2,7-Naphthalenedisulfonic acid,5-amino-4-hydroxy-3-[(2-hydroxyphenyl)azo]- is a chemical compound registered under CAS number 56973-25-2, with the molecular formula C16H13N3O8S2 and a molecular weight of about 439.41 g/mol. ChemRoots supplies 2,7-Naphthalenedisulfonic acid,5-amino-4-hydroxy-3-[(2-hydroxyphenyl)azo]- for laboratory research and bulk production; product code 636818. Send an inquiry for purity, packaging, price and lead time.