The curves i ~ iiii in the figure are: bare glassy carbon electrode; PSS modified glassy carbon electrode; PSS and PPy modified glassy carbon electrode; [(PSS/PPy)(P2Mo18/PPy)5] multilayer composite film modified electrode
The curves i to iiii are: bare glass carbon electrodes; PSS modified glass carbon electrodes; PSS and PPy modified glass carbon electrodes; (PSS/PPy) (P2Mo18/PPy) 5) multi-layer composite film modified electrodes
The curves I ~ III are: bare glassy carbon electrode; PSS modified glassy carbon electrode; PSS and PPy modified glassy carbon electrode; and [(PSS / PPy) (p2mo18 / PPy) 5] multilayer composite film modified electrode