sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate is a chemical compound registered under CAS number 6054-80-4, with the molecular formula C12H11N4NaO4S and a molecular weight of about 330.29 g/mol. Its EINECS (EC) number is 227-971-5. It is also known as Mordant brown 13 (C.I. 13225); 3-[(2,4-Diaminophenyl)azo]-4-hydroxybenzenesulfonic acid sodium salt; AzochromolBrown2R. DeWeiChem supplies sodium 3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulphonate for laboratory research and bulk production; product code 855645. Send an inquiry for purity, packaging, price and lead time.