Variables: pH Substances: 5-Methyl-Benzotriazole (LRUDIIUSNGCQKF-UHFFFAOYSA-N) 3-5-Diiodo-L-tyrosine (NYPYHUZRZVSYKL-ZETCQYMHSA-N) Acetamipride (WCXDHFDTOYPNIE-RIYZIHGNSA-N) Keywords: monitoring