</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Virgin PTFE Powder from China

Fine powder form of polytetrafluoroethylene (PTFE) in primary form, used for compounding into other materials or as a lubricant additive. Classified under HTS 3904.61.00.90 as PTFE in primary form, specifically 'Other' excluding granular or specific processed variants. Meets Chapter 39 note (a)(1) with 95%+ monomer content.

Duty Rate — China → United States

43.3%

Rate breakdown

9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Verify 95%+ PTFE monomer content via lab analysis to confirm classification under 3904.61 per subheading note (a)(1)

Provide manufacturer's certificate of analysis (COA) showing primary form and non-granular status to avoid misclassification