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Refinery-Grade MTBE Octane Booster from Japan

High-purity MTBE designed for refinery use to enhance gasoline octane without aromatics, adhering to Chapter 29 scope for chemically defined acyclic ethers. HTS 2909.19.14.00 specifies this monohydric alcohol ether. Typically shipped in drums or isotanks.

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

• Submit refinery end-use letter for potential duty relief; ensure <0.1% water content per spec to match chemical definition

• Label as UN1086 flammable liquid