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. 2022 Nov 23;10:994895. doi: 10.3389/fchem.2022.994895

FIGURE 2.

FIGURE 2

(A) UV-visible spectra of AgNPs/Periploca aphylla Dcne. having different AgNO3/Plant ratios, (B) Effect of pH on the stability of AgNPs, (C) Effect of temperature on the stability of AgNPs, (D) Effect of salt (NaCl) on the stability of AgNPs.