Panida Mongkhonwuttikun
(Chulalongkorn University, 2012)
Preliminary naked-eye detection of heavy metal ions (Cd(II), Co(II), Cu(II), Ni(II), Pb(II), Zn(II), Fe(III) and Cr(III)) complexed with xylenol orange adsorbed onto silica gel by batch and column methods was investigated. ...