Supplier: 1 benzenesulfonic acid, 2 benzenesulfonic acid sodium salt, 3 ammonium benzenesulfonate, 4 p-toluenesulfonic acid, 5 sodium p-toluenesulfonate, 6 o-toluenesulfonic acid, 7 dimethylbenzenesulfonic acid, 8 sodium xylene sulfonate, 9 sodium cumene sulfonate, 10 4-hydroxybenzene sulfonic acid, 11 4-hydroxybenzenesulfonic acid sodium salt, 12 cresol sulfonic acid, 13 o-cresol sulfonic acid, 1 o-cresol, 2 m-cresol, 3 p-cresol, 4 m, p-cresol, 5 cresols mixture, 6 2, 4-xylenol, 7 3, 4-xylenol, 8 2, 6-xylenol, 9 dimethylphenol, 10 p-ethylphenol, 11 2-tert-butyl-4-methylphenol, 12 6-tert-butyl-m-cresol, 13 6-tert-butyl-2-cresol, 14 6-tert-butyl-2, 4-dimethyl phenol, 15 2, 6-di-tert-butyl-4-menthylphenol, 16 p-tert-amylphenol, 17 2, 4-di-tert-amyl phenol, 18 4-cumylphenol, 19 2, 4-dicumylphenol, 20 p-nitrophenol, 21 2, 6-xylenol