An extensive review on chromium (vi) removal using natural and agricultural wastes materials as alternative biosorbents

J Bayuo - Journal of environmental health science and …, 2021 - Springer
Several conventional techniques for heavy metals decontamination for instance ion
exchange, evaporation, precipitation and electroplating have been utilized in preceding …

[HTML][HTML] Biochar derived from non-customized matamba fruit shell as an adsorbent for wastewater treatment

G Obey, M Adelaide, R Ramaraj - Journal of Bioresources and Bioproducts, 2022 - Elsevier
This study of Matamba shell reviled them as material with outstanding surface morphology,
elemental and kinetic mechanism characteristics. Mutamba biochar revealed irregular …

Characteristics of natural biopolymers and their derivative as sorbents for chromium adsorption: a review

R Zhang, Y Tian - Journal of Leather Science and Engineering, 2020 - Springer
Chromium is widely used in industry, and improper disposal of wastewater and industrial
residues containing excessive chromium can contaminate water and soil, endangering both …

Elaboration of novel polyaniline@ Almond shell biocomposite for effective removal of hexavalent chromium ions and Orange G dye from aqueous solutions

A Hsini, A Essekri, N Aarab, M Laabd, A Ait Addi… - … Science and Pollution …, 2020 - Springer
A novel polyaniline@ Almond shell (PANI@ AS) biocomposite was synthesized via facile in
situ chemical polymerization method. The as-synthesized adsorbent was characterized …

Synthesis of an arginine-functionalized polyaniline@ FeOOH composite with high removal performance of hexavalent chromium ions from water: Adsorption behavior …

A Hsini, M Benafqir, Y Naciri, M Laabd… - Colloids and Surfaces A …, 2021 - Elsevier
In this study, the synthesis of a novel arginine-functionalized polyaniline/FeOOH (Arg-
PANI@ FeOOH) composite for hazardous Hexavalent chromium ions (Cr (VI)) removal from …

Synthesis and Characterization of Activated Carbons Prepared from Agro‐Wastes by Chemical Activation

JB Njewa, E Vunain, T Biswick - Journal of Chemistry, 2022 - Wiley Online Library
In this present study, activated carbons were prepared from rice husks and potato peels by
chemical activation with 40% phosphoric acid (H3PO4). The effects of carbonization …

The superior performance of silica gel supported nano zero-valent iron for simultaneous removal of Cr (VI)

E Salama, M Samy, H Shokry, G El-Subruiti… - Scientific Reports, 2022 - nature.com
Pure nano zero-valent iron (NZVI) was fabricated under optimum conditions based on
material production yield and its efficiency toward acid blue dye-25 decolorization. The …

A statistical modeling and optimization for Cr (VI) adsorption from aqueous media via teff straw-based activated carbon: isotherm, kinetics, and thermodynamic studies

SM Beyan, SV Prabhu, TA Ambio… - Adsorption Science & …, 2022 - journals.sagepub.com
Currently, the growth of tannery industries causes a significant volume of waste disposal to
the environment due to harmful Cr (VI). Long-time exposure to Cr (VI) imposes serious …

Efficient adsorption removal of an anionic azo dye by lignocellulosic waste material and sludge recycling into combustible briquettes

A Kali, A Amar, I Loulidi, C Hadey, M Jabri… - Colloids and …, 2022 - mdpi.com
In recent years, the removal of dyes has emerged as a significant problem that attracted
several researchers. The search for green and eco-friendly adsorbents has been a never …

Application of Arjuna (Terminalia arjuna) seed biochar in hybrid treatment system for the bioremediation of Congo red dye

M Goswami, P Chaturvedi, RK Sonwani, AD Gupta… - Bioresource …, 2020 - Elsevier
In the present study, a hybrid treatment system (biological and ozonation) was developed
and used in the decolorization of Congo red (CR) dye. The biological treatment was …