Green Synthesis of Iron Oxide Nanoparticles Using Hibiscus rosa sinensis Flowers and Their Antibacterial Activity

Figure 5

Zone of inhibition of Fe₂O₃ NPs against (a) Staphylococcus aureus, (b) Pseudomonas aeruginosa, (c) Klebsiella pneumonia, and (d) Escherichia coli.

(a)

(b)

(c)

(d)