Biochar as a multifunctional agent for aqueous chromium removal: A critical review of governing mechanisms, targeted syntheses, influencing factors, and practical …

M Zhong, Q Zhang, M Li, AM Abodif, T Ming… - Chemical Engineering …, 2023 - Elsevier
Biochar has caught much attention owing to its excellent characteristics and prominent
performance in the treatment of various contaminants. Many studies have demonstrated that …

Biocomposite efficiency for Cr (VI) adsorption: Kinetic, equilibrium and thermodynamics studies

M Akram, HN Bhatti, M Iqbal, S Noreen… - Journal of Environmental …, 2017 - Elsevier
Bio-composite of mango (Mangifera indica) was prepared and employed for Cr (VI)
adsorption from aqueous media. The effect of various process variables ie, pH, Cr (VI) ions …

Assessing physicochemical technologies for removing hexavalent chromium from contaminated waters—An overview and future research directions

N Itankar, Y Patil - Water, Air, & Soil Pollution, 2022 - Springer
Heavy metal contamination of groundwater is one of the most recent and serious
environmental issues. Chromium (VI), also called hexavalent chromium, is one such metal. It …

[PDF][PDF] Chromium (VI) ions removal from tannery effluent using chitosan-microcrystalline cellulose composite as adsorbent

S Yasmeen, MK Kabiraz, B Saha… - Int. Res. J. Pure Appl …, 2016 - researchgate.net
The bio-adsorbent chitosan-microcrystalline was synthesized from waste materials of shrimp
processing industries, and waste cotton rags of garments industries for removal of chromium …

[HTML][HTML] Carboxymethyl chitin and chitosan derivatives: synthesis, characterization and antibacterial activity

MM Islam, R Islam, SMM Hassan, MR Karim… - Carbohydrate Polymer …, 2023 - Elsevier
Water-soluble carboxymethyl chitin (CMCT) 1a–b, and chitosan (CMCS) 2a–b derivatives
were synthesized and evaluated for antibacterial activity. The synthesized compounds were …

Preparation of bio-inspired trimethoxysilyl group terminated poly (1-vinylimidazole)-modified-chitosan composite for adsorption of chromium (VI) ions

MN Islam, MN Khan, AK Mallik, MM Rahman - Journal of hazardous …, 2019 - Elsevier
Abstract Chitosan and poly (1-vinylimidazole) are both potential adsorbents to remove Cr
(VI). Here, we designed the preparation of new adsorbents by combining chitosan and poly …

Highly toxic Cr (VI) adsorption by (chitosan-g-PMMA)/silica bionanocomposite prepared via emulsifier-free emulsion polymerisation

TR Sethy, PK Sahoo - International journal of biological macromolecules, 2019 - Elsevier
This work focuses on developing some composites of desirable properties mainly for heavy
metal ion adsorption from the water bodies leading to water remediation. Adsorption of Cr …

Fabricating nepheline syenite-chitosan composite for heavy metals uptake: Mechanism insight via statistical physics modeling

E Allahkarami, S Maleki, A Azadmehr… - Separation and …, 2025 - Elsevier
Given the substantial costs associated with conventional wastewater treatment methods,
researchers are increasingly exploring mineral compounds for their cost-effectiveness …

Comparative study of adsorptive removal of Cr (VI) ion from aqueous solution in fixed bed column by peanut shell and almond shell using empirical models and ANN

M Banerjee, N Bar, RK Basu, SK Das - Environmental Science and …, 2017 - Springer
Cr (VI) is a toxic water pollutant, which causes cancer and mutation in living organisms.
Adsorption has become the most preferred method for removal of Cr (VI) due to its high …

Effective adsorption of hexavalent chromium using biopolymer assisted oxyhydroxide materials from aqueous solution

J Preethi, SM Prabhu, S Meenakshi - Reactive and Functional Polymers, 2017 - Elsevier
The mixed oxyhydroxide (MOH) and chitosan assisted mixed oxyhydroxide (CSMOH)
adsorbents were synthesized via eco-friendly one pot co-precipitation method and their …