84434-57-1 EINECS 282-857-2 Trisodium 3-((4-((4-((4-amino-6-chloro-1,3,5-triazin-2-yl)amino)-7-sulphonato-1-naphthyl)azo)-2,5-dimethylphenyl)azo)naphthalene-1,5-disulphonate