Colorimetric estimation and some physicochemical properties of purified Cyanex 272

Hydrometallurgy

Volumn 76, Issue 1-2, 2005, Pages 97-104

  Biswas, R K ^a   Habib, M A ^a   Singha, H P ^a  

^a UNIVERSITY OF RAJSHAHI   (Bangladesh)

Author keywords

Acid digestion; Colorimetric estimation; Cyanex 272; Dimerization constant; Ionization constant; Partition coefficient

Indexed keywords

ACID DIGESTION; COLORIMETRIC ESTIMATION; CYANEX 272; DIMERIZATION CONSTANT; IONIZATION CONSTANT; PARTITION COEFFICIENTS;

COLORIMETRIC ANALYSIS; DIMERIZATION; ESTERS; IONIZATION; OXIDATION; PARAMETER ESTIMATION; SULFURIC ACID;

ORGANIC ACIDS;

EID: 11144344932     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.hydromet.2004.09.005     Document Type: Article

References (20)

1. 2+ Ind. Eng. Chem. Res. 39 2000 155 160
2. = system, interfacial adsorption and excess properties Hydrometallurgy 69 2003 157 168
3. Y. Cao, M. Goto, and F. Nakashio Extractive separation of copper(II) and zinc(II) using emulsion liquid membrane Mo Kexue Yu Jishu 12 4 1992 12 16
4. E.H. Cho, and P.K. Dai Separation of Zn, Co and Ni using solvent extraction technique Miner. Metall. Process. 11 4 1994 185 187
5. Chou, E.C., Beckstead, L.W., 1990. Separation of nickel and cobalt from sulphate solution by solvent extraction, US Patent 4,900,522.
6. Cytec Canada. Technical Brochure for Cyanex 272 extractant, p. 10.
7. P.R. Danesi, I. Reichley-Yinger, C. Cianetti, and P.G. Rickert Separation of cobalt and nickel by liquid-liquid extraction and supported membranes with bis(2,4,4-trimethylpentyl)phosphinic acid (Cyanex 272 extractant) Solv. Extr. Ion Exch. 2 1984 781 814
8. T.C. Huang, and R.S. Juang Extraction equilibrium of zinc from sulphate media with bis(2-ethylhexyl)phosphoric acid Ind. Eng. Chem. Fundam. 25 1986 752 757
9. F. Islam, and R.K. Biswas Infrared spectra, magnetic moment and molecular weight data of the complexes of Ti(IV), V(IV), Cr(III), Fe(III) and Mn(II) with bis(2-ethylhexyl)phosphoric acid J. Bangladesh Acad. Sci. 5 2 1981 19 24
10. L. Kean, S. Muralidharan, and H. Freiser Determination of the equilibrium constants of organo-phosphorous liquid-liquid extractants by inductively coupled plasma-atomic emission spectroscopy Solv. Extr. Ion Exch. 3 1995 895 908
11. M. Martinez, N. Miralles, A. Sastre, and E. Bosch Dissociation constants of organophosphinic acid compounds Talanta 40 1993 1939 1943
12. J.S. Preston Recent developments in the separation of nickel and cobalt from sulphate solutions by solvent extraction J. S. Afr. Inst. Min. Metall. 83 6 1983 126 132
13. K.C. Sole, and J.B. Hiskey The potential for recovery of cobalt from copper leach solutions Proc. Copper 91-Cobre 91 Intl. Symp. vol. 3 1991 229 243
14. 4 Radiokhimiya 5 4 1963 419 424 (translated pages 386-390)
15. A.I. Vogel A Text Book of Quantitative Inorganic Analysis 3rd edn. 1961 Longmans London 810
16. C. Wang, and D. Li Extraction mechanism of Sc(III) and separation of Th(IV), Fe(III) and Lu(III) with bis(2,4,4-trimethypentyl)phosphinic acid in n-hexane from sulphuric acid solutions Solv. Extr. Ion Exch. 12 1994 615 631
17. F. Xun, and J.A. Golding Solvent extraction of cobalt and nickel in bis(2,4,4-trimethylpentyl)phosphinic acid (Cyanex 272 extractant) Solv. Extr. Ion Exch. 5 1987 205 226
18. M: basic constants and extraction equilibria Solv. Extr. Ion Exch. 8 1990 573 595
19. H. Zhengshui, P. Ying, M. Wanwu, and F. Xun Purification of organo-phosphorous extractants Solv. Extr. Ion Exch. 13 1995 965 976
20. C. Zou, K. Li, and S. Tong Study on transport and separation of Zn(II) from Cd(II) and other metal ions through the emulsion liquid membrane system of Cyanex 272-span 80-toluene Gaodeng Xuexiao Huaxue Xuebao 15 2 1994 185 188