. . "Reduction of V(V) to V(IV) was performed at carbon felt cathode at a constant potential of - 1500 mV vs. Ag/AgCl. Adsorption of vanadium species onto the sorbent Purolite D 4123 was investigated in the pH range 2.5 to 5. V(V) was efficiently adsorbed throughout pH range studied, whereas V(IV) was barely adsorbed at pHs of 2.5 to 3.5 and it was re-oxidized to V(V) at higher pHs. In column experiments, V(V) was strongly adsorbed . V(IV) broke through the column readily and reached the inlet concentration within 60 BV. Desorption was carried out with combination of 1 M HCl and 1M NaOH, consequently, and the total vanadium recovery was about 100 %"@en . . "Porovn\u00E1n\u00ED sorpce elektrochemicky generovan\u00E9ho V(IV) a V(V) na selektivn\u00EDm sorbentu"@cs . . "1803-4039" . . "Porovn\u00E1n\u00ED sorpce elektrochemicky generovan\u00E9ho V(IV) a V(V) na selektivn\u00EDm sorbentu"@cs . . "1"^^ . "360659" . "[DE27E2DAD393]" . "Jel\u00EDnek, Lud\u011Bk" . . "electrochemical reduction; vanadium(IV); vanadium(V) oxoanions; selective sorption"@en . "\u010Cernou\u0161ek, Tom\u00E1\u0161" . "Z(MSM6046137304)" . . . . "RIV/60461373:22320/08:00019820" . . "Ion Exchange Letters" . . "Reduction of V(V) to V(IV) was performed at carbon felt cathode at a constant potential of - 1500 mV vs. Ag/AgCl. Adsorption of vanadium species onto the sorbent Purolite D 4123 was investigated in the pH range 2.5 to 5. V(V) was efficiently adsorbed throughout pH range studied, whereas V(IV) was barely adsorbed at pHs of 2.5 to 3.5 and it was re-oxidized to V(V) at higher pHs. In column experiments, V(V) was strongly adsorbed . V(IV) broke through the column readily and reached the inlet concentration within 60 BV. Desorption was carried out with combination of 1 M HCl and 1M NaOH, consequently, and the total vanadium recovery was about 100 %" . "Comparison of sorption of electrochemically generated V(IV) and V(V) onto selective sorbent"@en . . "RIV/60461373:22320/08:00019820!RIV09-MSM-22320___" . "2" . "22320" . "Redukce V(V) na V(IV) byla provedena na katod\u011B z uhl\u00EDkov\u00E9 plsti za konstantn\u00EDho potenci\u00E1lu 1500 mV vs. Ag/AgCl. Sorpce vanadu na sorbentu D 4123 byla sledov\u00E1na v rozmez\u00ED pH 2,5 a\u017E 5. V(V) byl sorbov\u00E1n v cel\u00E9m rozmez\u00ED pH zat\u00EDmco V(IV) se v rozmez\u00ED pH 2,5 a\u017E 3,5 sorboval pouze zanedbateln\u011B. P\u0159i vy\u0161\u0161\u00EDm pH doch\u00E1zelo ke zp\u011Btn\u00E9 oxidaci na V(V). P\u0159i kolonov\u00FDch experimentech byl V(V)siln\u011B adsorbov\u00E1n. V(IV) se na kolon\u011B zachycoval jen slab\u011B a dos\u00E1hl vstupn\u00ED koncentrace po projit\u00ED 60ti kolonov\u00FDch objem\u016F. Desorpce vanadu byla provedena postupn\u011B pomoc\u00ED 1 M HCl a 1M NaOH a celkov\u00E9 vyt\u011Bsn\u011Bn\u00E9 mno\u017Estv\u00ED bylo skoro 100%."@cs . "CZ - \u010Cesk\u00E1 republika" . "Comparison of sorption of electrochemically generated V(IV) and V(V) onto selective sorbent" . . "Comparison of sorption of electrochemically generated V(IV) and V(V) onto selective sorbent" . "3"^^ . "1" . "\u010Euri\u0161ov\u00E1, Jana" . "Comparison of sorption of electrochemically generated V(IV) and V(V) onto selective sorbent"@en . . . "3"^^ .