BTEXS Removal From Aqueous Phase by MCM-41 Green Synthesis Using Rice Husk Silica

M. Heydari; T. Tabatabaie; F. Amiri; S. E. Hashemi

Volume 14, Issue 4 , October 2023, , Pages 321-335


  Large volumes of contaminated industrial wastewater have caused growing concern among researchers and environmentalists. Benzene, toluene, ethylbenzene, xylene, and styrene (BTEXS) cyclic hydrocarbons in industrial effluents are often completely stable to biodegradation and must be treated before disposal. ...  Read More

Remediation of Heavy Metals from Galvanic Wastewater Using Cow Bone Char as Low Cost Adsorbent

R. A. Olaoye; S. O. Ojoawo; O. Bamigbade; N. Alimi; I. O. Rasaq; T. Oladejo

Volume 12, Issue 4 , October 2021, , Pages 318-326


  The adhesion of metal ions from wastewater to surface of a material in an adsorption process had proven to be effective for remediation of wastewater before discharge. There is a growing demand to utilize alternative low-cost adsorbents for the removal of heavy metals from galvanic wastewater in most ...  Read More

Remediation of Phenol-contaminated Aqueous Solutions by Synthesized Organoclay

S. Nasrollahpour; D. Yousefi Kebria; M. Ghavami

Volume 10, Issue 4 , December 2019, , Pages 242-247


  Phenol and its metabolites are among the hazardous organic compounds, due to their carcinogenicity, toxicity, long term persistence in the environment. The purposes of this study are the synthesis of organoclay as an adsorbent with high physicochemical stability, environmental compatibility and its application ...  Read More

Elimination of Chloroform (CHCl3) from Drinking Water via a Synergistic Effect of Stripping, Oxidation and Adsorption Process in Air Lift Loop Reactor

A. A. Rahman–Al Ezzi; S. H. Alhamdiny

Volume 10, Issue 2 , June 2019, , Pages 85-90


  In this work, a modified internal loop airlift reactor has been designed to remove the organic pollutants in synthetic wastewater at an efficient and inexpensive treatment technique by means of a synergistic effect combining of (oxidation, stripping and adsorption). The validation of the current style ...  Read More

Sequestration of Copper (II) and Iron (II) Ions from Electroplating Effluent Using Crab Shells Chitosan Stabilized Silver Nanocomposite

A. Sumaila; M. M. Ndamitso; A. S. Ambali; Y. A. Iyaka; J. O. Tijani

Volume 10, Issue 1 , March 2019, , Pages 1-9


  This work presents the green preparation of chitosan stabilized silver nanocomposite using aqueous leaf extracts of Nicotiana tobaccum. The prepared chitosan – silver nanocomposite was characterized by the ultraviolet-visible (UV-Vis) spectroscopy, X-ray diffraction (XRD), high resolution scanning ...  Read More

Removal of Cadmium (II) from Aqueous Solutions onto Dodonaeae Viscose Leg Powder Using a Green Process: Isotherms, Kinetics and Thermodynamics

M. Massoud; M. Erhayem; F. Al-Tohami

Volume 10, Issue 1 , March 2019, , Pages 10-16


  In the present study, batch adsorption experiments of hazardous cadmium ions, Cd(II), onto low-cost Dodonaeae Viscose Legs (DVLs) surface were conducted with respect to contact time, solution pH, adsorbent dosage, initial Cd concentration and temperature. Sorption isotherm, kinetic and thermodynamic ...  Read More

Activated Carbon from Fenugreek Seed: Characterization and Adsorption Properties for Dye Removal

D. Basrur; J. Ishwara Bhat

Volume 8, Issue 3 , July 2017, , Pages 193-201


  In this work, the preparation of activated carbons from agricultural product, the fenugreek seeds by two approaches, chemical and microwave activation methods were studied.  The characterization of carbon materials were carried out using different techniques such as   Fourier Transform ...  Read More

Removal of Lead and Copper from Textile Wastewater Using Egg Shells

S. S. Pandey; N. B. Singh; S. P. Shukla; M. Tiwari

Volume 8, Issue 3 , July 2017, , Pages 202-209


  The aim of present study was to investigate the removal of lead and copper from textile wastewater using waste egg shells in a continuous stirred tank reactor. The effect of initial pH, metal concentration, adsorbent dosage and retention time were investigated. Optimum adsorption of lead (80%) was obtained ...  Read More

An investigation on Removal Efficiency of Direct Blue 71 by ZnO Nano-Particles and Activated Carbon Produced from Agricultural Wastes

