Figure 1: Structure of compounds constituting the selected mixture - 1: Acetaminophen, 2: Caffeine, 3: Ofloxacin, 4: Carbamazepin, 5: Bisphenol A, 6: β-Estradiol, 7: Clofibric acid, 8: Mecoprop, 9: Diclofenac, 10: Ibuprofen, 11: Pentachlorophenol, 12: 4-Nonylphenol, 13: Acetylsalicylic acid, 14: Salicylic acid.