DL-Pantolactone
DL-Pantolactone, the cyclic internal ester (lactone) of pantothenic acid, serves as a provitamin B5 intermediate that hydrolyzes to pantothenic acid. It is classified under tariff item 2936.24.00 as a derivative used primarily as a vitamin.
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 lactone is not used primarily as a vitamin
Other vitamin derivatives fall under the residual tariff item.
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 not put up for retail sale, which could affect classification
• Provide technical data showing its function as a provitamin
• Verify if it requires a CNL (Chemical Notification) under Canadian environmental regulations
Related Products under Tariff item 2936.24.00
Calcium Pantothenate 98% Feed Grade
Calcium D-pantothenate at 98% purity, a feed-grade form of Vitamin B5 used to fortify animal nutrition. It is a chemically defined derivative of D-pantothenic acid, falling under tariff item 2936.24.00 as an unmixed vitamin derivative.
Dexpanthenol (Provitamin B5)
Dexpanthenol, the alcohol analog of D-pantothenic acid, converts to pantothenic acid in the body and is used in cosmetics and pharmaceuticals. As a derivative of Vitamin B5, it is classified under tariff item 2936.24.00.
DL-Pantothenic Acid
DL-Pantothenic acid is the racemic mixture of D- and L-isomers of Vitamin B5, used in pharmaceutical and nutritional applications. As a synthetic provitamin explicitly covered by tariff item 2936.24.00, it qualifies as an unmixed vitamin.
D-Panthenyl Alcohol
D-Panthenyl alcohol, a reduced form of pantothenic acid derivative used in hair care and skin moisturizers. It functions primarily as a provitamin B5, qualifying under tariff item 2936.24.00 despite cosmetic applications.
D-Pantothenic Acid Calcium Salt
Calcium D-pantothenate is the calcium salt of D-pantothenic acid (Vitamin B5), a water-soluble vitamin essential for coenzyme A synthesis. This chemically defined derivative is classified under tariff item 2936.24.00.
Pantethine (Pantothenic Acid Dimer)
Pantethine, the dimeric disulfide form of pantothenic acid, is used for cholesterol management and antioxidant support. As a derivative used primarily for vitamin-like metabolic functions, it falls under tariff item 2936.24.00.