2907: Phenols; phenol-alcohols

290711: Phenol (hdroxybenzene) and its salts 290712: Cresols and their salts 290713: octylphenol, nonylphenol and their isomers; salts thereof 290714: Xylenols and their salts 290715: Naphthols and their salts 290719: Monophenols nes 290721: Resorcinol and its salts 290722: Hydroquinone (quinol) and its salts 290723: 4, 4'-isopropylidenediphenol (bisphenol A, diphenylolpropane) & its s 290729: Polyphenols nes 290730: Phenol-alcohols 2907: Phenols; phenol-alcohols