University of Karachi (UoK) – Associate Member Prof. Dr. Muhammad Iqbal Choudhary H.I., S.I., T.I. Advisor (Hon.), H.E.J. Research Institute of Chemistry Karachi, 75270 T (+92) (21) 4824924, ext 5; (+92) (21) 4819010 E iqbalhej@yahoo.com; iqbal.choudhary@iccs.edu