Accepted Manuscript Facile and sensitive determination of urinary mandelic acid by combination of metal organic frameworks with microextraction by packed sorbents Razzagh Rahimpoor, Abdulrahman Bahrami, Davood Nematollahi, Farshid Ghorbani Shahna, Maryam Farhadian PII: S1570-0232(19)30038-8 DOI: https://doi.org/10.1016/j.jchromb.2019.03.023 Reference: CHROMB 21566 To appear in: Journal of Chromatography B Received date: 7 January 2019 Revised date: 11 March 2019 Accepted date: 19 March 2019 Please cite this article as: R. Rahimpoor, A. Bahrami, D. Nematollahi, et al., Facile and sensitive determination of urinary mandelic acid by combination of metal organic frameworks with microextraction by packed sorbents, Journal of Chromatography B, https://doi.org/10.1016/j.jchromb.2019.03.023 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 proof before it is published in its final 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.