3-(4,5-Dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl)-3-quinolinecarboxylic acid monoammonium salt 3-Quinolinecarboxylic acid, 3-(4,5-dihydro-4-methyl-4-(1-methylethyl)-5-oxo-1H-imidazol-2-yl)-, monoammonium salt 81335-37-7 81335-47-9 Ammonium imazaquin EPA Pesticide Chemical Code 128848 Imazaquin ammonium Scepter