1,6-Anthracenedisulfonic acid, 8-((4-(acetylamino)phenyl)amino)-5-amino-9,10-dihydro-9,10-dioxo-, disodium salt 6846-21-5 Disodium 1-amino-4-(N-(4-acetylaminophenyl)amino)anthracene-2,5-disulphonate EINECS 229-932-8