Variables: dissolved_oygen dissolved_organic_carbon total_organic_carbon pH Substances: 1-(3-Trifluoromethylphenyl)-piperazine (KKIMDKMETPPURN-UHFFFAOYSA-N) 1-Propanesulfonate (KCXFHTAICRTXLI-UHFFFAOYSA-N) Keywords: micropollutants high resolution mass spectrometry