Search Results - "VERSHININ, V. I"

Methodological Aspects of the Group Analysis of Organic Substances by Vershinin, V. I.

“…s Samples of complex composition usually contain similar organic compounds, molecules of which differ in the composition and structure but are characterized by…”
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Spectrometric Determination of the Total Concentration of Similar Analytes Using Inverted Multivariate Calibrations by Vlasova, I. V., Vershinin, V. I.

“…Inverted multivariate calibration methods are used for the spectrometric determination of the total concentration ( c Σ ) of substances of the same type in…”
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Spectrometric Determination of the Total Concentration of Single-Type Analytes Using Conventional Multidimensional Calibrations by Vlasova, I. V., Vershinin, V. I.

“…Multidimensional calibrations can be used for the spectrometric determination of the total concentration ( c Σ ) of similar substances; these calibrations…”
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Erratum to: Spectrometric Determination of the Total Concentration of Single-Type Analytes Using Conventional Multidimensional Calibrations by Vlasova, I. V., Vershinin, V. I.

“…An Erratum to this paper has been published: https://doi.org/10.1134/S1061934822330024…”
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UV-Spectrometric Determination of Total Concentration of Arenes in Wastewaters by Antonova, T. V., Vershinin, V. I., Vlasova, I. V.

“…Two methods are proposed for assessing the total concentration ( c Ar ) of the most toxic hydrocarbons (arenes) in wastewaters. The procedures include the…”
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Determining the Total Content of Similar Substances Using Integrated Indices or Multivariate Calibrations at a High Intragroup Selectivity of Signals by Vershinin, V. I., Abramova, A. E.

“…The total content c Σ of similar organic compounds is conventionally determined without their separation by measuring their generalized spectral signals at one…”
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Group formation and choice of standard substances in the determination of total concentrations of similar compounds as total indices by Vershinin, V. I.

“…Determination of the total concentration ( с Σ ) of similar organic compounds as an total index ( TI ), expressed in terms of a standard substance of X st , is…”
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Extraction–Chromatographic Determination of the Total Concentration of Monocyclic Arenes С6–С9in Wastewater by Vershinin, V. I., Usova, S. V.

“…To control the technogenic pollution of water bodies, we proposed to determine the total concentration monocyclic arenes C 6 –C 9 ( c Ar , mg/L), which are the…”
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Modeling of Catalytic Reforming: Effect of Kinetic Parameters on the Expected Composition of Products by Dyusembaeva, A. A., Vershinin, V. I.

“…The sensitivity of the kinetic model of reforming developed earlier to variations of the rate constants of 27 individual reactions is studied. The model…”
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Development of New Construction Materials for Innovative Reactor Installation Designs by Korostelev, A. B., Evropin, S. V., Derzhavin, A. G., Vershinin, I. V., Goslavskii, O. V., Romanov, A. N.

“…Different stages of the development of new construction materials at NIKIET for innovative designs of reactor installations are analyzed. Justification is…”
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UV-Spectrometric Determination of Total Phenols Using Diazotized Sulfanilic Acid by Brilenok, N. S., Bakhareva, M. V., Vershinin, V. I.

“…Phenolic compounds, including nitro- and chlorophenols, in neutral aqueous solutions react with diazotized sulfanilic acid. The molecular absorption…”
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Synthesis and characterization of Sibunit-supported Pd–Ga, Pd–Zn, and Pd–Ag catalysts for liquid-phase acetylene hydrogenation by Glyzdova, D. V., Smirnova, N. S., Leont’eva, N. N., Gerasimov, E. Yu, Prosvirin, I. P., Vershinin, V. I., Shlyapin, D. A., Tsyrul’nikov, P. G.

“…Pd/Sibunit and Pd–M/Sibunit (M = Ga, Zn, or Ag) catalysts have been synthesized, and their catalytic properties in liquid-phase acetylene hydrogenation have…”
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Modeling the reforming of straight-run gasoline (fraction 85–140°C) with allowance for the deactivation of Pt catalyst by Dyusembaeva, A. A., Vershinin, V. I.

“…A kinetic model of reforming is developed that describes the chemical transformations of С 6 –С 8 pseudocomponents over Pt catalyst. The composition of…”
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Application of Inverted Multivariate Calibrations to Determine the Total Content of Phenols by Vershinin, V. I., Bazhenova, L. S.

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Spectrophotometric determination of polymeric flocculants in waters of different types by Antonova, T. V., Vershinin, V. I.

“…Previously studied reactions of the formation of ion associates between polyallyldimethylammonium chloride (PADAC) and triphenylmethane dyes were used in the…”
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Calculation of the extent of reactions at the equivalence point and the use of these calculations in titrimetric analysis by VERSHININ, V. I

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Extraction–Chromatographic Determination of the Total Concentration of Monocyclic Arenes С 6 –С 9 in Wastewater by Vershinin, V. I., Usova, S. V.

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Determining the Total Base Number of Engine Oils Using Potentiometric Titration by Chikunova, A. S., Vershinin, V. I.

“…A brief review of the methods for determining the total base number (TBN) of engine oils is presented. This integral parameter characterizes the total content…”
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Methodology of computer-assisted identification of substances using information retrieval systems by Vershinin, V. I.

“…The methodology of substance identification has been analyzed on the basis of a review of publications on computer-assisted qualitative analysis of mixtures…”
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Effect of metal ions on the determination of polymer flocculants using triphenylmethane dyes by Antonova, T. V., Vershinin, V. I., Dedkov, Yu. M.

“…Transition and heavy metals interfere with the spectrophotometric determination of flocculants based on the formation of their ion associates with…”
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