disodium 6-[[2,6-dihydroxy-3-[(2-hydroxy-3-nitro-5-sulphonatophenyl)azo]phenyl]azo]-4-hydroxy-3-[(4-nitrophenyl)azo]naphthalene-2-sulphonate

CAS No: 93940-00-2

disodium,dihydroxy,hydroxy,nitro,sulphonatophenyl,phenyl,nitrophenyl,naphthalene,sulphonate