12225-81-9 2-Naphthalenesulfonic acid, 7-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-((2-sulfophenyl)azo)- 6522-74-3 7-((4,6-Dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-((2-sulphophenyl)azo)naphthalene-2-sulphonic acid EINECS 229-412-0