Accepted Article Multi-Criteria Decision Analysis Characterization of Chemical Hazard Assessment Data Sources Haoyang He, † Timothy F. Malloy, ‡ and Julie M. Schoenung* , † †Department of Materials Science and Engineering, University of California, Irvine, California, United States ‡School of Law, University of California, Los Angeles, California, United States *Corresponding Author: Julie M. Schoenung; E-mail: Julie.Schoenung@UCI.edu; Tel: 949-824-2725. Acknowledgements The authors wish to acknowledge the editorial assistance provided by Katherine L. Terrassa and funding provided by the UCI PhD Bridge Fellowship Program. The authors also would like to clarify that there is no conflict of interest. Data Accessibility Statement The data used in the paper are available in the supplemental files; the original data source information and calculation tools can be found online from the third party sources. This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process, which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1002/ieam.4182. This article is protected by copyright. All rights reserved.