Postgraduate Department Council for Science and Technology(CONACyT)-Mexican Institute of Water Technology 62574;
Department of Environmental Technology Engineering University of the State of Morelos 62550;
Department of Sustainability of Natural Resources and Energy for Research and Advanced Studies of the National Polytechnic Institute 25900;
Department of Chemistry Autonomous University Campus Iztapalapa City 09340;
ADSORPTION; ARSENIC; FLUORIDE; Composite; Magnetite nanoparticles; XEROGEL;