Polytrimethylene Terephthalate (PTT) Pellets from Canada
PTT resin pellets are semi-crystalline polyesters used in textiles, carpets, and films, supplied in primary form. Classified in 3907.99.50 as 'other polyesters' since terephthalic and propanediol units predominate but do not fit named subheadings like 3907.60 or 3907.91.
Duty Rate — Canada → United States
66.5%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 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
• Provide FTIR or NMR analysis proving PTT monomer dominance per subheading note (a)(4); avoid bulk packaging over 25kg bags to prevent bulk chemical misclassification; label with IV (intrinsic viscosity) value for quality verification