journal of hazardous materials 237 238 2012 209 214 contents lists available at sciverse sciencedirect journal of hazardous materials jou rn al h om epage www elsevier com loc ate ...
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...Journal of hazardous materials contents lists available at sciverse sciencedirect jou rn al h om epage www elsevier com loc ate jhazmat copper recovery from ore by liquid extraction using aqueous two phase system leandro rodrigues de lemos igor jose boggione santos guilherme dias luis henrique mendes da silva maria c hespanhol grupo quimica verde coloidal e macromolecular departamento centro ciencias exatas tecnologicas universidade federal vic osa av p rolfs s n mg brazil i g l t r a b green method for cu ii concentrate was developed selective separation and zn co ni cd mn fe iii obtained the is environmental safe low cost easy scale up with out use organic solvent pro portio pan metal mol f o article history we investigated behavior in atps formed received march mgso or nh so presence extracting agent pyridylazo revised form august accepted naphthol ph concentration mmol kg both lead to effective online other metallic ions high factors range betweenand wereobtainedfortheextractionofc...