Sodium;cobalt;hydron;(4z)-4-[(2-hydroxynaphthalen-1-yl)hydrazinylidene]-7-nitro-3-oxonaphthalene-1-sulfonic Acid;(1z)-1-[(2-hydroxy-5-nitrophenyl)hydrazinylidene]naphthalen-2-one
CAS No. 93940-45-5
Sodium hydrogen (3-hydroxy-4-((2-hydroxy-1-naphthyl)azo)-7-nitronaphthalene-1-sulphonato(3-))(1-((2-hydroxy-5-nitrophenyl)azo)-2-naphtholato(2-))cobaltate(2-)