Furan-2,5-Dione from United States
Furan-2,5-dione, also known as maleic anhydride's furan analog, contains an aromatic unfused furan ring with an anhydride functionality. It is used in specialty polymers, and since the ring has only oxygen hetero-atoms, it falls under tariff item 2932.19.00 as 'Other'.
Duty Rate — United States → Canada
0%
Import Tips
• Classify as a furan derivative, not as an anhydride; the ring is primary
• Provide the product's purity and any hydrolysis products
• Verify if the product is used in polymer manufacturing, requiring proper handling documentation