Isoamyl Alcohol from Mexico
Isoamyl alcohol (3-methyl-1-butanol) is a saturated monohydric acyclic alcohol used as a solvent and flavoring agent. It falls under HTS 2905.19.90.90 as it is a C5-C14 saturated monohydric alcohol, distinct from methanol, ethanol, propanol, butanol, and pentanol specified in prior subheadings.
Duty Rate — Mexico → United States
13.7%
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
• Provide chemical purity certificates and CAS number (123-51-3) documentation to verify classification as a separate chemically defined compound
• Ensure proper Hazard Communication labeling for flammable liquids (Class 3) per DOT and OSHA regulations
• Avoid misclassification as mixtures; single isomer products only qualify under this pure compound heading