629802.fig.008a
(a)
629802.fig.008b
(b)
629802.fig.008c
(c)
629802.fig.008d
(d)
629802.fig.008e
(e)
Figure 8: Electrochemical tests plots in the pH 11 solution, (a) at room temperature for 48 hours, (b) at room temperature for 48 hours, (c) at 70°C for 48 hours, (d) at 70°C for 48 hours, and (e) polarization curves at room temperature and 70°C.