Retraction notice to "Layer silicates modified with 1,4-bis(3-aminopropyl)piperazine for the removal of Th(IV), U(VI) and Eu(III) from aqueous media" [J. Hazard. Mater. 171 (2009) 514-523]
J Hazard Mater. 2011 Oct 30:194:445.
doi: 10.1016/j.jhazmat.2011.03.012.