Skip to main content
. 2020 Aug 24;13(17):3745. doi: 10.3390/ma13173745

Figure 4.

Figure 4

The ultraviolet (UV) spectra of the series of solutions prepared according to the Job’s method (0.1 mM 5-CQA and 0–0.09 mM ZnCl2 in Tris-HCl, pH = 7.4). The lowest line showed the spectra of 0.1 mM ZnCl2.