Table 3.
Spiked recoveries of fluoroquinolones (FQs) in the river water, wetland water, and pond water (n = 3).
| Analytes | Spiked (μg/L) | River water |
Wetland water |
Pond water |
|||
|---|---|---|---|---|---|---|---|
| Determined concentration (μg/L) | Recovery (%) | Determined concentration (μg/L) | Recovery (%) | Determined concentration (μg/L) | Recovery (%) | ||
| ENO | 0 | – | – | – | – | – | – |
| 5 | 5.6 ± 0.2 | 111.0 | 4.6 ± 0.1 | 92.8 | 4.2 ± 0.4 | 83.8 | |
| 40 | 42.5 ± 2.4 | 106.3 | 40.4 ± 1.5 | 101.1 | 37.1 ± 1.1 | 92.8 | |
| 80 | 84.2 ± 0.9 | 105.3 | 81.5 ± 2.9 | 101.8 | 81.5 ± 2.9 | 101.8 | |
| LVFX | 0 | – | – | – | – | – | – |
| 5 | 5.3 ± 0.2 | 105.3 | 5.2 ± 0.2 | 104.7 | 5.3 ± 0.2 | 105.1 | |
| 40 | 43.7 ± 2.7 | 109.2 | 41.1 ± 1.9 | 102.8 | 42.3 ± 1.2 | 105.8 | |
| 80 | 85.0 ± 1.1 | 106.2 | 81.7 ± 4.2 | 102.1 | 81.7 ± 4.2 | 102.1 | |
| CIP | 0 | – | – | – | – | – | – |
| 5 | 5.3 ± 0.1 | 105.0 | 4.5 ± 0.1 | 90.8 | 4.3 ± 0.3 | 85.0 | |
| 40 | 42.3 ± 2.3 | 105.7 | 40.0 ± 1.3 | 99.9 | 35.5 ± 0.7 | 88.9 | |
| 80 | 83.7 ± 0.7 | 104.7 | 81.2 ± 2.7 | 101.5 | 81.2 ± 2.7 | 101.5 | |
| LOM | 0 | – | – | – | – | – | – |
| 5 | 4.9 ± 0.2 | 98.5 | 4.8 ± 0.1 | 95.7 | 5.1 ± 0.01 | 102.7 | |
| 40 | 40.9 ± 3.1 | 102.2 | 40.7 ± 1.8 | 101.8 | 44.5 ± 2.5 | 111.3 | |
| 80 | 82.7 ± 2.1 | 103.4 | 80.0 ± 4.6 | 100.0 | 80.0 ± 4.6 | 100.0 | |
| GAT | 0 | – | – | – | – | – | – |
| 5 | 5.6 ± 0.3 | 111.7 | 4.5 ± 0.4 | 89.6 | 4.7 ± 0.3 | 94.7 | |
| 40 | 43.6 ± 2.5 | 108.9 | 40.5 ± 2.0 | 101.3 | 41.3 ± 1.1 | 103.1 | |
| 80 | 85.4 ± 0.6 | 106.8 | 81.1 ± 3.3 | 101.4 | 81.1 ± 3.3 | 101.4 | |
ENO: enoxacin sesquihydrate; LVFX: levofloxacin; CIP: ciprofloxacin; LOM: lomefloxacin; GAT: gatifloxacin; −: not detected.