10   Artículos

 
en línea
Rodrigo Ortega-Toro, Ángel Villabona-Ortíz, Candelaria Tejada-Tovar, Adriana Herrera-Barros and Daniela Cabrales-Sanjuan    
Chemically modified bioadsorbents were prepared using sawdust (Aspidosperma polyneuron) functionalized with urea at different concentrations (BC-1M, BC-3M, and BC-6M) to evaluate their adsorption capacity by the methylene blue method. Fourier transform s... ver más
Revista: Water    Formato: Electrónico

 
en línea
Candelaria Tejada-Tovar, Ángel Villabona-Ortíz and Rodrigo Ortega-Toro    
The pollution of water bodies due to the discharge of effluents without treatment is a global problem. Therefore, different technologies have been implemented for the removal of contaminants from wastewater before the final disposition. Among them, adsor... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Candelaria Tejada-Tovar, Ángel Villabona-Ortíz, Ángel Darío González-Delgado, Adriana Herrera-Barros and Rodrigo Ortega-Toro    
Water treatment alternatives such as adsorption using agricultural residues are currently being studied to eliminate pollutants that cause eutrophication in water bodies, avoiding the alteration of aquatic ecosystems. In this work, two bio-adsorbents wer... ver más
Revista: Water    Formato: Electrónico

 
en línea
Angel Villabona-Ortíz, Rodrigo Ortega-Toro and Candelaria Tejada-Tovar    
Surface modification can improve the adsorption capacity of biochar. Biochar was produced from corn stalks (Zea mays) by pyrolysis at 520 °C, activated with sulfuric acid (H2SO4) using impregnation ratios of biomass weight: volume 1:2 (B 1:2) and 1:3 (B ... ver más
Revista: Water    Formato: Electrónico

 
en línea
Candelaria Tejada-Tovar, Ángel Villabona-Ortíz and Ángel Darío Gonzalez-Delgado    
The effect of adsorbent dose and initial concentration on removing the azo-anionic dyes Congo Red andtartrazine present in a synthetic aqueous solution was studied using natural cellulose (CC) and modified cationic cellulose (MCC) from coconut mesocarp. ... ver más
Revista: Water    Formato: Electrónico

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