Chlorotrifluoroethylene Copolymer Pellets from Canada
ECTFE copolymer pellets from chlorotrifluoroethylene and ethylene offer corrosion resistance for pipes. Classified in HTS 3904.90.5000 as other primary polymers of halogenated olefins, with ethylene comonomer <95% preventing specific subheading.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include comonomer weight % certification showing no single unit >95% per note (a)(4)
• Distinguish bulk pellets from tubes/pipes (3917); no fittings for Free (C) rate per US note
• Avoid retail packaging >38.1x45.7cm to prevent 3921 duties per US note