2-Naphthalenesulfonic acid, 6-amino-5-((4-chloro-2-(trifluoromethyl)phenyl)azo)-4-hydroxy- 3836-78-0 6-Amino-5-((4-chloro-2-(trifluoromethyl)phenyl)azo)-4-hydroxynaphthalene-2-sulphonic acid 6-Amino-5-((4-chloro-alpha,alpha,alpha-trifluoro-o-tolyl)azo)-4-hydroxy-2-naphthalenesulfonic acid EINECS 223-327-2