Results 1 to 10 of about 28 (26)
Acta Chimica Slovenica, 2016 The complex formation in the vanadium(V) / 4-(2-thiazolylazo)orcinol (TAO) / 2,3,5-triphenyl-2H-tetrazolium chloride (TTC) liquid-liquid extraction-chromogenic system was studied.
Kiril Blazhev Gavazov +4 more
doaj +5 more sources
Acta Chimica Slovenica, 2018 The quaternary ammonium salt Aliquat 336 (A336; R4N+Cl-) and the azo dye 4-(2-thiazolylazo)orcinol (ТАО) were examined as constituents of a water-isobutanol extraction-chromogenic system for vanadium(V).
Galya K. Toncheva +2 more
doaj +4 more sources
Acta Chimica Slovenica, 2021 The interaction between CoII and 5-methyl-4-(2-thiazolylazo)-resorcinol (MTAR) was studied in a water-chloroform system, in the presence or absence of benzalkonium chloride (BZC) as a cationic ion-association reagent. The optimum pH, concentration of the
Danail Georgiev Hristov +3 more
doaj +1 more source
Acta Chimica Slovenica, 2020 A water-isobutanol extraction-chromogenic system for NiII, based on the azo dye 5-methyl-4-(2-thiazolylazo)resorcinol (MTAR; H2L) and the ionic liquid Aliquat 336 (A336), was studied. Under the optimal conditions (cMTAR = 2.0 × 10–4 mol dm–3, cA336 = 5.6
Galya Konstantinova Toncheva +3 more
doaj +1 more source
Complex formation in a liquid-liquid extraction-chromogenic system for vanadium(IV)
Open Chemistry, 2019 The azo dye 4-(2-thiazolylazo)orcinol (TAO) and the cationic ion-pair reagent 2,3,5-triphenyl-2H-tetrazolium chloride (TTC) were examined as constituents of a water-chloroform extraction-chromogenic system for vanadium(IV).
Gavazov Kiril B. +3 more
doaj +1 more source
Vanadium-Containing Anionic Chelate for Spectrophotometric Determination of Hydroxyzine Hydrochloride in Pharmaceuticals. [PDF]
Molecules, 2023 Kirova GK +3 more
europepmc +1 more source
Some of the next articles are maybe not open access.