Citric Acid Catalyst-Assisted Bioactive Glass with Hydrogen Peroxide for In Vitro Bioactivity and Biodegradability Using Sol-Gel Method

Figure 5

FTIR spectra of BG0, BG1, BG2, and BG3 powders (a) before soaking in SBF and (b) after soaking in SBF for 3 days.

(a)

(b)