Characterization and Antibacterial Activity of Biosynthesized Silver Nanoparticles Using the Ethanolic Extract of Pelargonium sidoides DC

Figure 1

P. sidoides ethanolic extract plus 1 mM AgNO₃ solution at (a) 0 minutes of reaction time and (b) after 2 hours of reaction time at 60°C. (c) UV-Visible spectra of synthesized AgNPs at different time intervals.

(a)

(b)

(c)