Table 4.
Mean drug removal by the conventional water treatment method
| Pharmaceutical | Country | Water type | Sample point | Mean concentration (μg.L−1) | Mean removal (%) |
|---|---|---|---|---|---|
| Diclofenac | Orocó | Superficial | P1 | 611.89 | -0.77 |
| Potable | P2 | 616.62 | |||
| Santa Maria da Boa Vista | Superficial | P4 | 629.28 | 22.42 | |
| Potable | P5 | 488.18 | |||
| Petrolândia | Superficial | P6 | 607.26 | -0.90 | |
| Potable | P7 | 612.72 | |||
| Dipyrone | Orocó | Superficial | P1 | 1546.01 | -7.02 |
| Potable | P2 | 1654.50 | |||
| Santa Maria da Boa Vista | Superficial | P4 | 1494.26 | -3.02 | |
| Potable | P5 | 1539.36 | |||
| Petrolândia | Superficial | P6 | 1526.94 | 3.00 | |
| Potable | P7 | 1481.10 | |||
| Ibuprofen | Orocó | Superficial | P1 | 145.11 | 32.74 |
| Potable | P2 | 97.61 | |||
| Santa Maria da Boa Vista | Superficial | P4 | 115.64 | -38.48 | |
| Potable | P5 | 160.13 | |||
| Petrolândia | Superficial | P6 | 116.40 | 11.62 | |
| Potable | P7 | 102.87 | |||
| Paracetamol | Orocó | Superficial | P1 | 377.38 | 1.58 |
| Potable | P2 | 371.40 | |||
| Santa Maria da Boa Vista | Superficial | P4 | 368.36 | -4.26 | |
| Potable | P5 | 384.06 | |||
| Petrolândia | Superficial | P6 | 361.02 | -2.91 | |
| Potable | P7 | 371.52 |