2-Methylbutyric Acid from Mexico
2-Methylbutyric acid is a branched C5 saturated acyclic monocarboxylic acid classified in HTS 2915.60.50.00 'other'. Employed in cheese flavor reproduction and pharmaceuticals.
Duty Rate — Mexico → United States
12.1%
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
• Chiral molecule; specify racemic or enantiopure form in documentation
• UN 2820 Class 8; strong odor requires ventilated containers
• Isomer mixtures may qualify under Note (b) but must not be acyclic hydrocarbons