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
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 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