Chem Sci Trans., 2015, 4(3),  pp 768- 780  
DOI:10.7598/cst2015.1055

Research Article

Activated Carbons from Gambeya Albida and Telfairia Occidentalis Seed Shells: Effect of Activating Agent on the Removal of Pb(II) Ions from Aqueous Solutions

PAUL M. EJIKEME^1,4*, AMALACHUKWU I. OKOYE², MATHEW C. MENKITI^3,5 and OKECHUKWU D. ONUKWULI³

¹Department of Pure and Industrial Chemistry, University of Nigeria, 10001 Nsukka, Nigeria
²Department of Chemistry, Paul University Awka, Anambra State ?Nigeria
³Department of Chemical Engineering, Nnamdi Azikiwe University, Awka, Nigeria
⁴Department of Chemistry, University of Pretoria, Pretoria 0002 South Africa
⁵Department of Civil and Environmental Engineering, Water Resources Center, Texas Tech University, TX, USA