Variables: total_organic_carbon electric_conductivity Substances: 2-n-Octyl-4-isothiazolin-3-on (OIT) (JPMIIZHYYWMHDT-UHFFFAOYSA-N) 1-(3-Chlorophenyl)-piperazin (VHFVKMTVMIZMIK-UHFFFAOYSA-N) Systems: groundwater Keywords: MetFrag micropollutants high resolution mass spectrometry