PTFE Low Molecular Weight Powder from Canada
Low molecular weight PTFE powder used as anti-drip agent in engineering plastics. HTS 3904.61.00.90 'Other' category for primary form PTFE meeting monomer content rules. Additive grade, not fabricated.
Duty Rate — Canada → United States
15.8%
Rate breakdown
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
• Document molecular weight (e.g
• 500,000 g/mol) to distinguish from high MW grades
• Ensure <5% impurities via GC-MS analysis for pure polymer status