PTFE Low Molecular Weight Powder from China
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 — China → United States
43.3%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
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)
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