Extraction equilibria of 2,4,6-Trinitrophenol by (amberlite LA2 + ester) solvents

2016 ◽  
Vol 427 ◽  
pp. 175-179 ◽  
Author(s):  
Hasan Uslu
2006 ◽  
Vol 41 (4) ◽  
pp. 757-769 ◽  
Author(s):  
Henar Samaniego ◽  
M. Fresnedo San Román ◽  
Inmaculada Ortiz

1981 ◽  
Vol 50 (6) ◽  
pp. 365-371 ◽  
Author(s):  
V. S. Shmidt ◽  
K. A. Rybakov

Author(s):  
Gregory Choppin ◽  
Claude Musikas ◽  
Tatsuya Sekine ◽  
Jan Rydberg

2005 ◽  
Vol 70 (6) ◽  
pp. 853-867 ◽  
Author(s):  
T.N. Shilmkar ◽  
S.S. Kolekar ◽  
M.A. Anuse

The distribution equilibrium of gallium(III) between n-octylaniline dissolved in toluene and acidic aqueous succinate media has been investigated as a function of the concentration of extractant in the organic phase and concentration of hydrogen ions and gallium( III) ions in the aqueous phase. The stoichiometry of the extracted species was determined on the basis of slope analysis.Gallium(III) is extracted by the anion exchange mechanism as [RNH3+Ga(succinate)2]org. The temperature dependence of the extraction equilibria was examined by the temperature variation method. The extraction process is favoured with increasing temperature. It was found that a large number of cations and anions have a high tolerance limit. The selectivity of the extraction is increased by the use of suitable masking agents. The method affords the binary separation of gallium(III) from associated elements and was further extended to the analysis of a synthetic mixture.


1990 ◽  
Vol 22 (1) ◽  
pp. 59-69 ◽  
Author(s):  
A. M. Kiwan ◽  
F. M. Hassan ◽  
W. Hamdan ◽  
A. A. Bahajaj ◽  
M. Y. Khaled

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