Quercetin-3-O-Glucoside from United States
Quercetin-3-O-glucoside is a flavonoid glycoside from onions and apples, used as an antioxidant in nutraceuticals and functional foods. It is classified under tariff item 2938.90.00 as a glycoside derivative.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is a separate chemically defined compound for classification
• If used in food products, check Canadian food additive regulations
• Maintain proper documentation of the product's purity and source