Editor's note
The articles published in this special issue went through all the standard procedures used by the Eclética Química Journal and fulfilled all the qualitative requirements of selection, peer review and editing.
The readers can see the papers cover the Electrochemistry and Electroanalytical areas, in line with the editorial profile of EQJ, with the following subjects: electrochemical degradation of aqueous alachlor and atrazine; electrodeposition of Cu-Zn-Mo system; ultrafiltration and electrodialysis on lactic acid removal from whey and membraneless ethanol,O2 enzymatic biofuel cell.
Prof. Dr. Assis Vicente Benedetti
Editor-in-Chief