Key Laboratory for Water Quality and Conservation of the Pearl Stream Delta,Ministry of Education,School of Environmental Science and Engineering,Guangzhou University,Guangzhou 510006,China;
State Key Laboratory of Marine Pollution and Department of Chemistry,City University of Hong Kong,Hong Kong,China;
School of Science and Technology,Open University of Hong Kong,Hong Kong,China;
School of Environmental Science and Engineering,Huazhong University of Science and Technology,Wuhan 430074,China;
Polystyrene nanoplastics; Lead cation; Aggregation kinetics; Critical coagulation concentration; Size effect;