Methylenedi-p-tolyl Diisocyanate (MDT) from Mexico
Methylenedi-p-tolyl diisocyanate (MDT or DET) contains two p-tolyl isocyanate groups linked by methylene, qualifying under HTS 2929.10.80.90 as other isocyanates. Used in specialty polyurethane elastomers.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Hazard Class 6.1; specify low chlorine content (<100 ppm) for elastomer grade
• NMR spectrum verification for characteristic aromatic and NCO protons
• Avoid bulk packaging; <5L containers preferred for stability