Isoamyl Alcohol (3-Methyl-1-Butanol) from Japan
Isoamyl alcohol, chemically 3-methyl-1-butanol, is a branched pentanol isomer covered by HTS 2905.19.10.00 for saturated monohydric acyclic alcohols. Widely used in flavorings, perfumes, and as a pharmaceutical intermediate.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include GC-MS analysis verifying isomer composition to distinguish from other C5 alcohols
• Comply with FDA food contact regulations if destined for flavor/fragrance applications
• Avoid bulk packaging over 450L drums to prevent reclassification as Chapter 27 petroleum product