Page 140 - Analytical Electrochemistry 2d Ed - Jospeh Wang
P. 140

4-5  WORKING ELECTRODES                                         125

































                FIGURE 4-19  Scanning electron micrograph of a polyaniline-coated electrode.












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            FIGURE 4-20 Use of negatively charged polymeric ®lms for excluding anionic interfer-
            ences.
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