Journal Pre-proofs Single and competitive adsorption studies of two cationic dyes from aqueous mediums onto cellulose-based modified citrus peels/calcium alginate compo- site Amina Aichour, Hassina Zaghouane-Boudiaf PII: S0141-8130(19)36242-7 DOI: https://doi.org/10.1016/j.ijbiomac.2019.10.277 Reference: BIOMAC 13778 To appear in: International Journal of Biological Macromole- cules Received Date: 6 August 2019 Revised Date: 29 October 2019 Accepted Date: 31 October 2019 Please cite this article as: A. Aichour, H. Zaghouane-Boudiaf, Single and competitive adsorption studies of two cationic dyes from aqueous mediums onto cellulose-based modified citrus peels/calcium alginate composite, International Journal of Biological Macromolecules (2019), doi: https://doi.org/10.1016/j.ijbiomac.2019.10.277 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.