%0 Journal Article
%T Liquid-Liquid Extraction of V(IV) from Sulphate Medium by Cyanex 301 Dissolved in Kerosene
%A Ranjit Kumar Biswas
%A Aneek Krishna Karmakar
%J International Journal of Nonferrous Metallurgy
%P 21-29
%@ 2168-2062
%D 2013
%I Scientific Research Publishing
%R 10.4236/ijnm.2013.21003
%X <p style=\"text-align:justify;\">
	<span style=\"font-size:12px;\">The equilibrium of extraction of V(IV) in
the V(IV)-</span><span style=\"font-family:;\" \"=\"\"><span style=\"font-size:12px;\"> SO</span><sub><span style=\"font-size:12px;\">4</span></sub><sup style=\"margin-left:-7px;\"><span style=\"font-size:12px;\">2-</span></sup> </span><span style=\"font-size:12px;\">(H</span><span style=\"font-size:12px;\" \"=\"\"><sup>+</sup></span><span style=\"font-size:12px;\">, Na</span><span style=\"font-size:12px;\" \"=\"\"><sup>+</sup></span><span style=\"font-size:12px;\">)-Cyanex 301 (HA)-kerosene system has been studied. Significant
extraction occurs above pH 1 within 10 min. </span><span style=\"font-size:12px;\" \"=\"\"><sup>C</sup></span><span><span style=\"font-size:12px;\">D (extraction ratio at constant pH</span><sub><span style=\"font-size:12px;\">(</span></sub></span><span style=\"font-family:;\" \"=\"\"><sub><span style=\"font-size:12px;\">e</span></sub><sub><span style=\"font-size:12px;\">q</span></sub></span><sub><span style=\"font-size:12px;\">)</span></sub><span><span style=\"font-size:12px;\"> and [HA]</span><sub><span style=\"font-size:12px;\">(</span></sub></span><span style=\"font-size:12px;\" \"=\"\"><sub>o</sub></span><sub><span style=\"font-size:12px;\">,</span></sub><span style=\"font-family:;\" \"=\"\"><sub><span style=\"font-size:12px;\">e</span></sub><sub><span style=\"font-size:12px;\">q</span></sub></span><sub><span style=\"font-size:12px;\">)</span></sub><span><span style=\"font-size:12px;\">) value is slightly decreased with
increasing [V(IV)]</span><sub><span style=\"font-size:12px;\">(</span></sub></span><span style=\"font-family:;\" \"=\"\"><sub><span style=\"font-size:12px;\">i</span></sub><sub><span style=\"font-size:12px;\">n</span></sub><sub><span style=\"font-size:12px;\">i</span></sub></span><sub><span style=\"font-size:12px;\">)</span></sub><span style=\"font-size:12px;\">. </span><span style=\"font-size:12px;\" \"=\"\"><sup>C</sup></span><span style=\"font-size:12px;\">D is found to be directly proportional to [H</span><span style=\"font-size:12px;\" \"=\"\"><sup>+</sup></span><span style=\"font-size:12px;\">]</span><span style=\"font-family:;\" \"=\"\"><sup><span style=\"font-size:12px;\">-</span></sup><sup><span style=\"font-size:12px;\">n</span></sup></span><span style=\"font-size:12px;\"> (n ¡Ü 2), [HA]</span><span style=\"font-size:12px;\" \"=\"\"> <sup>2</sup></span><span style=\"font-size:12px;\"> and </span><span style=\"font-family:;\" \"=\"\"><span style=\"font-size:12px;\">(1+1.58 [SO</span><sub><span
%K Extraction Equilibrium
%K Vanadium(IV)
%K Cyanex 301
%K Kerosene
%K Sulphate
%U http://www.scirp.org/journal/PaperInformation.aspx?PaperID=27179