sodium 4-[(1,5-dihydroxy-2-naphthyl)azo]naphthalene-1-sulphonate
CAS No. 94160-43-7
sodium 4-[(1,5-dihydroxy-2-naphthyl)azo]naphthalene-1-sulphonate;4-[(1,5-Dihydroxy-2-naphthalenyl)azo]-1-naphthalenesulfonic acid sodium salt