Metodo para recuperar oro que comprende eluir oro adsorbido sobre carbon activado mediante un eluyente preparado por medio de la adicion de tiosulfato a una solucion acuosa acida para obtener una solucion acida concentrada de oro; y metodo para producir oro metalico

摘要

Gold adsorbed by activated carbon is efficiently recovered at low cost. The method of recovering gold comprises eluting gold adsorbed by activated carbon with an eluent prepared by adding thiosulfate to an acidic aqueous solution to obtain an acidic concentrated gold solution.