Effects of concentration of neutral carrier and addition of organophosphorus compounds on alkali metal ion-selectivity of the dibenzo-14-crown-4 liquid-membrane electrode |
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| Authors: | Toshihiko Imato Masahiro Katahira Nobuhiko Ishibashi |
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| Institution: | Department of Applied Analytical Chemistry, Faculty of Engineering, Kyushu University, Hakozaki, Higashi-ku, Fukuoka, 812 Japan |
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| Abstract: | The lithium ion selectivity of the dibenzo-14-crown-4 (DB14C4) liquid-membrane electrode increases with the concentration of DB14C4 om the membrane. The lithium ion selectivity was enhanced by an addition of organophosphorus compounds such as trioctyl phosphine oxide. |
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