1324-30-7 25641-18-3 42617-28-7 Azocarmine G Benzo(a)phenazinium, 7-phenylsulfo-5-((4-sulfophenyl)amino)-, hydroxide, inner salt, monosodium salt Benzo(a)phenazinium, 7-phenylsulfo-5-((4-sulfophenyl)amino)-, innersalt, monosodium salt EINECS 247-157-3 Hydrogen 7-phenylsulphonato-5-((4-sulphonatophenyl)amino)benzo(a)phenazinium, sodium salt