COMPOSITION OF ION-SELECTIVE ELECTRODE MEMBRANE FOR DETERMINATION OF MERCURY (II) IONS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 by physical and chemical methods of analysis. purpose u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 u00a0u0432u043bu00a0u0435u0442u0441u00a0 broadening of the range of u043cu0438u043bu043bu0438u043cu043eu043bu00a0u0440 u0444u0443u043du043au0446u0438u043eu043du0438u0440u043eu0432u0430u043du0438u00a0 of concentrations and increase the acid resistance of the electrode. to this end, the composition of membranes may. 30 - 40%, silver iodide, silver sulfide, 30 - 40; sulfide u043cu044bu0448u044cu00a0u043au0430 the rest. 2). 1, table 2).(l, with one of the electrodes of this type include small duration, higher limits u043eu0431u043du0430u0440u0443u0436u0435u043du0438u00a0, insufficient selectivity parameters. known dry media u0440u0442u0443u0442u044cu0441u0435u043bu0435u043au0442u0438u0432 - ing electrodes containing only u0445u0430u043bu044cu043au043e - u0433u0435u043du0438u0434u044b mercury in the composition of the membrane (5, 6), or a mixture of u0433u0430u043bu043eu0433u0435u043du0438u0434u043eu0432 or u0445u0430u043bu044cu043au043eu0433u0435u043du0438u0434u043eu0432 sir yebra and mercury (7 - 9). u043du0438u0437u043au0430u00a0 u043au0438u0441u043bu043eu0442u043eu0443u0441u0442u043eu0439u0447u0438u0432u043eu0441u0442u044c.in u0440u00a0u0434u0435 cases u043du0435u0443u0434u043eu0432u043bu0435u0442u0432u043eu0440u0438u0442u0435u043bu044cu043du0430u00a0 u0441u0435u043bu0435u043au0442u0438u0432u0441u043e on pm goh