Methyl Tert-Butyl Ether (MTBE) from Japan
MTBE is an acyclic ether produced from methanol (monohydric alcohol) and isobutylene, widely used as a gasoline oxygenate additive. Classified under HTS 2909.19.18.00 as 'other' ethers of monohydric alcohols, this chemically defined compound complies with Chapter 29 notes for acyclic ethers. It is not halogenated, sulfonated, or otherwise modified.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.629.5%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Comply with EPA fuel additive registration and obtain TSCA pre-manufacture notice if required
• Use DOT-approved containers for flammable liquids with proper placarding for transport
• Include certificate of analysis confirming MTBE purity >99% to maintain chemical classification