Terephthalic Acid (PTA) from Canada
Terephthalic acid is an aromatic polycarboxylic acid used primarily as a raw material in producing polyethylene terephthalate (PET) for bottles and fibers. It falls under HTS 2917.39.30.00 as a product described in additional U.S. note 3 to section VI, specifically covering certain aromatic polycarboxylic acids subject to quantitative limitations.
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
• Verify quota availability under additional U.S. note 3 to section VI before shipping, as imports are subject to annual quantitative limits
• Provide certificate of analysis confirming purity >99.8% and aromatic structure to avoid misclassification