1. Analytica Chimica Acta Volume 57, Issue 2, December 1971, Pages 301-310
Spectrophotometric determination of vanadium with 4-(2-pyridylazo)resorcinol by extraction of tetraphenylphosphonium and arsonium salts
M. Sirokia and C. Djordjevic
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http://dx.doi.org/10.1016/S0003-2670(01)95117-7
A combined ion-exchange-spectrophotometric determination of vanadium in sea and natural waters
Tetsuya Kiriyama, Rokuro Kuroda
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http://dx.doi.org/10.1016/0003-2670(72)80060-6
Spectrophotometric determination of vanadium in sea water
M. Nishimura, K. Matsunaga, T. Kudo and F. Obara
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http://dx.doi.org/10.1016/S0003-2670(01)82513-7
Spectrophotometric Studies on the equilibria of vanadium(V)-4-(2-Pyridylazo)-resorcinol-polyaminopolycarboxylate systems
Jun-ichi Itoh, Takao Yotsuyanagi and Kazuo Aomura
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http://dx.doi.org/10.1016/S0003-2670(01)95174-8
Spectrophotometric determination of vanadium in natural waters and rocks after selective adsorption on sephadex gel
Kazuhisa Yoshimura, Hiroyuki Kaji, Eishi Yamaguchi and Toshikazu Tarutani
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http://dx.doi.org/10.1016/S0003-2670(01)93012-0
The determination of vanadium(V) in the presence of vanadium(IV) using 4-(2-pyridylazo)resorcinol in a flow-injection manifold
M. J. C. Taylora, G. D. Marshalla, S. J. S. Williamsa, J. F. van Stadenb, and C. Saling
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http://dx.doi.org/10.1016/0003-2670(96)00123-7
4-(2-Pyridylazo) resorcinol as a sensitive reagent for vanadium, niobium, and tantalum
Badri Vishal Agarwala and Arun K. Dey
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http://dx.doi.org/10.1016/0026-265X(67)90037-9
Vanadium in Italian waters: monitoring and speciation of V(IV) and V(V)
L. Minelli, E. Veschettia, S. Giammancob, G. Mancinic and M. Ottaviani
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http://dx.doi.org/10.1016/S0026-265X(00)00102-8
Correlations between kinetic data and electronic spectra for some vanadium-activator complexes in the homogeneous catalysis
P. R. Bontchev and G. S. Nikolov
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http://dx.doi.org/10.1016/0022-1902(66)80386-X
Colorimetric determination of vanadium(V) with 4-(2-pyridylazo)-resorcinol
O. Budevsky and L. Johnova
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http://dx.doi.org/10.1016/0039-9140(65)80250-8
Spectrophotometric determination of small amounts of vanadium(V) with 4-(2-pyridylazo)resorcinol
Takao Yotsuyanagi, Junichi Ito and Kazuo Aomura
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http://dx.doi.org/10.1016/0039-9140(69)80228-6
Spectrophotometric method for the determination of vanadium in uranium rich hydrogeochemical samples using pyridyl azo resorcinol (PAR)
G. Chakrapani, D. S. R. Murty, B. K. Balaji and R. Rangaswamy
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http://dx.doi.org/10.1016/0039-9140(93)80014-I