95649-05-1 Naphthalenesulfonic acids, polymers with formaldehyde, sulfonated 1,1'-biphenyl, sulfonated terphenyl and sulfonylbis(phenol), ammonium salts Sulfonylbisphenol, polymer with formaldehyde, sulfonated naphthalene, sulfonated biphenyl, and sulfonated terphenyl, partial ammonium sodium salt