Potentiometric Titration
“Equilibrium Studies on Mixed Ligand Complexes of Copper (II) ion with Drug Fluoxetine. HCl and Glycine Oligopeptides using Potentiometric Titration Technique” by Samar O. Aljazzar, Kingdom of Saudi Arabia.
... A potentiometric titration technique has been used to determine the stability constants for the various complexes of Cu(II) with drug fluoxetine hydrochloride (FLX) as primary ligand and glycine ...
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Potentiometric Titration of Micromolar Levels of Anionic Surfactants in Model Effluents Using a Sensitive Potentiometric Sensor
... The main application of the electrode was the indication of the end-point in ion-pair surfactant potentiometric titrations. Standard solutions of DMIC and CPC were investigated as titrants for the determination of ...
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Counterion Binding in Aqueous Solutions of Poly(vinylpyridines) as Assessed by Potentiometric Titration
... via potentiometric titration with ...the potentiometric titration properties of P4VP with HCl as a function of polymer mo- lecular weight, observing that it did not influence ionization in the ...
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Analysis of the sorption properties of different soils using water vapour adsorption and potentiometric titration methods
... of potentiometric titration curves allowed calculation of the surface charge, the average surface dissociation constants, and the concentration of surface charge calculated as a ratio between surface charge ...
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Potentiometrische Titration von freier Säure und Plutonium in salpetersäure Plutoniumlösungen EUR 3692 = Potentiometric titration of free acid and plutonium in nitric acid solutions of plutonium EUR 3692
... Izawa 6 beschreiben eine Methode zur gleichzeitigen Bestimmung von freier Säure und UranVI, wobei nach Titration der Säure Wasserstoffperoxid zugegeben und dadurch eine der Uranmenge äqu[r] ...
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Proton Exchange in Water/Mycelium System: Transdisciplinary Out of Equilibrium Thermodynamic Approach Using Potentiometric Titration
... cies to the characteristics of biological systems, for ex- ample, the relatively strong soluble acids exuded by fungi in natural environments and the neutral active sites of hydrolytic enzymes, catalytic cavities, mixed ...
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Studies of complexes of Mn (II) Ion with Neomycin by Potentiometry
... The metal ion solution were prepared dissolving the corresponding nitrate(AR grade) in double distilled water and standardized by titration with disodium salt of EDTA solution as described by Schwarzenbach.Sodium ...
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Dodecanthiol as Novel Sensing Material for Potentiometric Determination of Sodium Dodecyl Sulphate Anionic Surfactant
... by potentiometric titration using the developed DS-PVC membrane sensor compared with the standard methylene blue method (spectrophotometry) [2] are given in Table ...
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Iron-selective Poly(Vinyl Chloride) Membrane Electrode Based on Norfloxacin as a Neutral Carrier
... Norfloxacillin was used for developing iron(III) ion-selective electrode as a new sensing carrier. This is owing to its valuable properties, such as low cost, a long lifetime and good selectivity. The developed electrode ...
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Determination of Apparent Formation Constants of Eu(III) with Humic Substances by Ion Selective Liquid Membrane Electrode
... and titration method using a pH- and/or ion selective electrodes (ISE) ...[10-12]. Potentiometric titration using an ISE is a very conventional approach that is used to di- rectly and easily measure ...
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Effect of phosphates on dissolved organic matter release from peat-muck soils
... on titration curves of HA with phosphates (the signal might be lower than interferences from the ...ions. Potentiometric titration process in the presence of higher concentration of phosphate ions ...
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The Analysis of Anionic Surfactants in Effluents Using a DDA-TPB Potentiometric Sensor
... High concentrations of inorganic salts (e.g., sulfates, carbonates, phosphates, and chlorides) are commonly found in real effluent samples for the potentiometric determination of AS. Because their concentrations ...
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Tm3+-PVC Membrane Electrochemical Sensor Based on N-[(E)-1-(2-thienyl)methylidene]-N-{4-[(4-{[(Z)-1-(2-thienyl)methylidene]amino}phenyl)sulfonyl]phenyl}amine
... to 1.0×10 −2 mol L -1 with the detection limit of 6.9×10 −7 mol L -1 at a pH range of 3.1–8.9. The electrode shows a fast response time (~5 s). This sensor shows very good selectivity and sensitivity towards thulium ion ...
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Acidity of humic acid related to its oxygen-containing functional groups
... Acidic properties of polyprotic acids, such as humic acid, can be described quantitatively with potentiometric titration interpreted with the modified Henderson-Hasselbalch equation. Oxygen-containing ...
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Equilibrium Studies of Ternary Complexes of Cu(II) with Venlafaxine hydrochloride Drug and Some Amino Acids
... The various complexes stability constants (SCs) of Cu(II) with Venlafaxine hydrochloride (V) has been determined using a potentiometric titration technique as primary ligand. While the secondary ligands was ...
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A Novel Iron(III) Potentiometric Sensor Based on (E)-N'-((2- hydroxynaphthalen-3-yl)methylene)benzohydrazide
... Here, we report the design and application of a new PVC membrane electrode, based on (E)-N'-((2- hydroxynaphthalen-3-yl)methylene)benzohydrazide as a reliable complexing agent, for determination of iron(III) ion. The ...
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A Novel Potentiometric Sensor for Selective Determination of Dodecyl(2-Hydroxyethyl)-Dimethylammonium Bromide Surfactant in Environmental Polluted Samples
... The effect of the plasticizer type on the performance of the chemically modified carbon paste electrode (CMCPE) has been studied. The electrode plasticized with DOP is compared with those of DBP, o-NPOE, TCP or DOS. It ...
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Potentiometric Studies of 1,4-bis[o-(quinoline-2-carboxamidophenyl)]-1,4-dithiobutane as a Sensing Material for Tb(III) Ions
... mol L -1 and a detection limit of 6.4×10 -7 mol L -1 in the pH range of 3.2 –9.0. The sensor possesses the advantages of short conditioning time, fast response time (~ 5 s) and, especially, great selectivity towards ...
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Electrochemical titrations with dual microband electrodes
... and titration o f thiosulfate and sulfite with iodine using gold microband ...a potentiometric titration w here the titrant is electrogenerated by dissolving the generator electrode material and the ...
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Lipase-catalysed acylation of starch and determination of the degree of substitution by methanolysis and GC
... the potentiometric titration curves obtained after the saponification treatment was applied to native starch and its mixture with decanoic ...the titration curve of the starch blank, which was typi- ...
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