Hydroxyapatite incorporated dual layer hollow fiber membrane for lead (II) ion removal aqueous solution / by Cut Rifda Fadila 1997-, author 655865, Mohd. Hafiz Dzarfan Othman, supervisor 603545, Watsa Khongnakorn, supervisor, Ryosuke Takagi, supervisor, Yoshioka, Tomohisa, supervisor 655820, Fakulti Kejuruteraan Kimia dan Tenaga 612985