Аннотация:Cyclic voltammetry was used to study the behavior of polymer films obtained by electrochemically initiated polymerization of N,N-dimethylaniline (PDMA films) and N,N-diethylaniline (PDEA films) on glassy carbon electrodes in 0.05 M H2SO4. It was shown that the PDMA and PDEA films are able to concentrate and retain polyvalent anions. The formal charge diffusion coefficients in the films were calculated, and found to be 2.8.10(-9) cm2/s for PDMA and 2.7.10(-10) cm2/s for PDEA. Marked intrinsic electroactivity was found in the PDMA and PDEA films.