Antibiotics | Photodecomposition Process | ||||
Ci (mg∙L−1) | Matrix | Process | Process Parameters | Results | |
Amoxicillin | 42 | WWTP Effluent | Photo-Fenton | Solar radiation at 365 nm, 1.0 - 2.0 mM H2O2 0.20 mM Iron oxalate or Fe(NO3)3 pH = 2.5 | Total degradation obtained after 10 min of irradiation |
Amoxicillin | 1 to 100 | Distilled water | Heterogeneous photocatalysis | pH = 3 - 9, and solar radiation at 365 nm 0.1 - 0.7 g∙L−1 TiO2 or TiO2 doped with C and Fe | Maximum degradation was obtained at neutral pH and with TiO2 doped with 37% of C (85% removal). |
Lincomycin | 25 | Distilled and residual water | Foto-Fenton | Radiação solar (λmax = 365 nm) pH = 2.5 0.20 mM Ferric oxalate, FeSO4, Fe(NO3)3 1.0 - 10 mM H2O2 | After 8 min of irradiation, complete removal with oxalate. After 20 min total removal with Fe (NO3)3 |
Tetracycline | 24 | WWTP, river water and deionized water | Foto-Fenton | UV light and sunlight (15 W) 1 - 10 mM H2O2 0.20 mM ferric oxalate or Fe (NO3)3 at pH = 2.5 | Total degradation after 1 min, the artificial light favored by the use of Fe(NO3)3, the sunlight by ferric oxalate |
Tetracycline | 40 | Deionized water | Heterogeneous photocatalysis | Heterogeneous photocatalysis at 254 nm and sunlight at 365, 300 - 400 nm | Degradation by radiation TiO2 and after 120 min with UV 254 nm: 100% degradation, 90% mineralization, simulated sunlight: 100% degradation, 70% mineralization, at 365 nm |
Sulfamethoxazole | 10 | Distilled water, and Seawater | Photolysis | Artificial UV Solar radiation (λ < 290 nm) | The degradation of 98% of antibiotic presence was in distilled water after 30 h of irradiation. |