Table 7 Comparison of RhB decolourisation rate results obtained in this work with the values from the literature.

Fe₂O₃-Kaolin

Dye: 15 mg/l

Catalyst: 1 g/l

H₂O₂: 0.05 mol/l

pH: 2.21

98

⁵⁰

C3–N4@Ag3PW12-30%

Dye: 20 mg/l

Catalyst: 0.8 g/l

H₂O₂: 0.05 mol/l

pH: 2.21

99.4

⁵¹

α-Fe2O3/Fe3O4/g-C3N4 nanocomposites with 5 wt% iron oxide

Dye: 5 ppm

catalyst: 018 g

58

⁵²

ZnO/ZnMoO₄

Dye: 20 mg/l

Catalyst: 0.4 g/l

83.7

⁵³

Fe₄₁Co₇Cr₁₅Mo₁₄C₁₅B₆Y₂

Dye = 20 mg/l

Catalyst = 1 g/l

H₂O₂ = 0.002 mM

pH = 5

T = 313 K

100

⁵⁴

FeCoNiMnCuTi

Dye = 20 mg/l

Catalyst = 0.97 g/l

H₂O₂ = 1 mM

pH = 6

T = 298 K

88

⁴⁶

AlCo_0.75FeNiTiMo_0.25

Dye = 5 mg/l

Catalyst = 2 g/l

H₂O₂ = 21 mM

pH = 7.2

T = 298 K

87

This work