Speciation of molybdenum (VI) in aqueous and organic phases of selected extraction systems

Separation Science and Technology

Volumn 43, Issue 9-10, 2008, Pages 2641-2657

  Tkac, Peter ^a   Paulenova, Alena ^a  

^a OREGON STATE UNIVERSITY   (United States)

Author keywords

Acetohydroxamic acid; CMPO; Extraction; Molybdenum; PUREX; Speciation; TBP; TRUEX; UV Vis spectroscopy

Indexed keywords

ABSORPTION; CHLORINE COMPOUNDS; EXTRACTION; HYDROCHLORIC ACID; LIGHT ABSORPTION; MOLYBDENUM; MOLYBDENUM COMPOUNDS; SOLUTIONS; VEGETATION;

ACETOHYDROXAMIC ACID; ACIDIC SOLUTIONS; AQUEOUS SOLUTIONS; CMPO; DISTRIBUTION RATIOS; EXTRACTION CONDITIONS; EXTRACTION SYSTEMS; N-DODECANE; ORGANIC PHASE; ORGANIC PHASES; PUREX; SPECIATION; TBP; TRI-N-BUTYL PHOSPHATE; TRUEX; UV ABSORPTION SPECTRUM; UV-VIS SPECTROSCOPY;

SOLVENT EXTRACTION;

EXTRACTION METHOD; ORGANIC ACID; ORGANIC COMPOUND;

EID: 49649107779     PISSN: 01496395     EISSN: 15205754     Source Type: Journal    
DOI: 10.1080/01496390802122261     Document Type: Conference Paper

References (33)

