Volume 4, Number 2 (2008) 

CONTENTS

Hydrocarbon Levels in Warri River and Its Catchment Area at Pessu Market in Warri, Delta State Nigeria
pp. 87-94
Authors: Edema M.O.; Edema C.U. and Oyema T.L.

Environmentally Benign Oxidation of Aniline with 30% H2O2 Catalyzed by Some Heteropolyoxometalates
pp. 95-98
Authos: Reza Tayebee

Generation of New QSAR Model for Anticonvulsant Activity and Application in Virtual Screening
pp. 99-118
Authors: Alan Talevi, Eduardo A. Castro and Luis E. Bruno – Blanch

Sensitive Spectrophotometric Methods for Estimation of Betaxolol and Imidapril Hydrochloride in Bulk Powder and in their Single Dosage Forms
pp. 119-141
Authors: Fawzy A. El Yazbi, Mohamad E. Mahrous, Hassan H. Hammud,Ghassan M. Sonji and Nada M. Sonji

Recovery of Discarded Sulfated Lead-Acid Batteries by Chemical Charge 
pp. 143-155
Authors: Hassan Karami and Raziyeh Asadi

Rain Water Harvesting: Effect of Age of Roof on Water Quality 
pp. 157-162
Authors:  Eletta O.A.A. and Oyeyipo J.O.