Hexamethylenediamine Adipate Salt from Mexico
Hexamethylenediamine adipate salt is a 1:1 salt formed from hexamethylenediamine and adipic acid, classified under HTS 2921.22.1000 because it is derived in whole or in part from adipic acid. This compound serves as a key intermediate in nylon 6,6 polymer production.
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
• Provide detailed chemical analysis certificates confirming adipic acid derivation to avoid reclassification
• Ensure proper UN-approved packaging for corrosive amine salts to comply with DOT and IMDG regulations
• Declare exact purity levels (typically >98%) as impurities may affect duty treatment under chapter notes