6424-87-9

C.I.62135 Acid Blue 53 Supracen Blue R C.I.Acid Blue 53 C.I.Acid Blue 53:C.I.62135 sodium 1-amino-4-(3-cyanophenylamino)-9,10-dioxo-9,10-dihydroanthracene 2-sulfonate 1-Amino-4-[(3-cyanophenyl)amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid sodium salt