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Kinetic constants and half-life times (HLT) of MC-LR during degradation by UV and UV/H2O2 using a first-order kinetics model. Conditions: MC-LR0 = 50 µg L−1; pH = 7.5; fluence rate = 0.2 mW cm−2 and N = number of total data.
| UV | UV/H2O2 (0.15 mM) |
UV/H2O2 (0.30 mM) |
UV/H2O2 (0.90 mM) |
|
|---|---|---|---|---|
| R2 (-) | 0.977 | 0.974 | 0.985 | 0.963 |
| kfluence (cm2 mJ) | 0.0009 | 0.001 | 0.0011 | 0.0014 |
| ktime (min−1) | 0.0108 | 0.0120 | 0.0132 | 0.0168 |
| HLT (min) | 64.2 | 57.8 | 52.5 | 41.3 |
| n (-) | 12 | 7 | 16 | 7 |
