List of Articles Graphene oxide with covalently linked N-methyl-glycine and 3 Open Access Article Abstract Page Full-Text 1 - Extraction and Determination of Pb(II) by Organic Functionalisation of Graphenes Adsorbed on Surfactant Coated C18 in Environmental Sample A. Moghimi S. Yousefi Siahkalrodi 10.22034/jchr.2018.544032