Naphthoic Acid from Canada
1-Naphthoic acid and 2-naphthoic acid are polycyclic aromatic monocarboxylic acids used in dyes and pharmaceuticals. HTS 2916.39.79.00 for other aromatic monocarboxylic acids. Qualifies as pure organic compound.
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
• Specify 1- vs 2-isomer; different reactivity affects end-use declarations
• Colorimetric testing required for dye intermediate purity
• Ensure no sulfonation; sulfonated derivatives exclude per Chapter notes