Column adsorption of Cr (VI) from dilute aqueous solution on tailored micro-mesoporous low-cost activated carbon: performance indicators and breakthrough modeling

Coconut power: a sustainable approach for the removal of Cr6+ ions using a new coconut-based polyurethane foam/activated carbon composite in a fixed-bed column

“…E-mail: arnold.lubguban@g.msuiit.edu.ph b Graduate Program of Environmental Science, Department of Biological Sciences, Mindanao State University -Iligan Institute of Technology, 9200 Iligan City, Philippines the few industries utilizing heavy metals. 7,8 Due to a serious lack of compliance with the regulations with regards to discharges 8 of industrial processes, heavy metals spread into the environment 9 through untreated wastewater 10 in the form of solids, liquids, and gases. It is estimated that two million tons of sewage and other effluents are being drained into the bodies of water daily.…”