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. 2021 Aug 17;26(16):4986. doi: 10.3390/molecules26164986

Figure 1.

Figure 1

AgNPs absorption spectra measured spectrophotometrically in the range of 340–540 nm, obtained with increasing concentration of chlorogenic acid from the bottom to the top: 0; 3.5; 7.14; 10.71; 14.25; 17.85; 25 µM).