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Non-traditional Metal Electrode Materials in Electrochemical Environmental Analysis of Biologically Active Compounds

机译:在生物活性化合物的电化学环境分析中的非传统金属电极材料

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Solid, paste and composite amalgam electrodes, developed in our laboratory were tested for study and determination of different inorganic as well as organic compounds. Hydrogen overvoltage on amalgam electrodes remains high and therefore such electrodes can be used for measurement of compounds, reducible in range of high negative potentials. Amalgam electrodes including metal more active than mercury (e.g., Cu, Bi, Cd) can be applied for specific purposes when an analyte interacts just with this metal. Mercury meniscus or mercury film modified silver solid amalgam electrode is the best for analytical purposes. Liquid mercury free polished silver solid amalgam electrode can be used in applications where work with liquid mercury is prohibited or undesirable. Working electrode from amalgam paste connect advantages of paste and metal electrodes. In most cases, amalgam electrodes allow substitute mercury ones and moreover, a work on these electrodes in flowing systems or in mobile laboratories is more reliable and comfortable. All of tested amalgam electrodes can be easily prepared in any laboratory.
机译:测试在我们实验室中的固体,糊剂和复合汞合金电极进行研究,用于研究和测定不同的无机以及有机化合物。 Amalgam电极上的氢过电压保持高,因此这种电极可用于测量化合物,可在高负电位范围内降低。当分析物与该金属相互作用时,可用于特定目的,包括金属的汞合金电极比汞更活跃(例如,Cu,Bi,Bi,Cd)。汞弯液体或汞膜改性银汞合金电极是最佳的分析目的。液体汞无抛光银固体氨基电极可用于禁止或不希望的液体汞的应用中。从Amalgam浆料的工作电极连接糊剂和金属电极的优点。在大多数情况下,Amalgam电极允许替代汞,而且,在流动的系统或移动实验室中的这些电极上的工作更可靠且舒适。所有测试的汞合金电极都可以在任何实验室中容易地制备。

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