化学进展

硫酸根自由基：强化污泥脱水新利器

赖月, 王超, 张洁, 周顺桂, 刘昌庚, 叶捷

化学进展, 2024, 36(5): 798-814. DOI: 10.7536/PC230707

Item	Process	Chemical	Dosage	Micropollutant	Initial concentration	Removal rate（%）	Ref
Aromatic compounds	poly(3-hydroxybutyrate)/PMS Fe²⁺/S₂O₈^2-	PMS PDS	PMS = 3.1 × 10^-4 M PHB = 3.3 g/L Fe²⁺ = 2.0 mmol/g VS PDS = 1.6 mmol/g VS	PAHs	3099 ± 32 ng/g dw 2692.0 μg/kg	79	149 96
	poly(3-hydroxybutyrate)/PMS Fe²⁺/S₂O₈^2-	PMS PDS		Toluene	3099 ± 32 ng/g dw 2692.0 μg/kg	89.8	149 96
	Biochar/S₂O₈^2-	PDS	PDS = 10 mmol/L Catalyst = 0.5 g/L	Phenol	200 mg/L	57.8	150
Phenolic compounds	Biochar/S₂O₈^2-	PDS	PDS = 10 mmol/L Catalyst = 0.5 g/L	Phenol	200 mg/L	57.8	150
Antibiotics	MW(160 ℃)/S₂O₈^2-	PDS	PDS = 0.87 g/g TS	Oxytetracycline	2 mg/g TS	98.9	151
				Ciprofloxacin		98.3	151
	Modified sludge bio-hydrochar/S₂O₈^2-	PDS	PDS = 5 mmol/L Catalyst = 0.2 g/L	Tetracycline	60 mg/L	99.72	152
	Fe²⁺/75 ℃/S₂O₈^2-	PDS	PDS = 22.7 mM	Oxytetracycline	100 mg/kg TS	95	125
				Ciprofloxacin		84
				Triclosan		>99
	Fenton sludge-Cu/PMS	PMS	PMS = 20 mg/L Catalyst = 0.2 g/L	Tetracycline	10 mg/L	85.53	153