Refinery-Grade MTBE Octane Booster from China
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 — China → United States
43%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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