In this study different process variables were evaluated for the adsorption and desorption of phosphate from wastewater by using selective ion exchangers with magnetic particles modi-fied with layered double hydroxides ...

Este estudio vigiló la calidad del aire en la Sede Universitaria Rodrigo Facio de la Universidad de Costa Rica con el fin de mantener informadas a las autoridades universitarias, cantonales, del Ministerio de Ambiente y ...