Molecular Formula: C22H18As2N4O14S2 Formula Weight: 776.37
2,2′-(1,8-Dihydroxy-3,6-disulfonaphthylene-2,7-bisazo)bisbenzenearsonic acid;2,7-Bis(2-arsonophenylazo)-1,8-dihydroxynaphthaline-3,6-disulfonic acid;2,7-Bis(2-arsonophenylazo)chromotropic acid;Arsenazo III