Research Article

Highly Selective Hg (II) Ion Detection Based on Linear Blue-Shift of the Maximum Absorption Wavelength of Silver Nanoparticles

Figure 6

Stability of the reactive system. Concentration: AgNPs: 6.5 × 10−5 mol/L; Hg (II) ion: 6.0 × 10−6 mol/L; 𝑡 (min): 0, 3, 5, 8, 10, 15, 20, 25, respectively; HAc-NaAc buffer (pH 5.6).
856947.fig.006