Perfluorohexene (C6F12) from Mexico
Perfluorohexene used in fluorocarbon plasma deposition for optical coatings. Meets HTS 2903.59.90.00 as longer-chain unsaturated fluorinated acyclic hydrocarbon. Chapter 29 note (e) allows transport solvents.
Duty Rate — Mexico → United States
3.7%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide vapor pressure curves confirming supercritical fluid properties
• Use PFA-lined cylinders for long-chain fluorocarbon compatibility
• Include optical index of refraction specifications (1.34-1.38 range)