Fig. 7

Variation of Ip-direct and Ip-indirect for FAO at (A) Pt/GC and (B) NiOx/Pt/GC electrodes vs. urea added. Data were abstracted from Fig. 6.

Variation of Ip-direct and Ip-indirect for FAO at (A) Pt/GC and (B) NiOx/Pt/GC electrodes vs. urea added. Data were abstracted from Fig. 6.