estuary,Portugal,modeling a polluted estuary.Environ.Sci.Technol.,1983,17.731-737 Andrcae M O and P N Eroelich.Arsenic,antimony and germanium biogeochemrstry in the Boltic Sea,Tellus,1984,368.101-117 He!lesbust J A.Excretion of some organic compounds by marine phytoplankton.Limnol.Occanogr.,1965,7,172-206 Peterson M L and R Carpcnter.Biogcochemical process affcettng total arsenic and arsenic species distributions in an intermittcntly anoxic fjord.Mar.Chem,1983.12.295321
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