Research Article

Image Digitization of Colorimetric Detection of Acephate Based on Its Complexation with Citrate-Capped Gold Nanoparticles

Figure 8

UV-Vis spectra of (i) Ac-Cit-HAuNPs and (ii) Ac-Cit-MAuNPs complexes after reacting with various concentrations ((a) 0.00 mM, (b) 1.00 × 10−5 mM, (c) 1.00 × 10−3 mM, (d) 0.40 mM, (e) 1.00 mM, (f) 4.00 mM, and (g) 8.00 mM) of Ac solutions.
(a)
(b)