Accepted Manuscript Optimal oxidation with nitric acid of biochar derived from pyrolysis of weeds and its application in removal of hazardous dye Methylene blue from aqueous solution Fuat Güzel, Hasan Sayğılı, Gülbahar Akkaya Sayğılı, Filiz Koyuncu, Cumali Yılmaz PII: S0959-6526(17)30036-7 DOI: 10.1016/j.jclepro.2017.01.029 Reference: JCLP 8776 To appear in: Journal of Cleaner Production Received Date: 27 September 2016 Revised Date: 05 January 2017 Accepted Date: 05 January 2017 Please cite this article as: Fuat Güzel, Hasan Sayğılı, Gülbahar Akkaya Sayğılı, Filiz Koyuncu, Cumali Yılmaz, Optimal oxidation with nitric acid of biochar derived from pyrolysis of weeds and its application in removal of hazardous dye Methylene blue from aqueous solution, Journal of Cleaner (2017), doi: 10.1016/j.jclepro.2017.01.029 Production 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.