83399-71-7 Dihydrogen (3-((4-chloro-6-((5-hydroxy-6-((4-methoxy-2,5-disulphonatophenyl)azo)-7-sulphonato-2-naphthyl)amino)-1,3,5-triazin-2-yl)amino)propyl)trimethylammonium, potassium sodium salt EINECS 280-384-6