Trivalent chromium removal from wastewater using low cost activated carbon derived from agricultural waste material and activated carbon fabric cloth

2006 ◽  
Vol 135 (1-3) ◽  
pp. 280-295 ◽  
Author(s):  
D MOHAN ◽  
K SINGH ◽  
V SINGH
2003 ◽  
Vol 42 (9) ◽  
pp. 1965-1976 ◽  
Author(s):  
Kunwar P. Singh ◽  
Dinesh Mohan ◽  
Sarita Sinha ◽  
G. S. Tondon ◽  
Devlina Gosh

2020 ◽  
Vol 21 (8) ◽  
pp. 1-9
Author(s):  
Mohammad Mahmudi ◽  
Sulastri Arsad ◽  
Mega Amalia ◽  
Hajar Rohmaningsih ◽  
Fiddy Prasetiya

2018 ◽  
Vol 7 (3.34) ◽  
pp. 300
Author(s):  
Gobinath Ravindran ◽  
M Radha Madhavi ◽  
Bashir Suleman Abusahmin

With industrial growth, presence of pollutants is growing enormously. Removal of pollutant from waste water and effluents can be accomplished by various techniques, out of which adsorption was found to be an efficient method. Applications of adsorption limits itself due to high cost of adsorbent. In this regard, a low cost adsorbent produced from palm oil shell based agricultural waste is examined for its efficiency to remove Zn (II) from waste water and aqueous solution. The influence of independent process variables like pH, residence time, initial solution concentration, activated carbon dosage and process temperature on the removal of Zn(II) by palm shell based activated carbon from batch adsorption process are studied systematically. The results reveal that palm shell based activated carbon can be an effective adsorbent for removal of Zinc (II) and is efficient compared to other types of adsorbent produced from agricultural waste.  


2014 ◽  
Vol 7 (1) ◽  
pp. 199-206 ◽  
Author(s):  
Jatindra N. Bhakta ◽  
Sukanta Rana ◽  
Susmita Lahiri ◽  
Yukihiro Munekage

2019 ◽  
Vol 79 (11) ◽  
pp. 2086-2094 ◽  
Author(s):  
Tao Yang ◽  
Xuansheng Hu ◽  
Peijuan Zhang ◽  
Xiaogang Chen ◽  
Weiwei Wang ◽  
...  

Abstract Activated carbon made from agricultural waste (walnut shells) was investigated as a suitable adsorbent for effectively removing quinoline from industrial wastewater. The activated carbon was treated with phosphoric acid and oxidized by ammonium persulfate and its ability to adsorb pyridine and quinoline in aqueous solution was investigated. Kinetic parameters for the adsorption process were determined through pseudo-first-order and pseudo-second-order kinetic models and intraparticle diffusion models. Equilibrium experiments and adsorption isotherms were analyzed using Langmuir and Freundlich adsorption isotherms. After reaching equilibrium, the activated carbon adsorbed quinoline in preference to pyridine: the equilibrium adsorptions from individual aqueous solutions (200 μL L−1) of quinoline and pyridine were 166.907 mg g−1 and 72.165 mg g−1, respectively. Thermodynamic studies of quinoline adsorption were conducted at different temperatures and indicated that quinoline adsorption was an endothermic and spontaneous process. The column-adsorption of quinoline and pyridine was consistent with the Thomas model and the Yoon-Nelson model. The removal efficiency of quinoline reached more than 97% for a velocity of 6 mL min−1 at the initial adsorption stage.


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