Methacrylonitrile from Mexico
Methacrylonitrile (CH2=C(CH3)CN) is an alpha,beta-unsaturated nitrile copolymer used in specialty polymers and adhesives. Falls under HTS 2926.90.5050 as other nitrile-function compound in Chapter 29. More reactive than acrylonitrile due to methyl substitution.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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
• MEHQ stabilizer levels must be documented; polymerization hazard
• Refractive index 1.469 confirms identity vs acrylonitrile
• Flammable liquid Class 3, Packing Group II required