S. N. Larimi; B. Ayati

Volume 8, Issue 2 , April 2017, , Pages 118-126


  The present study used the adsorption process of activated carbon produced from agricultural wastes and the photocatalytic process of nano-ZnO to break down complex compounds available in removing Direct Blue 71 (henceforth,  DB71). The two processes were done under three varied circumstances- adsorption/photocatalytic, ...  Read More

Activated Carbon from Fenugreek Seed: Characterization and Dyes Adsorption Properties

D. Basrur; J. Ishwara Bhat

Volume 8, Issue 2 , April 2017, , Pages 27-35


  In this study the preparation of activated carbon from agricultural product were reported. The fenugreek seeds were activated by chemical and microwave activation methods.  The characterization of carbon materials were carried out using different techniques like   Fourier Transform Infrared Spectroscopy ...  Read More

Acid Adsorption on the Activated Charcoal Synthesized from Low Cost Agricultural Waste under Varying Condition

P. Chaithra; K. Hemashree; J. I. Bhat

Volume 8, Issue 1 , January 2017, , Pages 36-43


  The activated charcoal (AC) was synthesized from banana leaf rim (BLR) through three activation methods; physical (BLRC), chemical (Z BLRC, zinc chloride) and microwave activation (MW BLRC). The AC was characterised using powder X-ray diffraction (XRD) and field emission scanning electron microscope ...  Read More

An Investigation on the Attack of Dye Species on Freshly Synthesized and Characterized Activated Carbon from Cocoa Pod

P. Chaithra; K. Hemashree; J. Ishwara Bhat

Volume 7, Issue 4 , October 2016, , Pages 349-358


  Activated carbon (AC) was synthesized from raw cocoa pod (RCP) by three activation methods; physical (CPC), chemical (Z CPC, zinc chloride) and microwave activation (MW-CPC). The synthesized AC was characterized using powder X-ray diffraction (XRD), field emission scanning electron microscope (FE-SEM), ...  Read More

Application of Response Surface Methodology for Optimization of Platinum(IV) Adsorption Using Magnetic Cellulose Nanoparticles Modified with Ethylenediamine

M. Anbia; F. Rahimi

Volume 7, Issue 4 , October 2016, , Pages 367-374


  The current study adsorption characteristics of platinum(IV) onto the ethylenediamine-modified magnetic cellulose nanoparticles (MCNGE) have been investigated. The prepared adsorbentwere characterized using Fourier transform spectroscopy (FT-IR), X-ray diffraction (XRD), Scanning electron microscopy ...  Read More

Adsorption of Iron Ions from Palm Oil Mill Effluent using Novel Adsorbent of Alginate–Mangrove Composite Beads Coated by Chitosan

R. J. Jawad; M. H. Shah Ismail; S. I. Siajam

Volume 7, Issue 4 , October 2016, , Pages 393-400


  This study was about the investigation of the removal of iron ions from Palm Oil Mill Effluent (POME) by using novel adsorbent which is Alginate–Mangrove Composite Beads Coated by Chitosan (AMCBCC). The adsorbent was characterized by Fourier Transform Infrared Spectroscopy (FTIR) and Scanning Electron ...  Read More

Adsorption of CO2 on Zeolite 13X Prepared from Modified Natural Iranian Kaolin

V. Garshasbi; M. Jahangiri; M. Anbia

Volume 7, Issue 3 , July 2016, , Pages 304-307


  Synthesis of zeolite 13X from modified natural Iranian kaolin at 65˚C for 72 h at various concentration of NaOH solution was investigated. Metakaolinization process was done at 900˚C for 2 h. NaOH solution with different concentrations, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5 and 4 M were separately mixed with ...  Read More

Enhancement of Remazol Brilliant Blue R Adsorption Capacity by using Modified Clinoptilolite

R. Alrozi; N. S. Anuar; F. Senusi; M. A. Kamaruddin

Volume 7, Issue 2 , April 2016, , Pages 129-136


  In this study, the adsorption behavior of Remazol Brilliant Blue R (RBBR) from aqueous solution by using raw and modified clinoptilolites were investigated. In the experimental work, raw clinoptilolite (R-CL) was treated with Zn(NO3)2  in ethanol and produced zinc-grafted clinoptilolite (Zn-CL).The adsorption ...  Read More

Removal of Heavy Metals from Wastewater Using Tribulus terrestris Herbal Plants Powder

S. Sasikala; Govindaraju Muthuraman

Volume 7, Issue 1 , January 2016, , Pages 39-47


  The potential of economically cheaper Tribulus terrestris was assessed for iron adsorption from aqueous solutions. The effects of pH, Contact time, sorbent dose, initial metal ion concentration and temperature on the uptake of iron were studied in batch process. Chemical treatment processes are ineffective ...  Read More