70210-31-0 | Tetranatrium-8-[[4-[(4-amino-3-sulfonatophenyl)azo]-6-sulfonatonaphthyl]azo]-5-[[6-(benzoylamino)-1-hydroxy-3-sulfonato-2-naphthyl]azo]naphthalin-2-sulfonat | tetrasodium 8-[[4-[(4-amino-3-sulphonatophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[[6-(benzoylamino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]naphthalene-2-sulphonate |