Remifentanil Hydrochloride
Remifentanil hydrochloride is an ultra-short-acting fentanyl derivative used in anesthesia, with an ester functional group. As a salt of an organic base, it is classified with the parent compound under chapter note 5(C)(1), falling under tariff item 2934.92.00.
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 |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the ester derivative classification is disputed
Other heterocyclic compounds could apply if the fentanyl derivative status is not recognized.
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
• Remifentanil is a controlled substance; obtain a permit from Health Canada before importing
• Declare the ester derivative nature and pharmaceutical grade on customs documents
• Ensure proper storage and handling documentation for this sensitive compound
Related Products under Tariff item 2934.92.00
Acetylfentanyl
Acetylfentanyl is a synthetic opioid that is a derivative of fentanyl, specifically an N-acetyl analog. As a separate chemically defined organic compound with a heterocyclic structure, it falls under tariff item 2934.92.00 for other fentanyls and their derivatives.
Alfentanil Hydrochloride
Alfentanil hydrochloride is a short-acting synthetic opioid and a fentanyl derivative, featuring a modified piperidine ring. As a salt of an organic base, it is classified with the parent compound under chapter note 5(C)(1), making it eligible for tariff item 2934.92.00.
Butyrylfentanyl
Butyrylfentanyl is an N-butyryl analog of fentanyl, making it a derivative of the parent compound. It is a separate chemically defined organic compound with a heterocyclic structure, qualifying under tariff item 2934.92.00 for other fentanyls.
Carfentanil Oxalate
Carfentanil oxalate is an extremely potent fentanyl analog used primarily in veterinary medicine. As a salt of a fentanyl derivative, it is classified with the parent compound under chapter note 5(C)(1), falling within tariff item 2934.92.00.
Fentanyl Citrate
Fentanyl citrate is the citrate salt of fentanyl, a synthetic opioid with a heterocyclic structure. As an inorganic salt of an organic base, it is classified with the parent compound under chapter note 5(C)(1), making it a derivative under tariff item 2934.92.00.
Fentanyl Hydrochloride
Fentanyl hydrochloride is the hydrochloride salt of fentanyl, a core synthetic opioid with a heterocyclic piperidine ring. As a salt of an organic base, it is classified with the parent compound under chapter note 5(C)(1), falling under tariff item 2934.92.00 for fentanyl derivatives.