Chromium, [3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-7-nitro-1-naphthalenesulfona is a chemical compound registered under CAS number 70236-49-6, with the molecular formula C20H10CrN3O7S and a molecular weight of about 491.39 g/mol. Its EINECS (EC) number is 274-480-7. It is also known as [3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitronaphthalene-1-sulphonato(3-)]chromium. ProvideChemicals supplies Chromium, [3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-7-nitro-1-naphthalenesulfona for laboratory research and bulk production; product code 1504079. Send an inquiry for purity, packaging, price and lead time.