72968-77-5 Benzo(a)phenazinium, 9-((2-methoxyphenyl)amino)-7-phenyl-5-(phenylamino)-4,10-disulfo-, hydroxide, inner salt, monosodium salt Benzo(a)phenazinium, 9-((2-methoxyphenyl)amino)-7-phenyl-5-(phenylamino)-4,10-disulfo-, inner salt, monosodium salt EINECS 277-152-1 Hydrogen 9-((2-methoxyphenyl)amino)-7-phenyl-5-(phenylamino)-4,10-disulphonatobenzo(a)phenazinium, sodium salt