4-Hydroxy-7-[3-(5-hydroxy-7-sodiosulfo-2-naphthalenyl)ureido]-3-[[4-(phenylazo)phenyl]azo]naphthalene-2-sulfonic acid sodium salt Structure

4-Hydroxy-7-[3-(5-hydroxy-7-sodiosulfo-2-naphthalenyl)ureido]-3-[[4-(phenylazo)phenyl]azo]naphthalene-2-sulfonic acid sodium salt

Preparation Products And Raw materials