Methylene blue removal from aqueous solutions using a biochar/gellan gum hydrogel composite: Effect of agitation mode on sorption kinetics

AM Elgarahy, HY Mostafa, EG Zaki, SM ElSaeed… - International Journal of …, 2023 - Elsevier
Hydrogel membranes are prepared by casting a mixture of gellan gum (associated with
PVA) and biochar produced from a local Egyptian plant. The mesoporous material is …

Removal of methylene blue from water by ultrasound-assisted adsorption using low-cost bentonites

H Çiftçi - Chemical Physics Letters, 2022 - Elsevier
This study focused on the comparison of ultrasound-assisted (UA) and conventional
(shaking or stirring) adsorption techniques, taking into account the time-dependent …

Characterization of a solid-supported aqueous biphasic system for the sorption of dyes from aqueous solution

KD Wolters, ML Dietz - Journal of Chromatography A, 2023 - Elsevier
An aqueous biphasic system (ABS) comprising solutions of ammonium sulfate and
polyethylene glycol-2000 (PEG-2000) in which the latter is supported on a porous polymeric …

Natural and Synthetic Polymers Modified with Acid Blue 113 for Removal of Cr3+, Zn2+ and Mn2+

NM Marin - Polymers, 2022 - mdpi.com
This research had two stages of development: during the first stage, the purpose of the
research was to evaluate the adsorption properties of the natural polymer represented by …

Isolation and characterization of naringinase enzyme and its application in debittering of Pomelo juice (Citrus grandis): A comparative study with macroporous resin

AK Gupta, M Yumnam, M Medhi, P Koch… - Journal of Food …, 2021 - Wiley Online Library
The naringinase enzyme was isolated from Citrus macroptera peel and pomace using
Aspergillus niger for immobilization and debittering of juice. A comparative study of the effect …

Adsorption of methylene blue onto papaya leaves: comparison of linear and nonlinear isotherm analysis

RR Krishni, KY Foo, BH Hameed - Desalination and Water …, 2014 - Taylor & Francis
The use of low-cost adsorbent papaya leaf was investigated as a replacement for current
costly methods of removing methylene blue dye (MB) from the aqueous solution. The …

Equilibrium and kinetic studies on the adsorption debittering process of ponkan (Citrus reticulata Blanco) juice using macroporous resins

Y Bao, F Yuan, X Zhao, Q Liu, Y Gao - Food and Bioproducts Processing, 2015 - Elsevier
Limonin was found be the main cause of bitterness in ponkan juice. Adsorption debittering of
ponkan juice was carried out with macroporous adsorbent resins of EXA-45 and LX-900 …

Effect of ionic strength on methylene blue sorption onto macroporous resins: a comprehensive study

G Özçelik, E Kurtulbaş Şahin… - Journal of Dispersion …, 2022 - Taylor & Francis
In the current study, adsorption behaviors of amberlite XAD-7 and XAD-16 for the removal of
methylene blue from its aqueous solutions have been reported with several respects. First …

Binary adsorption isotherm and kinetics on debittering process of ponkan (Citrus reticulata Blanco) juice with macroporous resins

Q Liu, Y Gao - LWT-food science and technology, 2015 - Elsevier
Selective removal of bitter components from ponkan juice with macroporous resins improved
it sensory quality with scarcely effect on its nutritive value. Ten macroporous adsorbent …

Adsorption of cationic dye using a low-cost biowaste adsorbent: equilibrium, kinetic, and thermodynamic study

RR Krishni, KY Foo, BH Hameed - Desalination and water …, 2014 - Taylor & Francis
In this study, papaya stem, an agricultural biomass abundantly available in Malaysia, was
utilized as low-cost adsorbent for removing methylene blue from the aqueous solution. The …