Results 1 to 10 of about 5,952 (166)

Removal of Ni (II) and Pb (II) ions from aqueous solutions by grapefruit (Citrus paradisi) Mesocarp Biomass

Journal of Applied Sciences and Environmental Management, 2015
The surface characteristics of Citrus paradisi (grapefruit mesocarp biomass) on the biosorption of Ni (II) and Pb (II) ions from aqueous solution were studied adopting a batch reactor technique.
C Obi, OE Njoku
doaj   +1 more source

Low cost biosorbent (Melon Peel) for effective removal of Cu (II), Cd (II), and Pb (II) ions from aqueous solution

Case Studies in Chemical and Environmental Engineering, 2022
In this paper, we develop Melon Peel as a new biosorbent, with low cost and high-efficiency biosorption of (Cu, Cd, and Pb) (II)) from aqueous solution.
Hikmatullah Ahmadi, Sayed Sadat Hafiz, Habibullah Sharifi, Ngambua Ngambua Rene, Sayed Sanaullah Habibi, Shakeel Hussain   +5 more
doaj   +1 more source

Removal of tetracycline from the aquatic environment using activated carbon: A comparative study of adsorption performance based on the activator agents

Heliyon
This research focus endeavour to compare the remediation of tetracycline (TC) through activated carbon (AC), crafted utilizing two distinct chemical activators: zinc chloride (ACZ), and potassium hydroxide (ACK), using pine cone biowaste as an effective ...
Saheed O. Sanni, Oluwayimika Oluokun, Samson O. Akpotu, Agnes Pholosi, Vusumzi E Pakade   +4 more
doaj   +1 more source

Removal of Methylene Blue dye from aqueous solution using Fenton-modified submerged aquatic plant Schoenoplectus species (Bulrush)

Heliyon
When dumping coloured effluent into the ecosystem, methylene blue dye contributes significantly to environmental health problems. In this investigation, Schoenoplectus species, commonly known as Bulrush, underwent modification using a Fenton reagent to ...
Nozipho Nompumelelo Mzinyane
doaj   +1 more source

The biosorption potential of modified bottle gourd shell for phosphate: Equilibrium, kinetic and thermodynamic studies [PDF]

Chemical Industry and Chemical Engineering Quarterly, 2018
In order to preserve the environment and prevent the occurrence of eutrophication, a new quaternary ammonium biosorbent based on the bottle gourd (Lagenaria vulgaris) shell (QALVS) was prepared and characterized in the present study.
Marković-Nikolić Dragana Z., Bojić Aleksandar Lj., Bojić Danijela V., Cakić Milorad D., Cvetković Dragan J., Nikolić Goran S.   +5 more
doaj   +1 more source

Modeling the effect of salts in single and binary biosorption of acid dyes by residual diatomaceous earth for sustainable treatment of textile wastewaters

Chemical Engineering Journal Advances, 2023
Biosorption is a well known technology for the reduction of the hazardous nature of textile wastewaters. However, its efficiency and mechanisms should be evaluated on complex conditions to be properly applied.
Matheus Araújo Semião, Charles Windson Isidoro Haminiuk, Giselle Maria Maciel   +2 more
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Arsenic and Biosorption

, 2023
Arsenic, either in (III) or (V) oxidation states forms, is a hazardous element to humans; thus, its removal from aqueous environments is of the utmost priority in the countries where this problem arises. From the various separation technologies, the removal of arsenic via biosorption processing attracted an interest, because besides the removal of the ...
Francisco Jose Alguacil, Jose Ignacio Robla   +1 more
openaire   +1 more source

Remoção de níquel de soluções aquosas em batelada e em coluna utilizando a alga marinha marrom Sargassum filipendula - DOI: 10.4025/actascitechnol.v29i2.695

Acta Scientiarum: Technology, 2008
The nickel(II) biosorption capacity of the Sargassum filipendula brown marine algae was studied in the batch mode. The biosorption study involved the determination of equilibrium data of the nickel-biomass system, considering the influence of the ...
Araceli Aparecida Seolatto, Márcia Terezinha Veit, Eneida Sala Cossich, Célia Regina Granhen Tavares, Edson Antônio da Silva, Eduardo Augusto Pontel   +5 more
doaj   +1 more source

Equilibrium and kinetic studies of Cd²⁺ biosorption by the brown algae Sargassum fusiforme. [PDF]

PLoS ONE, 2014
A fundamental investigation of the biosorption of Cd2+ from aqueous solution by the edible seaweed Sargassum fusiforme was performed under batch conditions.
Hui-Xi Zou, Nan Li, Li-Hua Wang, Ping Yu, Xiu-Feng Yan   +4 more
doaj   +1 more source

Hungarian and Indonesian rice husk as bioadsorbents for binary biosorption of cationic dyes from aqueous solutions: A factorial design analysis

Heliyon, 2023
The wastewater of the dye industry can be characterized by a complex chemical composition and consists of numerous dyes. Bioadsorbents are increasingly applied for the biosorption of dyes because they are inexpensive and environmentally friendly.
Hadid Sukmana, Gergő Ballai, Tamás Gyulavári, Erzsébet Illés, Gábor Kozma, Zoltán Kónya, Cecilia Hodúr   +6 more
doaj   +1 more source