COMPOSITION FOR MANUFACTURING CARBOC-PASTE ELECTRODE FOR VOLTAMMETRIC DETERMINATION OF GOLD

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to analytical chemistry, in particular to the formulations u0434u043bu00a0 u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 jet u043fu0430u0441u0442u043eu0432u043eu0433u043e electrode u0434u043bu00a0 u0432u043eu043bu044cu0442u0430u043cu043fu043fu0435u0440u043eu043cu0435u0442u0440u0438u0447u0435u0441u043au043eu0433u043e u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 zolo ta in objects of complex composition. the purpose of u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 -- improving the sensitivity and selectivity u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 gold in the presence of excess ions of ga (iii), ge (Iu0443), cd (ii), fe (iii), sb (iii), cu (ii), pt (Iu0443), ir (Iu0443), tl (i), bi (iii) and pb (ii).as the organic u0441u0432u00a0u0437u0443u044eu0449u0435u0433u043e use u043eu043au0442u0438u043bu0442u0438u043eu043cu0435u0442u0438u043bu0430u0446u0435u0442u043eu0444u0435u043du043eu043d or bis (u0433u0435u043au0441u0438u043bu0442u0438u043eu043cu0435u0442u0438u043b) acetophenone in the following ratio: carbon components, mas. powder 70 - 80;u043eu043au0442u0438u043bu0442u0438u043eu043cu0435u0442u0438u043bu0430u0446u0435u0442u043eu0444u0435u043du043eu043d or bis (u0433u0435u043au0441u0438u043bu0442u0438u043eu043cu0435u0442u0438u043b) acetophenone 20 - 30. the limit u043eu0431u043du0430u0440u0443u0436u0435u043du0438u00a0 0.003 micrograms / ml. 1, table 2).