5-Hydroxy-4-[[4-(phenylamino)-5-sulfo-1-naphthalenyl]azo]-1-naphthalenesulfonic acid disodium salt is a chemical compound registered under CAS number 10190-75-7, with the molecular formula C26H19 N3 O7 S2 . 2 Na and a molecular weight of about 595.55 g/mol. It is also known as C.I.13385; C.I.Acid Blue 135. NewsChem supplies 5-Hydroxy-4-[[4-(phenylamino)-5-sulfo-1-naphthalenyl]azo]-1-naphthalenesulfonic acid disodium salt for laboratory research and bulk production; product code 430929. Send an inquiry for purity, packaging, price and lead time.