Removal of hexavalent chromium-contaminated water and wastewater: A review

Cr(VI) is a well-known highly toxic metal, considered a priority pollutant. Industrial sources of Cr(VI) include leather tanning, cooling tower blowdown, plating, electroplating, anodizing baths, rinse waters, etc. This article includes a survey of removal techniques for Cr(VI)-contaminated aqueous...

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Bibliographic Details
Main Authors: Owlad, M., Aroua, M.K., Daud, W.M.A.W., Baroutian, S.
Format: Article
Published: Water Air and Soil Pollution 2009
Subjects:
Online Access:http://eprints.um.edu.my/7439/
http://link.springer.com/article/10.1007/s11270-008-9893-7
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Summary:Cr(VI) is a well-known highly toxic metal, considered a priority pollutant. Industrial sources of Cr(VI) include leather tanning, cooling tower blowdown, plating, electroplating, anodizing baths, rinse waters, etc. This article includes a survey of removal techniques for Cr(VI)-contaminated aqueous solutions. A particular focus is given to adsorption, membrane filtration, ion exchange, and electrochemical treatment methods. The primary objective of this article is to provide recent information about the most widely used techniques for Cr(VI) removal.