HS 2926-30 – Fenproporex (INN) and its salts; methadone (INN) intermediate (4-cyano-2-dimethylamino-4,4-diphenylbutane)
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Nitrile-function compounds. – Fenproporex (INN) and its salts; methadone (INN) intermediate (4-cyano-2-dimethylamino-4,4-diphenylbutane).