Nonafluorobutane from Japan
Nonafluorobutane (C4F9H) represents hydrofluorobutanes used in precision cleaning and carrier fluids. This saturated fluorinated acyclic hydrocarbon fits HTS 2903.49.00.00 as an 'other' derivative, distinct from fully perfluorinated or short-chain specifics.
Duty Rate — Japan → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify isomer (n- or iso-) on invoice as classification unchanged but stats differ
• For azeotrope mixtures, ensure declaration as single compound solution per Chapter note (e)
• Comply with TSCA import certification for new chemical substances