84082-98-4 EINECS 282-045-8 Sodium (N-(8-((5-(N-ethylsulphamoyl)-2-hydroxyphenyl)azo)-7-hydroxy-1-naphthyl)acetamidato(2-))(N-(7-hydroxy-8-((2-hydroxy-5-nitrophenyl)azo)-1-naphthyl)acetamidato(2-))chromate(1-)