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UV-visible spectra of (A) GM-AuNPs and (B) GM-AgNPs.
Notes: The extract concentration was varied from 0.02% to 0.09% (final concentration). For more detailed procedures, please refer to the “Green synthesis of GM-AuNPs and GM-AgNPs” section.
Abbreviations: GM-AgNPs, silver nanoparticles green synthesized by mangosteen pericarp extract; GM-AuNPs, gold nanoparticles green synthesized by mangosteen pericarp extract; UV, ultraviolet.
