Extraction and Characterization of Novel Natural Hydroxyapatite Bioceramic by Thermal Decomposition of Waste Ostrich Bone

Figure 1

FTIR spectra showing the effect of two-step thermal decomposition on the bone powder structure: (A) raw bone powder, (B) bone powder heated at 650°C for 6 h, and (C) bone ash recalcined at 950°C for 6 h.