1H-Perfluorohexane from Mexico
1H-Perfluorohexane (C6F13H) is a hydrofluoroalkane with one hydrogen atom, qualifying as a saturated fluorinated derivative of acyclic hydrocarbons. It fits HTS 2903.49.00.00 as 'other' beyond specific short-chain compounds, used in medical imaging and as a breathable liquid. The single C-H bond maintains its classification within this pure compound heading.
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
• Include NMR spectrum confirming exact substitution pattern to validate as chemically defined isomer
• For pharmaceutical intermediates, prepare for FDA registration even if classified as chemical
• Label containers with GHS hazard pictograms for fluorinated compound handling precautions