Substances: 2-Methyl-4-isothiazolin-3-one (BEGLCMHJXHIJLR-UHFFFAOYSA-N) 3-Phenoxybenzoeacid (NXTDJHZGHOFSQG-UHFFFAOYSA-N) 1-Methyl-Benzotriazole (HXQHRUJXQJEGER-UHFFFAOYSA-N) Keywords: monitoring