Quercetin-3-O-Glucoside from Japan
Quercetin-3-O-glucoside is a flavonoid glycoside extracted from onions and apples, falling under HTS 2938.90.00.00 as a glycoside derivative. It serves as an antioxidant in nutraceuticals and functional foods.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Submit structural analysis confirming glycosidic bond to distinguish from aglycone flavonoids
• Declare as >95% purity to maintain Chapter 29 classification versus mixtures
• Avoid retail packaging; bulk powder imports classified here, not Chapter 21