Ubidecarenone (Coenzyme Q10, Ubiquinone) from Canada
Ubidecarenone, or CoQ10, is a synthetic aromatic quinone derivative used primarily as a vitamin-like antioxidant in supplements. It qualifies under HTS 2936.29.20.00 as an other aromatic vitamin derivative, unmixed. The modified benzoquinone structure fits Chapter 29 provitamin/vitamin provisions.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Submit stability data confirming no prohibited stabilizers per Chapter 29 note (f) to maintain pure derivative status
• For USP-grade, include pharmacopeia certificates; common error is mislabeling as finished supplement
• Declare exact isomer form (ubidecarenone vs reduced ubiquinol) as mixtures of isomers follow note (b)