Accepted Manuscript pH-dependent roles of polycarboxylates in electron transfer between Cr(VI) and weak electron donors Bo Jiang, Haihong He, Yijie Liu, Yizhen Tang, Siyi Luo, Zhaohui Wang PII: S0045-6535(18)30055-9 DOI: 10.1016/j.chemosphere.2018.01.047 Reference: CHEM 20628 To appear in: ECSN Received Date: 23 July 2017 Revised Date: 2 January 2018 Accepted Date: 11 January 2018 Please cite this article as: Jiang, B., He, H., Liu, Y., Tang, Y., Luo, S., Wang, Z., pH-dependent roles of polycarboxylates in electron transfer between Cr(VI) and weak electron donors, Chemosphere (2018), doi: 10.1016/j.chemosphere.2018.01.047. 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.