7-Hydroxy-8-[[2-sodiosulfo-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1-sulfonic acid sodium salt is a chemical compound registered under CAS number 6226-75-1. It is also known as C.I.27160; Croceine Scarlet O Extra. NewsChem supplies 7-Hydroxy-8-[[2-sodiosulfo-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-1-sulfonic acid sodium salt for laboratory research and bulk production; product code 1348977. Send an inquiry for purity, packaging, price and lead time.