2-Naphthalenesulfonic acid, 1-hydroxy-4-[(4-nitrophenyl)azo]- is a chemical compound registered under CAS number 395646-99-8, with the molecular formula C16H11N3O6S and a molecular weight of about 373.34 g/mol. FireTardant supplies 2-Naphthalenesulfonic acid, 1-hydroxy-4-[(4-nitrophenyl)azo]- for laboratory research and bulk production; product code 1933069. Send an inquiry for purity, packaging, price and lead time.