Removal of Fluoride from Phosphogypsum Leaching Solution with Phosphate Tailing Based Layered Double Hydroxides: Kinetics and Equilibrium Isotherms oleh Yanming Liu, Han Zhang, Dunquan Xiao, Hanjun Wu, Zhenyue Zhang, Lulu Xu, Qingrong Cheng, Hong Zhou, Junxia Yu, Zhiquan Pan, Dongsheng Wang