Evaluation of a Peak Potential of an Uncomplexed Metal Ion in Speciation Study of Labile Metal-Ligand Systems by Polarography. Stability Constant Determination of CdII and PbII with Picolinic Acid at a Fixed LT:MT Ratio and Varied pH

Electroanalysis

Volumn 10, Issue 13, 1998, Pages 877-885

  Cukrowski, Ignacy ^a   Loader, Sharon A ^b  

^a UNIVERSITY OF THE WITWATERSRAND   (South Africa)

^b NONE

Author keywords

Cadmium; DPP; Lead; Metal complexes; Picolinic acid; Polarographic complex formation curves; Polarography; Speciation; Stability constants

Indexed keywords

CADMIUM COMPOUNDS; ELECTRODES; IONIC STRENGTH; LEAD COMPOUNDS; LIGANDS; METAL IONS; ORGANIC ACIDS; POLAROGRAPHIC ANALYSIS; SYSTEM STABILITY;

COMPLEX FORMATIONS; DIFFERENTIAL PULSE POLAROGRAPHY; LEAD; METAL LIGAND SYSTEMS; METALS IONS; PEAK POTENTIALS; PICOLINIC ACID; POLAROGRAPHIC COMPLEX FORMATION CURVE; SPECIATION; STABILITY CONSTANTS;

METAL COMPLEXES;

EID: 0000413217     PISSN: 10400397     EISSN: None     Source Type: Journal    
DOI: 10.1002/(SICI)1521-4109(199810)10:13<877::AID-ELAN877>3.0.CO;2-1     Document Type: Article

References (21)

1. A.E. Martell, R.M. Smith, in Critical Stability Constants, Vol. 1-6, Plenum Press, New York 1974-1989.
2. NIST Standard Reference Database 46. NIST Critically Selected Stability Constants of Metal Complexes Database. Version 3.0. Data collected and selected by R.M. Smith, A.E. Martell, U.S. Department of Commerce, National Institute of Standards and Technology 1997.
3. G. Anderegg, Helv. Chim. Acta 1960, 43, 414.
4. J. Buffle, A.M. Mota, M.L. Gonçalves, Port. Electrochim. Acta 1985, 3, 293.
5. D.S. Jain, O. Prakash, S.K. Bhasin, J. Electrochem. Soc. India 1976, 25, 139.
6. J.J. Lingane, Chem. Rev. 1941, 29, 1.
7. D.D. DeFord, D.N. Hume, J. Am. Chem. Soc. 1951, 73, 5321.
8. W.B. Schaap, D.L. McMasters, J. Am. Chem. Soc. 1961, 83, 4699.
9. I. Cukrowski, Anal. Chim. Acta 1996, 336, 23.
10. I. Cukrowski, M. Adsetts, J. Electroanal. Chem 1997, 429, 129.
11. I. Cukrowski, Analyst 1997, 122, 827.
12. I. Cukrowski, Electroanalysis 1997, 9, 699.
13. I. Cukrowski, Electroanalysis 1997, 9, 1167.
14. A.E. Martell, R.D. Hancock, in Metal Complexes in Aqueous Solutions, Modern Inorganic Chemistry series (Ed: J.P. Fackler, Jr.), Plenum Press, New York 1996.
15. I. Cukrowski, E. Cukrowska, R.D. Hancock, G. Anderegg, Anal. Chim. Acta 1995, 312, 307.
16. D.R. Crow, in Polarography of Metal Complexes, Academic Press, New York 1969, p. 64.
17. H.G. de Jong, H.P. van Leeuwen, K. Holub, J. Electroanal. Chem. 1987, 234, 1.
18. H.G. de Jong, H.P. van Leeuwen, J. Electroanal. Chem. 1987, 234, 17.
19. H.G. de Jong, H.P. van Leeuwen, J. Electroanal. Chem. 1987, 235, 1.
20. J. Puy, J. Salvador, J. Galceran, M. Esteban, J.M. Díaz-Cruz, F. Mas, J. Electroanal. Chem. 1993, 360, 1.
21. E.P. Parry, R.A. Osteryoung, Anal. Chem. 1965, 37, 1634.