Cinchonidine Sulfate
Cinchonidine sulfate is a salt of the cinchona alkaloid cinchonidine, formed with sulfuric acid. It serves as an intermediate in organic synthesis and alkaloid resolution, and is classified under tariff item 2939.20.00 as a salt of cinchona alkaloids per Chapter 29 Note 5(C)(1).
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:
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
• Confirm the stoichiometry of the sulfate salt (e.g
• mono- or di-sulfate) and provide the chemical formula on the commercial invoice
• Keep records of the synthesis or extraction process to demonstrate it is a cinchona alkaloid derivative
• Check if the product is subject to Canadian food and drug regulations if intended for pharmaceutical use
Related Products under Tariff item 2939.20.00
Cinchonidine Base
Cinchonidine base is a naturally occurring cinchona alkaloid, chemically defined and isolated from cinchona bark. It is used as a resolving agent for racemic acids in pharmaceutical synthesis, which aligns with the scope of tariff item 2939.20.00 covering alkaloids of cinchona and their derivatives.
Cinchonine Base
Cinchonine base is a free alkaloid extracted from cinchona bark, used in stereoselective organic reactions. It is a chemically defined natural cinchona alkaloid, qualifying for tariff item 2939.20.00 which covers alkaloids of cinchona and their derivatives.
Cinchonine Hydrochloride
Cinchonine hydrochloride is a salt of the cinchona alkaloid cinchonine, used as a chiral resolving agent in pharmaceutical synthesis. It is classified under tariff item 2939.20.00 as a chemically defined salt of cinchona alkaloids, consistent with Chapter 29 salt classification rules.
Quinidine Base
Quinidine base is a dextrorotatory cinchona alkaloid used as a precursor for antiarrhythmic drugs. It falls under tariff item 2939.20.00 as a natural or synthetically reproduced cinchona alkaloid, per the heading's scope and Chapter 29 Note 1(a).
Quinidine Gluconate
Quinidine gluconate is a salt of quinidine, a cinchona alkaloid, used to treat atrial fibrillation. It is classified under tariff item 2939.20.00 as a salt of cinchona alkaloids, following Chapter 29 Note 5(C)(1) for inorganic salts of organic compounds.
Quinidine Hydrochloride Monohydrate
Quinidine hydrochloride monohydrate is a hydrated salt of quinidine, a cinchona alkaloid, used in cardiac drug production. It is classified under tariff item 2939.20.00 as a salt derivative of cinchona alkaloids, with the water of hydration considered an impurity or stabilizer per Chapter 29 Note 1(f).