Paola Rodríguez‐EstupiñánLiliana GiraldoJuan Carlos Moreno‐Piraján2026-03-222026-03-22201310.1007/s10973-012-2932-zhttps://doi.org/10.1007/s10973-012-2932-zhttps://andeanlibrary.org/handle/123456789/46000Citaciones: 10enChemistryPoint of zero chargeActivated carbonAdsorptionTitrationCalorimetryNitrogenInorganic chemistryDichloromethaneDifferential scanning calorimetryModified surface chemistry of activated carbonsarticle