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Journal of Chemistry
Volume 2013, Article ID 892380, 5 pages
http://dx.doi.org/10.1155/2013/892380
Research Article

A Novel and Sensitive Method for the Determination of Vitamin (Riboflavin) in Urine and Pharmaceutical Samples Using an Aqueous Two-Phase Extraction

1Department of Chemistry, Faculty of Science, Payam Noor University (PNU), Tehran 19395-4697, Iran
2Department of Epidemiology, Ilam University of Medical Science, Ilam, Iran
3Department of Environmental Health, Faculty of Health, Ilam University of Medical Sciences, Ilam, Iran

Received 2 October 2012; Revised 23 November 2012; Accepted 7 December 2012

Academic Editor: Eulogio J. Llorent-Martinez

Copyright © 2013 Sabah Shiri et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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