Chem-CU Quality Awards on High Citation from Department of Chemistry, Faculty of Science, Chulalongkorn University for the publication of
Ngeontae, W., Aeungmaitrepirom, W., Tuntulani, T. “Chemically modified silica gel with aminothio amidoanthraquinone for solid phase extraction and preconcentration of Pb(II), Cu(II), Ni(II), Co(II) and Cd(II)”, Talanta, 2007, 71(3), 1075-1082.