Isoamyl Alcohol from Japan

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 — 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

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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