%0 Conference Proceedings %T Preconcentration of Reactive Orange 84 on MnFe2O4 Nanoparticles and Optimization the Parameters using Response Surface Methodology %A Koohsaryan, Esmat %A Heidari, Taherh %A Rohani Bastami, Tahereh %J دومین کنفرانس ملی زئولیت ایران %D 2015