sodium (5or 8)-[(4-hydroxyphenyl)azo]-(8or5)-[(2-methylphenyl)azo]naphthalene-2-sulphonate
CAS No. 67892-54-0
2-Naphthalenesulfonic acid, 5(or 8)-(2-(4-hydroxyphenyl)diazenyl)-8(or 5)-(2-(2-methylphenyl)diazenyl)-, sodium salt (1:1); 2-Naphthalenesulfonic acid, 5(8)-(4-hydroxyphenylazo)-8(5)-(2-methylphenylazo)-, sodium salt; 2-Naphthalenesulfonic acid, 5(or 8)-(