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Analysis of triethanolamine in trass cement pastes by voltammetric methods
Triethanolamine (TEA) in trass cement pastes has been analyzed by the Square Wave Voltammetric (SWV) technique. It has been observed that the adsorption effect of TEA on the trass cement increases with time and the adsorption ... -
Analysis of triethanolamine in white cement pastes by voltammetric methods
Triethanolamine (TEA) in cement paste has been analysed by square wave voltammetric technique. The technique is sensitive for the quantitative determination of small amounts of TEA. The percentage of the adsorbed TEA is ... -
Electrochemical Behavior of 2 '-halogenated derivatives of N,N-Dimethyl-4-aminoazobenzene at mercury electrode
The electrochemical behavior of 2'-hatogeno-N,N-dimethyl-4-aminoazobenzene derivatives was investigated using various polarographic and voltammetric methods. The peak potentials of these derivatives were observed to shift ... -
Electrochemical behaviour of 5-methyl-(2-thiazolylazo)-resorcinol
The electrochemical reduction of 5-Methyl-(2-Thiazolylazo)- Resorcinol (5-Me-TAR) was studied in %30 ethanol/water mixture having various pH values using square wave voltammetry (SWV), differential pulse polarography (DPP), ... -
Electrochemical behaviour of hexa[4-(phenylazo) phenoxy]cyclotriphasphazene
Menek, N; Turgut, G; Odabaşoğlu, Mustafa (Scientific Technical Research Council Turkey, 1999)The polarographic and voltammetric behaviour of hexa[4-(phenylazo)phenoxy]cyclotriphasphazene in tetrahydrofuran-water 50% (v/v) was studied at room temperature using various electrochemical techniques. In this study, the ... -
Electrochemical behaviour of thymolphthalein
The polarographic and voltammetric behaviour of thymolphthalein in ethanol-water (1/5 v/v) was studied using various electrochemical techniques. The reduction of thymolphthalein on a mercury drop electrode was investigated. ... -
Electrochemical investigation of 4 '-haloderivatives of 4-aminoazobenzene
The electrochemical reduction of four 4'-halogene-4-aminoazobenzene derivatives was studied in water/ethyl alcohol mixtures at various pH values using cyclic voltammetry (CV), sampled d.c. polarography (SCP), differential ... -
Kinetic investigation of an azo dye oxidation by hydrogen peroxide in aqueous surfactant solution
In this study, the oxidation of resorcinol based an azo dye, 5-methyl-4-(2-thiazolylazo)resorcinol (5-Me-TAR) by hydrogen peroxide has been investigated from kinetic, spectroscopic and thermodynamic point of view to examine ... -
Polarographic and voltammetric behaviour of 2-hydroxy-3-methoxy-5-(2-propenyl)azobenzene
Menek, N (Marcel Dekker Inc, 1998)The polarographic reduction of 2-hydroxy-3-methoxy-5-(2-propenyl) azobenzene in Britton Robinson Buffer with pH range 3 and 12 at room temperature has been investigated in aqueous solution of ratio 1:1. Two straight lines ... -
Polarographic and voltammetric behaviour of 2-hydroxy-3-tert-butyl-5-methylazobenzene
Menek, N; Cakir, O; Kocaokutgen, H (Springer-Verlag Wien, 1996)The polarographic and voltammetric behaviour of 2-hydroxy-3-tert-butyl-5-methylazobenzene has been studied in aqueous-ethanol mixtures of different pH using DCP and DPP polarographic and CV and SWV voltammetric methods. ... -
Polarographic and Voltammetric Investigation of 4-Nitro-3'-Tert-Butyl-4'-Hydroxyazobenzene
The polarographic and voltammetric reduction of the azo dye 4-nitro-3'-tert-butyl-4'-hydroxyazobenzene in Britton-Robinson Buffer with the pH range between 3 and 12 at room temperature has been investigated in aqueous-ethanol ... -
Polarographic and voltammetric investigation of 6'-butoxy-2,6-diamino-3,3'-azodipyridine
Menek, N; Karaman, Y (Elsevier Sci Ltd, 2006)Voltammetric and polarographic reduction on a hanging mercury electrode in aqueous-ethanol medium was performed for the 6'-butoxy-2,6-diamino-3,3'-azodipyridine by using SWV, DPP, DCP and CV techniques. Electrochemical ... -
Polarographic and voltammetric investigation of 8-hydroxy-7-(4-sulfo-1-naphthylazo)-5-quinoline sulfonic acid
Menek, N; Karaman, Y (Elsevier Sci Ltd, 2005)The behaviour at HMDE and SMDE of 8-hydroxy-7-(4-sulfo-l-naphthylazo)-5-quinolinesulfonic acid has been studied by several techniques including Square wave voltammetry (SWV), Differential pulse plarography (DPP), Direct ... -
Polarographic and voltammetric investigations of 8-hydroxy-7-(4-sulfo-1-naphthylazo)-5-quinoline sulfonic acid-nickel metal complex
Menek, N; Karaman, Y (Central Electrochem Res Inst, 2004)The aim of this study is to elucidate the structure of 8-hydroxy-7-(4-sulfo-1-naphthylazo)-5-quinolinesulfonic acid-nickel complex by using square wave voltarnmetry, differential pulse polarography, (DPP) and direct current ... -
Polarographic and voltammmetric investigation of 3-allyl-4-hydroxyazobenzene
Menek, N; Basaran, S; Turgut, G; Odabaşoğlu, Mustafa (Elsevier Sci Ltd, 2004)The polarographic and voltammetric behaviour of 3-allyl-4-hydroxyazo benzene was studied at room temperature using various electrochemical techniques. In this study, the electrode reaction for the azo compound were ... -
Quantitative-Determination of Triethanolamine in Cements
Yılmaz, Veysel T.; Menek, N; Odabaşoğlu, Mustafa (Pergamon-Elsevier Science Ltd, 1993)A new analysis method for the quantitative determination of triethanolamine (TEA) in the aqueous phase of cements was developed. TEA was converted into the TEA-Fe3+ complex by treating it with 1M NaOH and 10% Fe3+ solutions. ... -
Syntheses, spectral, thermal and electrochemical studies of 3-carboxylacetonehydroxamic acid and its iron(II), cobalt(II), nickel(II), copper(II) and zinc(II) complexes
Yilmaz, F; Yılmaz, Veysel T.; Topcu, S; Menek, N (Taylor & Francis Ltd, 2003)3-Carboxylacetonehydroxamic acid (CAHA) and its iron(II), cobalt(II), nickel(II), copper(II) and zinc(II) complexes were synthesized and characterized by elemental analysis, UV-Vis and IR spectra and magnetic susceptibility. ... -
Thermodynamic studies of 2-(5-bromo-2-pyridylazo)5-diethylamino)phenol Cu(II), Co(II), Ni(II) and Zn(II) complexes
The metal-ligand mole ratios and the stability constants of the Cu(II), Co(II), Ni(II) and Zn(II) complexes at 2-(5-bromo-2-pyridylazo)-5-diethylamino)phenol were determined using a spectrophotometric method at different ... -
Voltammetric and spectrophotometric studies of 2-(5-bromo-2-pyridylazo)5-diethylamino)phenol copper(II) complex
The spectrophotometric and voltammetric behavior of 2-(5-bromo-2-pyridylazo)-5-(diethylamino)phenol (5-Br-PADAP) copper(II) complex has been studied. The composition of the copper(II) complex was determined to be 1:1. The ...