1. Laidler, J. (2006) Advanced spent fuel processing technologies for the Global Nuclear Energy Partnership, 9th IEM on Actinide and Fission Product Partitioning and Transmutation, Nîmes, France, September 2006.
2. Vandegrift, G.F.; Regalbuto, M.C.; Aase, S.B.; Arafat, H.A.; Bakel, A.J.; Bowers, D.L.; Byrnes, J.P.; Clark, M.A.; Emery, J.W.; Falkenberg, J.R.; Gelis, A.V.; Hafenrichter, L.D.; Leonard, R.A.; Pereira, C.; Quigley, K.J.; Tsai, Y.; Vander Pol, M.H.; Laidler, J.J. (2004) Lab-scale demonstration of the UREX+ process, Waste Management, WM'04 Conference, Tucson, AZ, February 29-March 4.
3. Horwitz, E.P.; Kalina, D.G.; Vandegrift, G.F.; Schulz, W.W. (1985) The TRUEX process - A process for the extraction of the transuranic elements from nitric acid wastes. Utilizing modified PUREX solvent. Solvent Extr. Ion Exc., 3: 75.
4. Takeuchi, M.; Tanaka, S.; Yamawaki, M.; Tachimori, S. (1985) Reaction stoichiometry for coextraction of technetium(VII) with uranium(VI) by CMPO. J. Radioanal. Nucl. Chem., 191: 189.
5. Rais, J.; Tachimori, S. (1994) Extraction of europium and americium by a mixture of CMPO and dicarbollide. J. Radioanal. Nucl. Chem., 188: 157.
6. Cruywagen, J.J.; Mckay, H.A.C. (1970) The extraction of molybdenum(VI) by tri-n-butyl phosphate. J. Inorg. Nucl. Chem., 32: 255.
7. 2- from aqueous sulfuric media with TBP dissolved in kerosene. Hydrometallurgy, 55: 327.
8. Fujii, T.; Yamana, H.; Watanabe, M.; Moriyama, H. (2001) Extraction of molybdenum from nitric acid by octyl(phenyl)-N, N-diisobutylcarbamoyl- methylphosphine oxide. Solvent Extr. Ion Exc., 19 (1): 127.
9. Sato, T.; Watanabe, H.; Suzuki, H. (1990) Liquid-liquid extraction of molybdenum(VI) from aqueous acid solutions by TBP and TOPO. Hydrometallurgy, 23: 297.
10. 99Mo tracer. J. Radioanal. Nucl. Chem., Letters, 119(3): 211.
11. Kumar, A.; Mohapatra, P.K.; Pathak, P.N.; Manchanda, V.K. (2001) Extraction of Mo(VI) from nitric acid medium by di(octyl-phenyl)phosphoric acid. Solvent Extr. Ion Exc., 19 (3): 491.
12. Pokhitonov, Y.; Aleksandruk, V.; Bibichev, B.; Novikov, G.; Riazantsev, V.; Saprykin, V. (2002) Composition of insoluble residues generated during spent fuel dissolution. In: Waste Management, WM'02 Conference, Tucson, AZ, February 24-28.
13. Nikol'skii, A.B. (1994) Oxo cations in aqueous solutions. Zh. Obshch. Khim., 64 (11): 1886.
14. Demet'ev, I.A.; Kozin, A.O.; Kondrat'ev Yu.V.; Korol'kov, D.V.; Proyavkin, A.A. (2007) Mononuclear, polynuclear, and cluster complexes of molybdenum and their reactions as models of biochemical systems and processes. Russ. J. General Chem., 77 (5): 822.
15. Freeman, M.A.; Schultz, F.A.; Reilley, C. (1982) Carbon-13, oxygen-17 and molybdenum-95 nuclear magnetic resonance studies of oxomolybdenum(VI) complexes. Inorg. Chem., 21 (2): 567.
16. Stiefel, E.I. (1977) The coordination and bioinorganic chemistry of molybdenum. Prog. Inorg. Chem., 22: 1.
17. Sykes, A.G. (1987) Coordination Chemistry of the s, p, and f metals. In: Comprehensive Coordination Chemistry, 3, 1229.
18. Haight, G.P.; Boston, D.R. (1974) Molybdenum species in aqueous solution - A brief summary. J. Less-Common Met, 36 (1): 95.
19. 5 core structures. J. Chem. Soc., Dalton Trans., 2:248.
20. +. Inorg. Chem., 35 (6): 1556.
21. Kirschner, S. (1961) Advances in the Chemistry of Coordination Compounds; MacMillan, 682: 67.
22. Cruywagen, J.J.; Heyns, J.B.B. (1987) Equilibria and UV spectra of monoand polynuclear molybdenum(VI) species. Inorg. Chem., 26: 2569.
23. Cruywagen, J.J.; Heyns, J.B.B. (2000) Molybdenum (VI) equilibria at high perchloric acid concentration. Polyhedron, 19: 907.
24. Esbelin, E.; Gareil, P.; Masson, M.; Emin, J.L. (2001) Investigation of Mo(VI) monomer-dimer equilibrium in highly acidic solutions by UV absorbance spectroscopy using refined numerical processing. Anal. Chim. Acta, 443: 299.
25. Palant, A.A.; Reznichenko, V.A. (1973) Temperature effects in extraction of sexivalent molybdenum into di(2-ethylhexyl)phosphoric acid from acid solutions. J. Appl Chem. (USSR): 2: 1124.
26. Fujii, T.; Yamana, H.; Watanabe, M.; Moriyama, H. (2001) Extraction of palladium from nitric acid solutions by octyl(phenyl)-N,N-diisobutylcarbamoyl- methylphosphine oxide." J. Radioanal. Nucl. Chem., 247 (2): 435.
27. Carrott, M.J.; Fox, O.D.; Jones, C.J.; Mason, C.; Taylor, R.J.; Sinkov, S.I.; Choppin, G.R. (2007) Solvent extraction behaviour of plutonium ions in the presence of simple hydroxamic acids. Solv. Extr. Ion Exch., 25 (6): 723.
28. Neumann, H.M.; Cook, N.C. (1957) Species of molybdenum (VI) in hydrochloric acid. J. Am. Chem. Soc., 79: 3026.
29. Tkac, P.; Matteson, B.; Bruso, J.; Paulenova, A. (2008) Complexation of uranium (VI) with acetohydroxamic acid. J. Radioanal. Nucl. Chem., 277 (1): accepted.
30. Tkac, P.; Paulenova, A.; Gable, K. (2007) Spectroscopic study of the uranylacetohydroxamate adduct with tributyl phosphate. Applied Spec., 61 (7): 772.
31. Paulenova, A.; Tkac, P.; Matteson, B. (2007) Speciation of plutonium and other metals under UREX process conditions, In: GLOBAL 2007, Advanced Nuclear Fuel Cycles and Systems (Boise, ID, September 9-13, 2007) 723-727.
32. Tkac, P.; Paulenova, A. (2008) The effect of acetohydroxamic acid on extraction and speciation of plutonium. Sep. Sci. Technol., this volume.
33. Farkas, E.; Megyeri, K.; Somsak, L.; Kovacs, L. (1998) Interaction between Mo(VI) and siderophore models in aqueous solution. J. Inorg. Bioch., 70: 41.