m-Xylene Diamine from Mexico
m-Xylene diamine (2,4-diaminotoluene) is a meta-substituted xylylene diamine explicitly listed under HTS 2921.59.1700 for aromatic polyamines. It is widely used in epoxy resin curing agents and polyimide synthesis.
Duty Rate — Mexico → United States
10%
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
• Label with exact IUPAC name and CAS 823-40-5 to prevent confusion with p- or o- isomers
• Comply with EPA TSCA inventory requirements; pre-notify for new uses
• Avoid declaring as 'diaminotoluene' generically; specify meta isomer per HTS description