Nonafluoropentene from Mexico
Nonafluoropentene provides high fluorine content for plasma polymerization applications. Meets HTS 2903.59.90.00 as 'other' unsaturated fluorinated acyclic hydrocarbons. Chapter 29 note (g) permits trace stabilizers without reclassification.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify terpene inhibitor levels (typically 100-500 ppm) per SDS
• Use nickel-plated brass fittings compatible with fluorinated gases
• Include FTIR spectra confirming >99.9% purity and isomer ratio