Papaverine Sulfate Pharmaceutical Grade from United States
Papaverine sulfate is a sulfuric acid salt of the natural opium alkaloid papaverine, used as a non-narcotic peripheral vasodilator in medical treatments. As a salt of an opium alkaloid, it is classified under tariff item 2939.19.00 for other alkaloids of opium.
Duty Rate — United States → Canada
0%
Import Tips
• Provide a certificate of analysis confirming the sulfate salt and purity
• Check if the product is subject to controlled substance regulations
• Ensure the HS code 2939.19.00 is correctly declared