Extraction--spectrophtometric determination of vanadium using 2,6-dithiol-4-ferf-butylphenol and aminophenols

Mixed-ligand complexes of vanadium(II, IV, V) with 2,6-dithiol-4-tert-butylphenol and aminophenols have been studied by spectrophotometry. Extraction of mixed-ligand complexes is maximal at pH 1.2-4.8. The optimal conditions for the formation and extraction of mixed-ligand compounds have been found...

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Veröffentlicht in:Journal of analytical chemistry (New York, N.Y.) N.Y.), 2011-12, Vol.66 (12), p.1159
Hauptverfasser: Verdizade, N.A, Magerramov, A.M, Kuliev, K.A
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Sprache:eng
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Zusammenfassung:Mixed-ligand complexes of vanadium(II, IV, V) with 2,6-dithiol-4-tert-butylphenol and aminophenols have been studied by spectrophotometry. Extraction of mixed-ligand complexes is maximal at pH 1.2-4.8. The optimal conditions for the formation and extraction of mixed-ligand compounds have been found and the ratios of components in the complexes have been determined. A procedure has been developed for extraction--spectrophotometric determination of vanadium in soils.
ISSN:1061-9348
1608-3199
DOI:10.1134/S1061934811090188