Collect. Czech. Chem. Commun. 1979, 44, 3644-3648

Ion selective picrate electrode with liquid membrane

Daniel Homolka

J. Heyrovský Institute of Physical Chemistry and Electrochemistry, Czechoslovak Academy of Sciences, 110 00 Prague 1


An ion selective picrate electrode with a liquid membrane supported by a poly(vinyl chloride) matrix was proposed. Cetyltrimethylammonium cations in n-hexyl-o-nitrophenyl ether serve as an ion exchanger. The electrode is suitable for analytical purposes.