2-Carboxy-4,6-diamino-4'-sulfamoylazobenzol 3,5-Diamino-2-(p-sulfamoylphenylazo)benzoic acid 4,6-Diamino-4'-sulfamoylazobenzol-2-carbonsaeure 485-41-6 Collubiazol losung EINECS 207-617-6 Rubiazol losung Sulfachrysoidine Sulfachrysoidine [DCF:INN] Sulfachrysoidinum [INN-Latin] Sulfacrisoidina [INN-Spanish]