2-Methyl-1-Butene from Mexico
2-Methyl-1-butene, a branched pentene often associated with C4/C5 processing, classified under butene isomers HTS 2901.23.00.00 when pure.
Duty Rate — Mexico → United States
10%
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
• Confirm C5 hydrocarbon exclusion via precise molecular weight specs
• Specialty chemical import - requires end-user verification
• Packaging in lecture bottles for research quantities