Papaverine Base Pure Powder from United States
Papaverine base is the free alkaloid form of papaverine, a benzylisoquinoline alkaloid obtained from opium or produced by synthesis. It is used in research and as an intermediate for the manufacture of papaverine salts. As an alkaloid of opium and a derivative thereof, it is classified under tariff item 2939.19.00.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is clearly labeled as papaverine base with its chemical purity and CAS number
• Obtain a valid import permit from Health Canada if the product is intended for pharmaceutical use
• Declare the correct HS code 2939.19.00 to avoid delays