Variables: electric_conductivity pH Substances: 1-Methyl-Benzotriazole (HXQHRUJXQJEGER-UHFFFAOYSA-N) 1-(3-Trifluoromethylphenyl)-piperazine (KKIMDKMETPPURN-UHFFFAOYSA-N) Keywords: monitoring micropollutants high resolution mass spectrometry pesticides metabolites land use