MEKC determination of vanadium from mineral ore and crude petroleum oil samples using precapillary chelation with bis(salicylaldehyde)tetramethyl-ethylenediimine
2009 ◽
Vol 32
(18)
◽
pp. 3169-3177
◽
1997 ◽
Vol 766
(1-2)
◽
pp. 159-164
◽