فهرس المقالات Hamid Hashemi-Moghaddam المقاله 1 - Extraction and Separation of Trace Amounts Lead (П) in Water Samples Using Nano Polyacrylonitril Modified Ethylendiamins 10.22034/jchr.2015.544098 Ali Moghimi Hamid Hashemi-Moghaddam Journal of Chemical Health Risks , العدد 4 , السنة 5 , بهار 2015