3-Methyl-2-Butanol (sec-Isoamyl Alcohol) from Japan
3-Methyl-2-butanol, a secondary pentanol isomer, falls under HTS 2905.19.10.00 for saturated monohydric acyclic alcohols. Employed as a coupling agent in industrial cleaners and fuel additives.
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
• Provide refractive index data (n20/D 1.396-1.398) to verify chemical identity
• Include end-use statement if for fuel applications to prevent Chapter 27 misclassification
• Use stainless steel containers to prevent reaction with iron during ocean transport