Synonyms: AC1O55OA;8-Hydroxy-6-methyltriazoropyridazine, ammonium salt;azanium 6-methyl-[1,2,4]triazolo[4,3-b]pyridazin-8-olate;1,2,4-Triazolo(4,3-b)pyridazin-8-ol, 6-methyl-, ammonium salt;1,2,4-Triazolo(4,3-b)pyridazin-8-ol, 6-methyl-, ammonium salt (1:1);52077-53-9