DL-Pantolactone from United States
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.
Duty Rate — United States → Canada
0%
Import Tips
• 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