Author's Accepted Manuscript Fast emulsion-based method for simulta- neous determination of Co, Cu, Pb and Se in crude oil, gasoline and diesel by graphite furnace atomic absorption spectrometry Maciel S. Luz, Angerson N. Nascimento, Pedro V. Oliveira PII: S0039-9140(13)00457-8 DOI: http://dx.doi.org/10.1016/j.talanta.2013.05.034 Reference: TAL13911 To appear in: Talanta Received date: 13 February 2013 Revised date: 12 May 2013 Accepted date: 16 May 2013 Cite this article as: Maciel S. Luz, Angerson N. Nascimento, Pedro V. Oliveira, Fast emulsion-based method for simultaneous determination of Co, Cu, Pb and Se in crude oil, gasoline and diesel by graphite furnace atomic absorption spectrometry, Talanta, http://dx.doi.org/10.1016/j.talanta.2013.05.034 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting galley proof before it is published in its final citable form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. www.elsevier.com/locate/talanta