Electrochemical Incineration of Phenolic Compounds from the Hydrocarbon Industry Using Boron-Doped Diamond Electrodes

Figure 4

Images of industrial samples treated with BDD applying 2 A (𝑗=0.32 A cm⁻²) of current over 2 hours, with constant stirring at pH (a) 1, (b) 7, and (c) 14.

(a)

(b)

(c)