Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 22 Oxygen-function amino-compounds 29 22 31 Amfepramone (INN), methadone (INN) and normethadone (INN); salts thereof 29 22 31 00 Amfepramone (INN), methadone (INN) and normethadone (INN); salts thereof Commodity Code Description 29 22 31 00 000 Amfepramone (INN), methadone (INN) and normethadone (INN); salts thereof