Complexation of Cu2+ and Pb2+ by peat and humic acid

European Journal of Soil Science

Volumn 48, Issue 4, 1997, Pages 685-696

  Logan, E M ^a,b   Pulford, I D ^a   Cook, G T ^b   Mackenzie, A B ^b  

^a UNIVERSITY OF GLASGOW   (United Kingdom)

^b SCOTTISH UNIVERSITIES ENVIRONMENTAL RESEARCH CENTRE   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

COMPLEXATION; COPPER; HUMIC ACID; LEAD; METAL BINDING; ORGANIC MATTER; PEAT;

EID: 0031471818     PISSN: 13510754     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1365-2389.1997.tb00568.x     Document Type: Article

References (43)

1. Backes, C.A. & Tipping, E. 1987. Aluminium complexation by an aquatic humic fraction under acidic conditions. Water Research, 21, 211-216.
2. Baes, A.U. & Bloom, P.R. 1988a. Exchange of alkaline earth cations in soil organic matter. Soil Science, 146, 6-14.
3. Baes, A.U. & Bloom, P.R. 1988b. Effect of ionic strength on swelling and the exchange of alkaline earth cations in soil organic matter. Soil Science, 146, 67-72.
4. Bloom, P.R. & McBride, M.B. 1979. Metal ion binding and exchange with hydrogen ions in acid-washed peat. Soil Science Society of America Journal, 43, 687-692.
5. Bonn, B.A. & Fish, W. 1993. Measurement of electrostatic and site-specific associations of alkali metal cations with humic acid. Journal of Soil Science, 44, 335-345.
6. Bresnahan, W.T., Grant, CL. & Weber, J.H. 1978. Stability constants for the complexation of copper (II) ions with water and soil fulvic acids, measured by ion selective electrode. Analytical Chemistry, 50, 1675-1679.
7. Buffle, J., Greter, F.-L. & Haerdi, W. 1977. Measurement of complexation properties of humic and fulvic acids in natural waters with lead and copper ion-selective electrodes. Analytical Chemistry, 49, 216-222.
8. Cabaniss, S.E. & Shuman, M.S. 1986. Combined ion selective electrode and fluorescence quenching detection for copper-dissolved organic matter titrations. Analytical Chemistry, 58, 398-401.
9. Cheshire, M. V., Berrow, M.L., Goodman, B.A. & Mundie, C.M. 1977. Metal distribution and nature of some Cu, Mn and V complexes in humic and fulvic fractions of soil organic matter. Geochimica et Cosmochimica Acta, 41, 1131-1138.
10. Dzombak, D.A., Fish, W. & Morel, F.M. 1986. Metal-humate interactions 1. Discrete ligands and continuous distribution models. Environmental Science and Technology, 20, 669-675.
11. Ephraim, J., Alegret, S., Mathuthu, A., Bicking, M., Malcolm, R.L. & Marinsky, J.A. 1986. A united physicochemical description of the protonation and metal ion complexation equilibria of natural organic acids (humic and fulvic acids) 2. Influence of polyelectrolytic properties and functional group heterogeneity on the protonation equilibria of fulvic acid. Environmental Science and Technology, 20, 354-366.
12. Fish, W., Dzombak, D.A. & Morel, F.M. 1986. Metal humate interactions 2. Application and comparison of models. Environmental Science and Technology, 20, 676-683.
13. Fish, W. & Morel, F.M. 1985. Propagation of error in fulvic acid titration data: a comparison of three analytical methods. Canadian Journal of Chemistry, 63, 1185-1193.
14. Gamble, D.S., Underdown, A.W. & Langford, C.H. 1980. Copper (II) titration of fulvic acid ligand sites with theoretical, potentiometric and spectrophotometric analysis. Analytical Chemistry, 52, 1901-1908.
15. Gregor, J.E. & Powell, H.K.J. 1987. Effects of extraction procedures on fulvic acid properties. Science of the Total Environment, 62, 3-12.
16. Logan, E.M. 1995. The Measurement of the Complexation of Heavy Metals and Radionuclides with Natural Humic Substances. PhD thesis, University of Glasgow.
17. Marinsky, J.A. & Ephraim, J. 1986. A unified physicochemical description of the protonation and metal ion complexation equilibria of natural organic acids (humic and fulvic acids) 1. Analysis of the influence of polyelectrolyte properties on protonation equilibria in ionic media: fundamental concepts. Environmental Science and Technology, 20, 349-354.
18. Masini, J.C. 1993. Evaluation of neglecting electrostatic interactions on the determination and characterisation of the ionisable sites in humic acid. Analytica Chimica Acta, 283, 803-810.
19. Pearson, R.G. 1963. Hard and soft acids and bases. Journal of the American Chemical Society, 85, 3533-3539.
