1-Naphthalenesulfonic acid, 5-((3-chlorophenyl)azo)-8-(phenylamino)-, monosodium salt 1-Naphthalenesulfonic acid, 5-((3-chlorophenyl)azo)-8-(phenylamino)-, sodium salt 67875-11-0 EINECS 267-525-7 Sodium 8-anilino-5-((3-chlorophenyl)azo)naphthalene-1-sulphonate