Research Article
The Application of Response Surface Methodology for Lead Ion Removal from Aqueous Solution Using Intercalated Tartrate-Mg-Al Layered Double Hydroxides
Figure 1
XRD patterns of (a) original Mg-Al-NO3, (b) Mg-Al-NO3-Pb, (c) tartrate Mg-Al and (d) tartrate-Mg-Al-Pb.