Preparation of activated carbons from cocoa shells and siriguela seeds using H 3 PO 4 and ZnCL 2 as activating agents for BSA and α-lactalbumin adsorption[J] . Rúbner Gon?alves Pereira,Cristiane Martins Veloso,Neura Mendes da Silva,Lucas Farias de Sousa,Renata Cristina Ferreira Bonomo,Alexi...