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. Author manuscript; available in PMC: 2023 Mar 14.
Published in final edited form as: Chem Eng J Adv. 2022 Dec 2;13:1–11. doi: 10.1016/j.ceja.2022.100421

Table 2.

Selected microwave hydrothermal treatment technologies for PFAS degradation.

Type of solution Type of PFAS and concentration Conditions (additives, microwave energy and temperature) Reaction time (hr) Removal (%) Defluorination efficiency (F− %) Ref.
Synthetic PFOA (C0 = 105 ppm) 2.7 g/L Na2S2O8
70 W
90 °C		 4 hr 85.7 % 31.5 % [56]
Synthetic PFOA (C0 = 105 ppm) 1.19 g/L Na2S2O8
70 W
90 °C		 4 hr 79.1% 70 % [60]
Synthetic PFOA (C0 = 100 ppm) 1.19 g/L Na2S2O8 and 0.2 g/L zero-valent iron
70 W
90 °C		 2 hr 67.6 % 22.5 % [61]