TY - JOUR T1 - Electroanalytical determination of 4-nitrophenol by square wave voltammetry on diamond electrodes JO - Journal of the Brazilian Chemical Society A1 - Pedrosa, Valber de A. A1 - Codognoto, LĂșcia A1 - Avaca, Luis Alberto SN - 0103-5053 UL - 10.1590/S0103-50532003000400007 VL - 14 Y1 - 2003 PB - Brasil ER -