Acetylresorcinol from Canada
1,3-Dihydroxyacetophenone (acetylresorcinol) is a dihydroxy aromatic ketone classified under HTS 2914.50.30.00 as an 'other' ketone-phenol. Despite dual phenolic groups, it remains in this heading per chapter classification rules. Used in dye intermediates and pharmaceuticals.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6094.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
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
• Provide structural formula and IUPAC name in commercial invoice for CBP chemical identification
• Test for heavy metals (<10ppm) per USP standards for pharmaceutical intermediate imports
• Declare as 'research chemical' only if <1kg to avoid FDA oversight