100231-60-5 EINECS 309-360-6 Sodium (4-((6-((4-amino-6-chloro-1,3,5-triazin-2-yl)amino)-1-hydroxy-3-sulpho-2-naphthyl)azo)-3-hydroxy-7-nitronaphthalene-1-sulphonato(4-))chromate(1-)