3-chloro-6-(1-methyl-1H-pyrazol-4-yl)pyridazine;3-CHLORO-6-(1-METHYLPYRAZOL-4-YL)PYRIDAZINE;3-Chloro-6-(1-methyl-4-pyrazolyl)pyridazine;3-chloro-6-(1-methyl-1H-pyrazol-4-yl)pyridazine ISO 9001:2015 REACH;Pyridazine, 3-chloro-6-(1-methyl-1H-pyrazol-4-yl)-