Substances: 2-n-Octyl-4-isothiazolin-3-on (OIT) (JPMIIZHYYWMHDT-UHFFFAOYSA-N) 4-Hydroxy Diclofenac (KGVXVPRLBMWZLG-UHFFFAOYSA-N) 2 -3 -di-O-acetyl-5 -deoxy-5-fluorocytidin (NWJBWNIUGNXJGO-RPULLILYSA-N) Keywords: monitoring