Adsorption and polymerisation of silicic acid on ferrihydrite, and its effect on arsenic adsorption

Water Research

Volumn 33, Issue 16, 1999, Pages 3413-3422

  Swedlund, Peter J ^a   Webster, Jenny G ^a  

^a UNIVERSITY OF AUCKLAND   (New Zealand)

Author keywords

Adsorption; Arsenic; Diffuse layer model; Ferrihydrite; Silicic acid

Indexed keywords

ARSENIC; SILICIC ACID; TRACE ELEMENT;

ADSORPTION; ARTICLE; NONHUMAN; POLYMERIZATION; PRIORITY JOURNAL; WATER POLLUTION;

ADSORPTION; ARSENIC; INORGANIC ACIDS; IRON COMPOUNDS; MATHEMATICAL MODELS; MONOMERS; POLYMERIZATION;

DIFFUSE LAYER MODEL; FERRIHYDRITE;

TRACE ANALYSIS;

EID: 0032596293     PISSN: 00431354     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0043-1354(99)00055-X     Document Type: Article

References (22)

1. Aggett J., Aspell A.C. The determination of arsenic(III) and total arsenic by atomic-adsorption spectroscopy. The Analyst. 101:1976;341-347.
2. Aggett J., Roberts L.S. Insight into the mechanism of accumulation of arsenate and phosphate in hydro lake sediments by measuring the rate of dissolution with ethylenediaminetetraacetic acid. Environ. Sci. Technol. 20:1986;183-186.
3. Allison J.D., Brown D.S., Novo-Gradac K.J. MINTEQA2/PRODEFA2, A Geochemical Assessment Model for Environmental Systems, Version 3.0, User's Manual EPA/600/3-91/021. 1991;USEPA, Athens, GA.
4. Anderson P.R., Benjamin M.M. Effects of silicon on the crystallization and adsorption proerties of ferric oxides. Environ. Sci. Technol. 19:1985;1048-1053.
5. Carlson L., Schwertmann U. Natural ferrihydrites in surface deposits from Finland and their association with silica. Geochim. Cosmochim. Acta. 45:1981;421-429.
6. Dzombak D.A., Morel F.M.M. Surface Complexation Modelling: Hydrous Ferric Oxide. 1990;Wiley, New York.
7. Fuller C., Davis J.A., Waychunas G.A. Surface chemistry of ferrihydrite: Part 2. Kinetics of arsenate adsorption and coprecipitation. Geochim. Cosmochim. Acta. 57:1993;2271-2282.
8. Gregor J.E., Fenton E., Swedlund P.J. and Webster J.G. (1998) Adsorption of arsenic from waters containing silicic acid and natural organic matter. Water Res., in press.
9. Hansen H.C.B., Wetche T.P., Raulund-Rasmussen K., Borggaard O.K. Stability constants for silicate adsorbed to ferrihydrite. Clay Minerals. 29:1994;341-350.
10. Herbillon A.J., Tran Vinh An J. Heterogeneity in silicon-iron mixed hydroxides. J. Soil Sci. 20:1969;223-235.
11. Herbelin A.L. and Westall J.C. (1996) FITEQL: a computer program for determination of chemical equilibrium constants from experimental data, Report 96-01. Chemistry Department, Oregon State University, Corvallis, OR.
12. Iler R.K. The Chemistry of Silica - Solubility, Polymerisation, Colloid and Surface Properties, and Biochemistry. 1979;Wiley, New York.
13. Leckie J.O., Benjamin M.M., Hayes K., Kaufman G. and Altmann S. (1980) Adsorption/coprecipitation of trace elements from water with iron oxyhydroxide, Research Project 910-1. Electric Power Research Institute, Palo Alto, CA.
14. 6 edges. Geochim. Cosmochim. Acta. 59:1995;3647-3653.
15. Manning B.A., Goldberg S. Adsorption and stability of arsenic(III) at the mineral-water interface. Environ. Sci. Technol. 31:1997;2005-2011.
16. Oscaron D.W., Huang P.M., Liaw W.K. The oxidation of arsenite by aquatic sediments. J. Environ. Qual. 9:1980;700-703.
17. Parfitt R.L., Van Der Gaast S.J., Childs C.W. A structural model for natural siliceous ferrihydrite. Clays and Clay Minerals. 40:1992;675-681.
18. Pierce M.T., Moore C.B. Adsorption of arsenite and arsenate on amorphous iron hydroxide. Water Res. 16:1982;1247-1253.
19. Schwertmann U., Fechter H. The point of zero charge of natural and synthetic ferrihydrite and its relation to adsorbed silicate. Clay Minerals. 17:1982;471-476.
20. Swedlund P.J., Webster J.G., Miskelly G.M. Arsenic removal from geothermal bore water: The effect of dissolved silica. Proceedings of the 18th Geothermal Workshop, Auckland, New Zealand. 1996;89-93.
21. Vempati R.T., Loeppert R.H., Dunfer D.C., Cocke D.L. X-ray photoelectron spectroscopy as a tool to differentiate silicon-bonding state in amorphous iron oxides. Soil Sci. Soc. Am. J. 54:1990;695-698.
22. Waychunas G.A., Rea B.A., Fuller C.C., Davis J.A. Surface chemistry of ferrihydrite: Part 1. EXAFS studies of the geometry of coprecipitated and adsorbed arsenate. Geochim. Cosmochim. Acta. 57:1993;2251-2269.