2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[[4-( phenylamino)-3-sulfophenyl]azo]phenyl]azo]-4-hydroxy -3-[(4-nitrophenyl)azo]- is a chemical compound registered under CAS number 72138-99-9, with the molecular formula C34H24 N8 O14 S3 and a molecular weight of about 864.79 g/mol. It is also known as 5-[[2,4-Dihydroxy-5-[[4-(phenylamino)-3-sulfophenyl]azo]phenyl]azo]-4-hydroxy-3-[(4-nitrophenyl)azo]-2,7-naphthalenedis. FireTardant supplies 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-5-[[4-( phenylamino)-3-sulfophenyl]azo]phenyl]azo]-4-hydroxy -3-[(4-nitrophenyl)azo]- for laboratory research and bulk production; product code 1008427. Send an inquiry for purity, packaging, price and lead time.