Research Article

Silver Nanoparticles Obtained by Aqueous or Ethanolic Aloe vera Extracts: An Assessment of the Antibacterial Activity and Mercury Removal Capability

Figure 4

Photographs of the antibacterial test results of AgNPs at 100, 80, 60, 40, and 20%, made in triplicate for both (a) aqueous Aloe vera extract and (b) ethanolic Aloe vera extract.
(a)
(b)