Fig. 3
Structural and chemical characterization of attapulgite (ATP), oyster shell (OS), and their composite (ATP–OS). (a) FT-IR spectra. (b) XRD patterns. (c) XPS spectra.
Fig. 3 | Scientific Reports
Structural and chemical characterization of attapulgite (ATP), oyster shell (OS), and their composite (ATP–OS). (a) FT-IR spectra. (b) XRD patterns. (c) XPS spectra.
