Diisopropyl Ether from Mexico
Diisopropyl ether is a branched acyclic ether from monohydric isopropanol, used as an extraction solvent and gasoline stabilizer. It is classified under HTS 2909.19.18.00 as an 'other' acyclic ether of monohydric alcohols, meeting Chapter 29 requirements for chemically defined organic compounds. The isopropyl structure distinguishes it from linear ethers.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide peroxide formation inhibitor content in analysis certificate
• Declare vapor pressure data for proper storage classification
• Ensure stabilizers meet Chapter 29 note (f) for transport additives