Table 1 Ion-exchange resin papers (homogeneous).

From: Fenton and Fenton-like wet oxidation for degradation and destruction of organic radioactive wastes

Ref

Catalyst

Oxidant

Notes (all dark Fenton unless specified)

Waste

Zaharodna et al.67

FeSO4·7H2O

(Fe)

H2O2 (15%)

Continuous additions

No reflux/condensation

40–60 °C

Cation resin:

Amberjet 1500H

Zaharodna et al.68

FeSO4·7H2O

(Fe)

H2O2 (15%)

Continuous additions

Dark and UV photo-Fenton

No reflux/condensation

50 °C

Cation resin:

Amberjet 1500H

Gunale et al.73

CuSO4, FeSO4

(Fe, Cu)

H2O2 (30%)

Batchwise additions

Pre-processing for O2 wet oxidation second step

95 °C

Cation resin:

INDION-223H

Wan et al.58

CuSO4·5H2O, FeSO4·7H2O

(Fe, Fe + Cu)

H2O2 (30%)

Bulk at start

No reflux/condensation

95 °C

Anion resin:

Amberlite IRN 78

Xu et al.61

CuSO4·5H2O

(Cu)

H2O2 (30%)

Continuous additions

No reflux/condensation

95 °C

Cation resin:

Amberlite IRN 77

Xu et al.57

CuSO4·5H2O, FeSO4·7H2O

(Fe, Cu)

H2O2 (30%)

Bulk at start

Vapour condensation outside reactor

60–90 °C

Cation resin:

ZG C NR 500

de Araujo and Marumo12

FeSO4·7H2O

(Fe)

H2O2 (25%)

Continuous additions

No reflux/condensation

40–60 °C

Cation + anion resins:

Amberlite IR 120 + Amberlite IRA 410

Feng et al.54

CuSO4·5H2O, FeSO4·7H2O, FeCl3, Fe2(SO4)3, iron powder

(Fe, Cu, Fe + Cu)

H2O2 (30%)

Continuous additions

No reflux/condensation

Mix of cation and anionic resins: Amberlite IRN 77 + Amberlite IRN 78

Kubota11

Fe3+

(Fe)

H2O2 (9–18%)

Bulk at start

No reflux/condensation in main degradation system

Cation:

Dowex 50 W X8

Wan et al.66

CuSO4·5H2O, FeSO4·7H2O

(Fe, Cu, Fe + Cu)

H2O2 (30%)

Continuous additions

Condensation apparatus on CO2 collection system

60–97 °C

Cation:

Amberlite IRN 77

Wu and Wu65

CuSO4, FeSO4

(Fe—cation only, Cu—anion only)

H2O2 (60%)

Continuous additions

Influence of varying acids

Reflux

97–102 °C

Anti-foaming agent

Cation: Purolite NRW-100

Anion: Purolite NRW-400

Feng et al.69

FeSO4·7H2O

(Fe)

H2O2

(30%)

Continuous additions

UV photo-Fenton

100 °C

Cation: Amberlite IRN 77

Kim et al.189

CuCl, FeSO4

(Fe, Cu, Fe + Cu)

H2O2 (28%)

Continuous additions

Electro-Fenton

Reflux

80–100 °C

Cation: Amberlite IRN 77

Huang et al.190

FeSO4·7H2O

(Fe)

H2O2 (50%)

Continuous additions

Fluidised bed reactor

75 °C

Cation: Purolite NRW−100