Journal Pre-proofs Role of treatment configuration in simultaneous removal of priority phthalic acid esters and nitrogen in a post anoxic integrated biofilm activated sludge system Khalid Muzamil Gani, Firdous Ul Nazir, Sheena Kumari, Faizal Bux, Absar Ahmad Kazmi PII: S0048-9697(19)34724-2 DOI: https://doi.org/10.1016/j.scitotenv.2019.134733 Reference: STOTEN 134733 To appear in: Science of the Total Environment Received Date: 29 June 2019 Revised Date: 11 September 2019 Accepted Date: 28 September 2019 Please cite this article as: K.M. Gani, F.U. Nazir, S. Kumari, F. Bux, A.A. Kazmi, Role of treatment configuration in simultaneous removal of priority phthalic acid esters and nitrogen in a post anoxic integrated biofilm activated sludge system, Science of the Total Environment (2019), doi: https://doi.org/10.1016/j.scitotenv.2019.134733 This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. 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. © 2019 Elsevier B.V. All rights reserved.