1. a Key Laboratory of Poyang Lake Environment and Resource Utilization, Ministry of Education, School of Resources and Environment, Nanchang University, Nanchang 330031, China
2. b Yongping Copper Mine of Jiangxi Copper Co., Ltd, Shangrao 334505, China
3. c Yinli Direct Drinking Water Equipment of Jiangxi Co., Ltd, Xinyu 338004, China