1,3,5-Triazine-2,4,6-triamine, N,N',N''-tri(3-sulfophenyl)- 29850-38-2 3,3',3''-(1,3,5-Triazine-2,4,6-triyltriimino)tris(benzenesulphonic) acid Benzenesulfonic acid, 3,3',3''-(1,3,5-triazine-2,4,6-triyltriimino)tris- EINECS 249-890-4