Key Laboratory for Mesoscopic Chemistry of Ministry of Education;
Department of Polymer Science and Technology;
School of Chemistry and Chemical Engineering;
Nanjing University;
Nanjing 210093;
China;
College of Material Science and Engineering;
Polymer Institute;
South China University of Technology;
Guangzhou 510640;
China;
magnetic; chitosan; microspheres; preparation; applications; in; wastewater; treatment;