| Synonym | 2-PHENYL-4,4,5,5-TETRAMETHYLIMIDAZOLINE-1-OXYL-3-OXIDE, 2-PHENYL-4,4,5,5-TETRAMETHYLIMIDAZOLINE-3-OXIDE-1-OXYL, PTIO, 2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl)[stablefreeradicalreagentforthesimultaneousdetermin, PTIO (2-PHENYL-4,4,5,5-TETRAMETHYLIMIDAZOLINE-3-OXIDE-1-OXYL), PTIO (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl) [Stable free radical reagent for the simultaneous determination of NO and NO2 in the atmosphere], [(2-Phenyl-4,4,5,5-tetramethyl-3-oxylato-4,5-dihydro-1H-imidazole-3-ium)-1-yloxy]radical, [(4,5-Dihydro-2-phenyl-4,4,5,5-tetramethyl-1H-imidazole-3-oxide)-1-yloxy]radical |