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Flux Decline and Rejection Characteristics During Nanofiltration of Iron and Deionized Water

Agboola, Oluranti and Maree, Jannie and Mbaya, Richard and Kolesnikov, Andrei and Schoeman, J. J. and Zvinowanda, Caliphs Musa (2013) Flux Decline and Rejection Characteristics During Nanofiltration of Iron and Deionized Water. Journal of Computational and Theoretical Nanoscience, 10. pp. 54-58.

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Abstract

This work was studied to determine the flux decline during nanofiltration of iron and deionised water. The rejection characteristic of iron was also studied. A stirred-cell was used for the experiment and Inductively Coupled plasma optical emission was used for iron analysis at various pH and pressure. The significant increased in flux declined at pH 3.01 and 3.44 is possibly caused by crystallized solids formed at the surface of the membrane and thus lead to the reduction of iron rejection at pH 3.01 and 3.44. At higher pressure more water passes through the membrane, thereby increasing the iron rejection. Experiment of clean water flux was done using the deionised water after the different pH experiment to see if the membrane is not fouling. The rejection characteristic of iron was also studied.

Item Type: Article
Uncontrolled Keywords: Nanofiltration, Flux Decline, Rejection, pH, Pressure, Iron, Deionised Water.
Subjects: T Technology > TN Mining engineering. Metallurgy
T Technology > TP Chemical technology
Divisions: Faculty of Engineering, Science and Mathematics > School of Engineering Sciences
Depositing User: Mrs Patricia Nwokealisi
Date Deposited: 17 Sep 2018 10:49
Last Modified: 17 Sep 2018 10:49
URI: http://eprints.covenantuniversity.edu.ng/id/eprint/11735

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