Table 2.

Degradation of dyes by an electro-Fenton process in various studies.

Dye Pollutant	References
Direct Orange 16	[135]
Acid Red 14	[136]
Basic Blue 3	[137]
4-Amino-3-hydroxy-2-p-tolylazo-naphthalene-1-sulfonic acid	[138]
Alizarin red	[139]
Yellow 52	[140]
4-Nitrophenol	[141]
Methyl Orange	[142]
Orange G	[143]
Rhodamine B	[144]
Lissamine Green B	[145]
Azure B	[145]
Reactive Black 5	[146]
Reactive Red 120	[147]
Orange II	[148]