Acta Universitatis Lodziensis. Folia Chimica: Recent submissions
Now showing items 61-80 of 120
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Justus Liebig - Life and Work
(Wydawnictwo Uniwersytetu Łódzkiego, 2004) -
Coulometric Determination of Sulphur Compounds Using the Induced lodine-Azide Reaction
(Wydawnictwo Uniwersytetu Łódzkiego, 2004)The review summarizes application of coulometry for determination of the sulphur compounds that induce the iodine-azide reaction. The article discusses advantages of the coulometric method. The influence of potassium ... -
Outline of CHN Elementary and CN Environmental Analysis
(Wydawnictwo Uniwersytetu Łódzkiego, 2004)A review on the CHN analysis of organic compounds and the CN environmental analysis is described. The review contains outline of the evolutionary development of elementary analysis, since Gay-Lussac, Dumas and Liebig ... -
Electrochemical méthoxylation of isopulegole (1̠) and α-pinene (2̲)
(Wydawnictwo Uniwersytetu Łódzkiego, 1991)In the course of our investigation on electrochemical synthesis the electrochemical méthoxylation of isopulegole (̲1) and α-pinene (̲2) was carried out. In the case of ̲1 product obtained was a very complex mixture ... -
Mediated electrochemical reduction of oxygen to hydrogen peroxide with naphthoquinone reagent
(Wydawnictwo Uniwersytetu Łódzkiego, 1991)Strong adsorption properties of 8-hydroxy-l,2-naphthoquinone- 3,6-disulfonic acid on mercury electrode, which have been found previously, are now used up practically. These properties give rise to changes in the reduction ... -
Free enthalpy of transfer of NaI from water to water-methanol mixtures at the temperature of 298,15 K
(Wydawnictwo Uniwersytetu Łódzkiego, 1987) -
Oszillationserscheinungen an einer Flüssigen Galliumelektrode
(Wydawnictwo Uniwersytetu Łódzkiego, 1998)Das Phänomen des pulsierenden Quecksilberherzens ist seit etwa 200 Jahren bekannt. In einem kürzlich erschienenen Artikel konnten wir eine vollständige Erklärung dieses faszinierenden Phänomens liefern, in der wir uns ... -
Potentiometric investigation mixed ligand complexes of Co(II), Ni(II) and Zn(II) with thiosalicylic acid and diethylenetriamine
(Wydawnictwo Uniwersytetu Łódzkiego, 1991)The formation of mixed ligand complexes of Co (II), Ni(II) and Zn(II) with thiosalicylicacid H₂SR and diethylenetriamine E in aqueous ethanol (50% v/v) was investigated by the potentiometric method at 298 and 313 K. ... -
Study of chlorine evolution on the Pt electrode in nitromethane solution
(Wydawnictwo Uniwersytetu Łódzkiego, 1987)Electrochemical chlorination of non-saturated organic compounds in the aqueous and non-aqueous solvents depends on the mechanism of halogen formation. The mechanism of chloride ion discharge has been investigated ... -
Simple applications of automation in chemistry
(Wydawnictwo Uniwersytetu Łódzkiego, 1987)The offer refers to the application of pocket calculator and microcomputer (Sinclair - ZX-81) for conventional chemical and biochemical analytic Investigations. The presented application of the pocket calculator is based ... -
Effect of the ferric ion addition on the double layer capacity in urea solutions
(Wydawnictwo Uniwersytetu Łódzkiego, 1987) -
Electrochemical polarization studies on the nature and breakdown of the passive films on iron and stainless steel
(Wydawnictwo Uniwersytetu Łódzkiego, 1987)Zastosowano metodą galwanostatyczną z przerywanym impulsem prądowym i metodą quasi-potencjostatyczną do polaryzacji elektrod żelaznej i stalowej (Cr 15, Ni 13, Mo 2) w wodnych roztworach Na₂SO₄ z udziałem i bez udziału ... -
The use of ionselective glass electrodes in investigation of thermodynamic properties of electrolyte solutions in mixed solvents
(Wydawnictwo Uniwersytetu Łódzkiego, 1987)Thermodynamic studies on alkyl halide solutions in mixed solvents with the use of cationselective glass electrodes were reviewed, including conclusions on the usefulness of these electrodes for thermodynamic investigations of ... -
Potentiometric studies of ascorbinate-tartrate mixed complexes of Fe(II), Co(II) and Ni(II)
(Uniwersytet Łódzki, 1985) -
Thermodinamic investigation of hydroxyurea in water solutions
(Uniwersytet Łódzki, 1985) -
Studies on the oxidation of hydroxypyridines with cerium perchlorate in perchloric acid medium
(Uniwersytet Łódzki, 1985)The effect of the concentration of various reagents on the rate of hydroxypyridines oxidation with cerium (IV) in aqueous solutions of perchloric acid was studied by way of amperometric determination of cerium ions ... -
Oxidation of benzenesulphonic acid derivatives with cerium (IV) in perchloric acid solution
(Uniwersytet Łódzki, 1985)The effact of several reagents on the oxidation rate of o- - and p-toluenesulphfonic acids and p-toluenesulphfonamide was ascertained by potentiometric determination of cerium ions concentration. It was shown that the ... -
Calorimetric investigation of aniline solutions in HMPT-H₂O mixtures at 298.15 K
(Uniwersytet Łódzki, 1984) -
The potentiometric study of Co(II) complexes with mercaptocarboxylic acids
(Uniwersytet Łódzki, 1984)The interaction between Co(II) ions and thiolactic acid TLA or thioglycolic acid TGA in aqueous 0.1 M NaClO₄ has been studied potentiometrically at 20°. The formation of complexes of the type Co(SRC00) and Co(SRC00)²⁻₂ (where ... -
Thermochemical investigation of solutions of some electrolytes in thiourea-water mixed solvent syetems at 313.15, 323.15, and 333.15 k
(Uniwersytet Łódzki, 1985)Measurements were made of the enthalpies of solution of NaI, KNO₃ and CaCl₂ in water and in aqueous 0.1, 0.7 and 1.5 molo TU/ /kg H₂O solutions of thiourea in the temperature range of 313.15- -333.15 K. Taking advantage ...