Papaverine Base Pure Powder
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.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• 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
Related Products under Tariff item 2939.19.00
Codeine Phosphate
Codeine phosphate is a salt of codeine, an opium alkaloid used as a pain reliever and cough suppressant. As a salt of an opium alkaloid, it is classified under tariff item 2939.19.00 for other alkaloids of opium and their derivatives.
Codeine Sulfate
Codeine sulfate is the sulfate salt form of codeine, commonly used in prescription analgesics. As a salt of an opium alkaloid, it is classified under tariff item 2939.19.00 for other alkaloids of opium and their derivatives.
Dihydrocodeine Tartrate
Dihydrocodeine tartrate is a semi-synthetic opium alkaloid salt providing analgesic and antitussive effects. As a derivative of an opium alkaloid, it is classified under tariff item 2939.19.00 for other alkaloids of opium.
Hydrocodone Bitartrate
Hydrocodone bitartrate is a semi-synthetic codeine derivative salt widely used in prescription painkillers. As a derivative of an opium alkaloid, it is classified under tariff item 2939.19.00 for other alkaloids of opium.
Naloxone Hydrochloride
Naloxone hydrochloride is a synthetic opium alkaloid derivative acting as an opioid overdose reversal agent. As a reproduced-by-synthesis alkaloid of opium, it is classified under tariff item 2939.19.00 for other alkaloids of opium.
Naltrexone Hydrochloride
Naltrexone hydrochloride is a synthetic derivative of opium alkaloids used in addiction treatment. As a reproduced-by-synthesis alkaloid of opium, it is classified under tariff item 2939.19.00 for other alkaloids of opium.