Abstract
In this study, fatty amides (FAs) synthesized from palm olein were used to extract and separate Mo(VI) from acidic media. Effects of various parameters upon the separation of Mo(VI) from Co(II), Ni(II), Al(III) and Mn(II), including extractant concentration, metal ion concentration, contact time, diluent, and acidity, were investigated. It was found that Mo(VI) was successfully separated from the above commonly associated metal ions by stripping from the loaded organic phase. Different acidic and alkaline solutions were used. Ammonium hydroxide solution was an optimal. Extraction of Mo(VI) into the organic phase involved the formation of 1:3 complexes. This work presents the development of a low-cost and environmentally friendly extractant to recycle and recover molybdenum.
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Acknowledgments
The authors would like to thank Universiti Putra Malaysia (UPM) for supporting this paper. All the technical staffs in the Department of Chemistry, Faculty of Science, University of Putra Malaysia are also acknowledged for their assistance.
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Al-Mulla, E.A.J., Ibrahim, N.A.B., Shameli, K. et al. Fatty amides synthesized from vegetable oil as extractant of molybdenum(VI). Res Chem Intermed 39, 1313–1321 (2013). https://doi.org/10.1007/s11164-012-0687-6
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DOI: https://doi.org/10.1007/s11164-012-0687-6