Porous Methyltrimethoxysilane Coated Nanoscale-Hydroxyapatite for Removing Lead Ions from Aqueous Solutions

Figure 1

FTIR spectra of hydroxyapatite coated with methyltrimethoxysilane before (MTHAp) and after removal experiment of Pb²⁺ at pH 5 (PbMTHAp_5) and pH 3 (PbMTHAp_3).

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