Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 07 Phenols; phenol-alcohols 29 07 22 Hydroquinone (quinol) and its salts 29 07 22 00 Hydroquinone (quinol) and its salts Commodity Code Description 29 07 22 00 000 Hydroquinone (quinol) and its salts