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Authors: Fen Li 1 ; Jianjun Li 2 ; Xiaoyan Wen 3 ; Xiaoyong Li 1 ; Yanhong Bai 1 ; Yun Yang 1 and Zhao Xu 1

Affiliations: 1 Department of Chemistry, Xi’an Jiaotong University, Xi’an 710061 and China, China ; 2 Department of Chemistry, Xi’an Jiaotong University, Xi’an 710061, China, Key Laboratory of Resource Biology and Biotechnology in Western China (Northwest University), Ministry of Education, School of Life Science, Northwest University, Xi’an 710069 and China, China ; 3 Xi’an Modern Chemistry Research Institute, Xi’an 710065 and China, China

Keyword(s): Adsorption, Pectic Acid, Pb (II), Microspheres

Abstract: Pectin or modified pectin is used to remove the heavy metal ions in aqueous solution. The adsorption ability of pectin microspheres (PMs) and pectic acid microspheres (PAMs) for Pb (II) in aqueous solution were characterized by the parameters such as pH, initial concentration, and contact time for Pb (II) removal in this work. The results showed that adsorption for 150 min at pH 5 was the optimal condition. The maximum adsorption capacity of PMs and PAMs for Pb (II) was 127 mg·g-1 and 325 mg·g-1, respectively. Five-cycle reusability tests demonstrated microspheres could be repeatedly used. All the results confirmed that PAMs which presented outstanding adsorption capability and reusability could be a good candidate for wastewater purification.

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Paper citation in several formats:
Li, F.; Li, J.; Wen, X.; Li, X.; Bai, Y.; Yang, Y. and Xu, Z. (2019). Adsorption of Pb (II) from Aqueous Solutions by Pectic Acid Microspheres. In The Second International Conference on Materials Chemistry and Environmental Protection - MEEP; ISBN 978-989-758-360-5, SciTePress, pages 301-305. DOI: 10.5220/0008189203010305

@conference{meep19,
author={Fen Li. and Jianjun Li. and Xiaoyan Wen. and Xiaoyong Li. and Yanhong Bai. and Yun Yang. and Zhao Xu.},
title={Adsorption of Pb (II) from Aqueous Solutions by Pectic Acid Microspheres},
booktitle={The Second International Conference on Materials Chemistry and Environmental Protection - MEEP},
year={2019},
pages={301-305},
publisher={SciTePress},
organization={INSTICC},
doi={10.5220/0008189203010305},
isbn={978-989-758-360-5},
}

TY - CONF

JO - The Second International Conference on Materials Chemistry and Environmental Protection - MEEP
TI - Adsorption of Pb (II) from Aqueous Solutions by Pectic Acid Microspheres
SN - 978-989-758-360-5
AU - Li, F.
AU - Li, J.
AU - Wen, X.
AU - Li, X.
AU - Bai, Y.
AU - Yang, Y.
AU - Xu, Z.
PY - 2019
SP - 301
EP - 305
DO - 10.5220/0008189203010305
PB - SciTePress