Accepted Manuscript Title: Colorimetric chemosensor based on Coumarin skeleton for selective naked eye detection of Cobalt (II) ion in near aqueous medium Authors: Devika Vashisht, Kamaljot Kaur, Rashmi Jukaria, Aseem Vashisht, Shweta Sharma, S.K. Mehta PII: S0925-4005(18)31783-0 DOI: https://doi.org/10.1016/j.snb.2018.10.020 Reference: SNB 25453 To appear in: Sensors and Actuators B Received date: 9-12-2017 Revised date: 3-10-2018 Accepted date: 4-10-2018 Please cite this article as: Vashisht D, Kaur K, Jukaria R, Vashisht A, Sharma S, Mehta SK, Colorimetric chemosensor based on Coumarin skeleton for selective naked eye detection of Cobalt (II) ion in near aqueous medium, Sensors and amp; Actuators: B. Chemical (2018), https://doi.org/10.1016/j.snb.2018.10.020 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.