Evaluation of the adsorption potential of biochars prepared from forest and agri-food wastes for the removal of fluoxetine.
Anti-depressant pharmaceutical
Biochar
Column experiments
Kinetics and equilibrium
Waste valorization
Journal
Bioresource technology
ISSN: 1873-2976
Titre abrégé: Bioresour Technol
Pays: England
ID NLM: 9889523
Informations de publication
Date de publication:
Nov 2019
Nov 2019
Historique:
received:
02
07
2019
revised:
06
08
2019
accepted:
07
08
2019
pubmed:
25
8
2019
medline:
19
9
2019
entrez:
25
8
2019
Statut:
ppublish
Résumé
Twelve biochars from forest and agri-food wastes (pruning of Quercus ilex, Eucalyptus grandis, Pinus pinaster, Quercus suber, Malus pumila, Prunus spinosa, Cydonia oblonga, Eriobotrya japonica, Juglans regia, Actinidia deliciosa, Citrus sinensis and Vitis vinifera) were investigated as potential low-cost and renewable adsorbents for removal of a commonly used pharmaceutical, fluoxetine. Preliminary adsorption experiments allowed to select the most promising adsorbents, Quercus ilex, Cydonia oblonga, Eucalyptus, Juglans regia and Vitis vinifera pruning material. They were characterized by proximate, elemental and mineral analysis, thermogravimetric analysis, Fourier transform infrared spectroscopy, determination of specific surface area and pH at the point of zero charge. Batch and equilibrium studies were performed, and the influence of pH was evaluated. The equilibrium was reached in less than 15 min in all systems. The maximum adsorption capacity obtained was 6.41 mg/g for the Eucalyptus biochar, which also demonstrated a good behavior in continuous mode (packed column).
Identifiants
pubmed: 31445239
pii: S0960-8524(19)31203-9
doi: 10.1016/j.biortech.2019.121973
pii:
doi:
Substances chimiques
Water Pollutants, Chemical
0
biochar
0
Fluoxetine
01K63SUP8D
Charcoal
16291-96-6
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
121973Informations de copyright
Copyright © 2019 Elsevier Ltd. All rights reserved.