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

HTS Code 2933.5
Description of Goods Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure:
Unit of Meas
MFN Tariff
General Tariff
Applicable Preferential Tariffs