Figure 8: Amperometric flow injection responses of chlorophenol (a) and stability plot (b) obtained for 20 repetitive injections of phenol (A), 2,4,6-trichlorophenol (B), 2,4-dichlorophenol (C), pentachlorophenol (D), and 4-chlorophenol (E) at SWCNT/PEDOT/GCE as amperometric detector pH 7 for phenol, 4-chlorophenol, and pentachlorophenol and 8 for 2,4-dichlorophenol and 9 for 2,4,6-trichlorophenol; other conditions are shown in Figure 7.