Studies on the effect of pH on the sorption of cadmium (ll), nickel (II), lead (II) and chromium (VI) from aqueous solutions by African white star apple (Chrysophyllum albidium) shell
F. K. Onwu* and S. P. I. Ogah
Department of Industrial Chemistry, Ebonyi State University, P.M.B 053, Abakaliki, Nigeria.
Email: [email protected]