Separation of copper from a leaching solution of printed circuit boards by using solvent extraction with D2EHPA - Jimenez Correa, Monica Maria; Silvas, Flávia Paulucci Cianga; Aliprandini, Paula; Moraes, Viviane Tavares de; Dreisinger, David Bruce; Espinosa, Denise Crocce Romano (Brazilian Journal of Chemical Engineering, 2018)