2-Anthracenesulfonic acid,1-amino-4-(((aminosulfonyl)-4-methylphenyl)amino)-9,10-dihydro-9,10-dioxo-,monosodium salt, Sodium 1-amino-4-(((aminosulphonyl)-4-methylphenyl)amino)-9,10-dihydro-9,10-dioxoanthracene-2-sulphonate, 2-Anthracenesulfonic acid,1-amino-4-(((aminosulfonyl)-4-methylphenyl)amino)-9,10-dihydro-9,10-dioxo-,sodium salt (1:1), EINECS 286-574-5, sodium 1-amino-4-[(4-methyl-2-sulfamoylphenyl)amino]-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate,