Binding constants of divalent mercury (Hg2+) in soil humic acids and soil organic matter

Environmental Science and Technology

Volumn 40, Issue 3, 2006, Pages 844-849

  Khwaja, Abdul R ^a,b   Bloom, Paul R ^a   Brezonik, Patrick L ^a,c  

^a UNIVERSITY OF MINNESOTA   (United States)

^b GE Water and Process Technologies   (United States)

^c NATIONAL SCIENCE FOUNDATION   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AMINO ACIDS; CHELATION; FORESTRY; MERCURY (METAL); ORGANIC ACIDS; SOILS; STOICHIOMETRY; X RAY SPECTROSCOPY;

BINDING CONSTANTS; DIVALENT MERCURY; LIGAND-EXCHANGE; SYNTHETIC AMINO ACID;

REACTION KINETICS;

AMINO ACID DERIVATIVE; CHELATING AGENT; EGTAZIC ACID; HUMIC ACID; LIGAND; MERCURY; PEAT; PENICILLAMINE; PENTETIC ACID; PROTON; SOIL ORGANIC MATTER; THIOL GROUP;

AMINO ACIDS; CHELATION; FORESTRY; MERCURY (METAL); ORGANIC ACIDS; REACTION KINETICS; SOILS; STOICHIOMETRY; X RAY SPECTROSCOPY;

CHEMICAL BINDING; HUMIC ACID; MERCURY (ELEMENT); SOIL ORGANIC MATTER;

ACIDITY; ARTICLE; BINDING AFFINITY; CALCULATION; METAL BINDING; REACTION ANALYSIS; ROENTGEN SPECTROSCOPY; SOIL; STOICHIOMETRY; TEMPERATE DECIDUOUS FOREST;

CHELATING AGENTS; EGTAZIC ACID; HUMIC SUBSTANCES; KINETICS; MERCURY; PENTETIC ACID; SOIL; SOIL POLLUTANTS; TREES;

AMINO ACIDS; CHELATION; FORESTRY; MERCURY; ORGANIC ACIDS; REACTION KINETICS; SOIL; STOICHIOMETRY;

EID: 32344442369     PISSN: 0013936X     EISSN: None     Source Type: Journal    
DOI: 10.1021/es051085c     Document Type: Article

References (34)

