2026 Canada Customs Tariff and excise; Imports; Exports; chapter-by-chapter (January 1, 2026)

HTS Code 2939.5
Description of Goods Theophylline and aminophylline (theophylline-ethylenediamine) and their derivatives; salts thereof:
Unit of Meas
MFN Tariff
General Tariff
Applicable Preferential Tariffs