Aniefiok E. Ite

Faculty of Natural and Applied Sciences, Akwa Ibom State University, P.M.B., Uyo, Akwa Ibom State, Nigeria
Lancaster Environment Centre, Lancaster University, Lancaster, LA1 4YQ, United Kingdom

Imaobong I. Udousoro

Department of Chemistry, University of Uyo, P.M.B., Uyo, Akwa Ibom State, Nigeria

Udo J. Ibok

Faculty of Natural and Applied Sciences, Akwa Ibom State University, P.M.B., Uyo, Akwa Ibom State, Nigeria