Theobromine Powder from Canada
Theobromine (3,7-dimethylxanthine), a xanthine alkaloid with nitrogen-containing fused heterocyclic rings, extracted from cocoa or synthesized. Falls under 2933.99.8290 as 'other' aromatic heterocyclic nitrogen compounds not specifically named elsewhere. Used in pharmaceuticals and as a research chemical.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include TSCA certification if used in chemical manufacturing processes
• Declare exact purity level; impurities may affect classification
• Avoid retail packaging which could trigger Chapter 38 classification