2-[[2,4-Dihydroxy-3-[(4-nitrophenyl)azo]-5-[(4-sulfophenyl)azo]phenyl]azo]-5-nitrobenzenesulfonic acid
CAS No. 72139-03-8
2-[[2,4-Dihydroxy-3-[(4-nitrophenyl)azo]-5-[(4-sulfophenyl)azo]phenyl]azo]-5-nitrobenzenesulfonic acid