20. Perdue, E.M. & Lytle, C.R. 1983. Distribution model for binding of protons and metal ions by humic substances. Environmental Science and Technology, 17, 654-660.
21. Saar, R.A. & Weber, J.H. 1980. Lead (II) complexation by fulvic acid: how it differs from fulvic acid complexation of copper (II) and cadmium (II). Geochimica et Cosmochimica Acta, 44, 1381-1384.
22. Sahu, S. & Banerjee, D.K. 1990. Complexation properties of typical soil and peat humic acids with copper (II) and cadmium (II). International Journal of Environmental and Analytical Chemistry, 42, 35-44.
23. Sikora, F.J. & Stevenson, F.J. 1988. Silver complexation by humic substances: Conditional stability constants and nature of reactive sites. Geoderma, 42, 353-363.
24. Sposito, G. 1984. The Surface Chemistry of Soils. Oxford University Press, New York.
25. 2+ complexes with humic acids. Soil Science Society of America Journal, 40, 665-672.
26. Stevenson, F.J. 1977. Nature of divalent transition metal complexes of humic acids as revealed by a modified potentiometric titration method. Soil Science, 123, 10-17.
27. Stevenson, F.J. 1982. Humus Chemistry. Wiley Interscience, New York.
28. Stevenson, F.J. & Chen, Y. 1991. Stability constants of copper (II)-humate complexes determined by modified potentiometric titration. Soil Science Society of America Journal, 55, 1586-1591.
29. Stevenson, F.J., Fitch, A. & Brar, M.S. 1993. Stability constants of Cu (II)-humate complexes: Comparison of select models. Soil Science, 155, 77-91.
30. Thakur, A.K., Munson, P.J., Hunston, D.L. & Rodbard, D. 1980. Characterization of ligand-binding systems by continuous affinity distributions of arbitrary shape. Analytical Biochemistry, 103, 240-254.
31. Tipping, E. 1993. Modelling the competition between alkaline earth cations and trace metal species for binding by humic substances. Environmental Science and Technology, 27, 520-529.
32. Tipping, E., Backes, C.A. & Hurley, M.A. 1988. The complexation of protons, aluminium and calcium by aquatic humic substances: a model incorporating binding-site heterogeneity and macroionic effects. Water Research, 22, 597-611.
33. Tipping, E. & Hurley, M.A. 1988. A model of solid-solution interactions in acid organic soils, based in the complexation properties of humic substances. Journal of Soil Science, 39, 505-519.
34. Tipping, E. & Hurley, M.A. 1992. A unifying model of cation binding by humic substances. Geochimica et Cosmochimica Acta, 56, 3627-3641.
35. Tipping, E. & Woof, C. 1990. Humic substances in acid organic soils: Modelling their release to the soil solution in terms of humic charge. Journal of Soil Science, 41, 573-586.
36. Tipping, E., Woof, C. & Hurley, M.A. 1991. Humic substances in acid surface waters; modelling aluminium binding, contribution to ionic charge-balance, and control of pH. Water Research, 25, 425-435.
37. Town, R.M. & Powell, H.K.J. 1993. Ion-selective electrode potentiometric studies on the complexation of copper (II) by soil-derived humic and fulvic acids. Analytica Chimica Acta, 279, 221-233.
38. Turner, D.R., Varney, M.S., Whitfield, M., Mantoura, R.F.C. & Riley, J.P. 1986. Electrochemical studies of copper and lead complexation by fulvic acid. I. Potentiometric measurements and a critical comparison of metal binding models. Geochimica et Cosmochimica Acta, 50, 289-297.
39. Tuschall, J.R. & Brezonik, P.L. 1983. Application of continuous-flow ultrafiltration and competing ligand/differential spectrophotometry for measurement of heavy metal complexation by dissolved organic matter. Analytica Chimica Acta, 149, 47-58.
40. Tuschall, J.R. & Brezonik, P.L. 1984. Analytical methods for the measurement and interpretation of metal binding by aquatic humus and model compounds. In: Complexation of Trace Metals in Natural Waters (eds C.J.M Kramer & J.C. Duinker), pp. 83-94. Martinus Nijhoff/Dr W. Junk Publishers, The Hague.
41. Underdown, A.W., Langford, C.H. & Gamble, D.S. 1985. Light scattering studies of the relationship between cation binding and aggregation of a fulvic acid. Environmental Science and Technology, 19, 132-136.
42. Warwick, P., Hall, A. & Patterson, M. 1992. Comparison of nickel complexation with extracted and non-extracted humic and fulvic materials. Radiochimica Acta, 58/59, 137-144.
43. Wilson, D.E. & Kinney, P. 1977. Effects of polymeric charge variations on the proton-metal ion equilibria of humic materials. Limnology and Oceanography, 22, 281-289.