Table 1.
Parameters of swimming poll water
| Parameter | Value |
|---|---|
| pH [-] | 7.34 |
| UV absorbance λ=254 nm [cm-1] | 0.041 |
| Conductivity [mS/cm] | 2.04 |
| Redox potential [mV] | 664 |
| TOC [mg/L] | 15.53 |
| Free chlorine [mg/L] | 0.42 |
| Combined chlorine [mg/L] | 0.46 |
Table 2.
Organic micropollutants identified in swimming pool water samples
| Group | Name | Abbreviation | Molar mass [g/mol] |
|---|---|---|---|
| Pharmaceuticals | caffeine | CAF | 194.19 |
| carbamazepine | CBZ | 236.30 | |
| batilol | BAT | 344.57 | |
| hydrochlorothiazide | HCT | 297.74 | |
| Personal Care Product additives | 2-phenoxyethanol | POE | 138.16 |
| benzophenone-3 | BP3 | 228.25 | |
| benzophenone-8 | BP8 | 244.24 | |
| hedione | HED | 226.32 | |
| levomenthol | LVM | 156.27 | |
| trichloroacetic acid | TCA | 163.39 | |
| oleic acid | OA | 282.47 | |
| Food additives | butylated hydroxytoluene | BHT | 220.35 |
| carvone | CRV | 150.22 | |
| Other | chloroform | CRF | 119.38 |
| dimethyl phthalate | DEP | 194.18 | |
| dibutyl phthalate | DBP | 278.34 |
Figure 1.
Chromatograms obtained during the analysis of swimming pool water (a) before and after 60 min of UV irradiation with lamps of (b) 15 W and (c) 150 W
Figure 2.
Influence of irradiation time on the decrease of the concentration of (a) pharmaceutical compounds, (b) personal care product additives, (c) food additives and (d) other compounds (15 W UV lamp)
Figure 3.
The decrease of the concentration of (a) pharmaceutical compounds, (b) personal care product additives, (c) food additives and (b) other compounds during the irradiation with the 150 W UV lamp
Figure 4.
Decrease of carbon amount during the irradiation of swimming pool water with the (a) 15 W and (b) 150 W UV lamp