97675-38-2 Benzoic acid, 2-amino-, diazotized, coupled with diazotized 5-amino-2-((4-aminophenyl)amino)benzenesulfonic acid and 5,5'-(oxybis((5-hydroxy-3,1-phenylene)oxy))bis(1,3-benzenediol), sodium salt EINECS 307-609-3