1. Morel, F. M. M.; Kraepiel, A. M. L.; Amyot, M. The chemical cycle and bioaccumulation of mercury. Annu. Rev. Ecol., Syst. 1998, 29, 543-566.
2. Sjoblom, A.; Meili, M.; Sundbom, M. The influence of humic substances on the speciation and bioavailability of dissolved mercury and methylmercury, measured as uptake by Chaoborus larvae and loss by volatilization. Sci. Total Environ. 2000, 261, 115-124.
3. Monson, B. A.; Brezonik, P. L. Influence of food, aquatic humus, and alkalinity on methylmercury uptake by Daphnia magna. Environ. Toxicol. Chem. 1999, 18, 560-566.
4. Wang, D. Y.; Qing, C. L.; Guo, T. Y.; Guo, Y. J. Effects of humic acid on transport and transformation of mercury in soil-plant systems. Water, Air, Soil Pollut. 1997, 95, 35-43.
5. Yin, Y.; Allen, H. E.; Huang, C. P.; Sanders, P. F. Adsorption/desorption isotherms of Hg(II) by soil. Soil Sci. 1997, 162, 35-45.
6. Watras, C. J.; Morrison, K. A.; Host, J. S.; Bloom, N. S. Concentration of mercury species in relationship to other site-specific factors in the surface waters of northern Wisconsin lakes. Limnol. Oceanogr. 1995, 40, 556-565.
7. Mierle, G.; Ingram, R. The role of humic substances in the mobilization of mercury from watersheds. Water, Air, Soil Pollut. 1991, 56, 349-357.
8. Hurley, J. P.; Krabbenhoft, D. P.; Cleckner, L. B.; Olson, M. L.; Aiken, G. R.; Rawlik, P. S. System controls on the aqueous distribution of mercury in northern Florida Everglades. Biogeochemistry 1998, 40, 293-311.
9. Stumm, W.; Morgan, J. J. Aquatic Chemistry: Chemical Equilibria and Rates in Natural Waters, 3rd ed.; Wiley: New York, 1996.
10. Xia, K.; Weesner, F.; Bleam, W. F.; Bloom, P. R.; Skyllberg, U. L.; Helmke, P. A. XANES studies of oxidation states of sulfur in aquatic and soil humic substances. Soil Sci. Soc. Am. J. 1998, 62, 1240-1246.
11. Xia, K.; Skyllberg, U. L.; Bleam, W. F.; Bloom, P. R.; Nater, E. A.; Helmke, P. A. X-ray absorption spectroscopic evidence for the complexation of Hg(II) by reduced sulfur in soil humic substances. Environ. Sci. Technol. 1999, 33, 257-261.
12. Stevenson, F. J. Humus Chemistry: Genesis, Composition, Reactions; Wiley: New York, 1982.
13. Marschner, H. Mineral Nutrition in Higher Plants; Academic Press: New York, 1995.
14. Henkel, H.; Krebs, K. Metalothioneins: Zinc, cadmium, mercury, and copper thiolates and selanolates mimicking protein active site features-Structural aspect and biological implications. Chem. Rev. 2004, 104, 801-824.
15. Lin, C.-M. Soil organic matter sorption of mercury and the role of reduced organic sulfur. M.S. Thesis, University of Minnesota, St. Paul, 2003.
16. Hesterberg, D.; Chou, J. W.; Hutchison, K. J.; Sayers, D. E. Bonding of Hg(II) to reduced organic sulfur in humic acid as affected by S/Hg ratio. Environ. Sci. Technol. 2001, 35, 2741-2745.
17. Lövgren, L.; Sjöberg, S. Equilibrium approaches to natural water systems-7. Complexation reactions of copper(II), cadmium(II), and mercury (II) with dissolved organic matter in a concentrated bogwater. Water Res. 1989, 23, 327-332.
18. Haitzer, M.; Aiken, G. R.; Ryan, J. N. Binding of mercury(II) to dissolved organic matter: The role of the mercury-to-DOM concentration ratio. Environ. Sci. Technol. 2002, 36, 3564-3570.
19. Haitzer, M.; Aiken, G. R.; Ryan, J. N. Binding of mercury(II) to aquatic humic substances: Influence of pH and source of humic substances. Environ. Sci. Technol. 2003, 37, 2436-2441.
20. Hsu, H.; Sedlak, D. L. Strong Hg(II) complexation in municipal wastewater effluent and surface waters. Environ. Sci. Technol. 2003, 37, 2743-2749.
21. Skyllberg, U.; Xia, K.; Bloom, P. R.; Nater, E. A.; Bleam, W. F. Binding of mercury(II) to reduced sulfur in soil organic matter along upland-peat soil transects. J. Environ. Qual. 2000, 29, 855-865.
22. Basinger, M. A.; Casas, J. S.; Jones, M. M.; Weaver, A. D. Structural requirements for Hg(II) antidotes. J. Inorg. Nucl. Chem. 1981, 43, 1419-1425.
23. Swift, R. S. Organic matter characterization. In Method of Soil Analysis. Part 3. Chemical Methods; Sparks, D. L., et al., Eds.; Soil Science Society of America: Madison, WI, 1996.
24. U.S. EPA. Methods for the chemical analysis of water and wastes; EPA/600/4-79/020: Washington, DC, 1974.
25. Bloom, N. S.; Fitzgerald, W. F. Determination of volatile mercury species at the picogram level by low-temperature gas chromatography with cold-vapor atomic fluorescence detection. Anal. Chim. Acta 1988, 208, 151-161.
26. Claas, S. A. Protocols for environmental mercury research, version UM. Unpublished manuscript; Department of Soil, Water, and Climate: University of Minnesota, Saint Paul, 1995.
27. Visual MINTEQ. Visual MINTEQ Chemical Speciation Software, Version 2.1; www.lwr.kth.se/English/Oursoftware/vminteq, 2002.
28. Casas, J. S.; Jones, M. M. Mercury(II) complexes with sulfhydryl containing chelating agents: stability constant inconsistencies and their resolution. J. Inorg. Nucl. Chem. 1980, 42, 99-102.
29. Martell, A. E.; Smith, R. M. Critical Stability Constants, Vol. 5: First Supplement; Plenum: New York, 1982.
30. Jeng, M.-F.; Holmgren, A.; Dyson, H. J. Proton Sharing between Cysteine Thiols in Escherichia coli Thioredoxin: Implications for the Mechanism of Protein Disulfide Reduction. Biochemistry 1995, 34(32), 10101-10105.
31. Strand, R.; Lund, W.; Aaseth, J. Complex formation of zinc, cadmium, and mercury with penicillamine. J. Inorg. Biochem. 1983, 19, 301-309.
32. Koszegi-Szalai, H.; Paal, T. L. Equilibrium studies of mercury (II) complexes with penicillamine. Talanta 1999, 48, 393-402.
33. + in natural organic matter by a bromide complexation method; Presented at 222nd ACS National Meeting: Chicago, August 2001.
34. Drexel, R. T.; Haitzer, M.; Ryan, J. N.; Aiken, G. R.; Nagy, K. L. Mercury(II) sorption to two Florida Everglades peats: evidence for strong and weak binding and competition by dissolved organic matter released from the peat. Environ. Sci. Technol. 2002, 36, 4058-4064.