Ethyl Ascorbic Acid from United States
Ethyl ascorbic acid is an ethyl ether derivative of ascorbic acid that maintains the integrity of the lactone ring. It is used in cosmetics as a penetration enhancer for vitamin C. As a chemically defined organic compound with a lactone structure, it falls under tariff item 2932.20.00.
Duty Rate — United States → Canada
0%
Import Tips
• Provide the CAS number (86404-04-8) and documentation showing the lactone ring is intact
• If the product is imported in a cosmetic formulation, it may be classified under heading 3304 instead
• Ensure the commercial invoice clearly states the product is a pure chemical compound, not a preparation