Hexamethylenediamine Adipate Salt from Japan
This 1:1 salt of hexamethylenediamine and adipic acid forms nylon salt, classified under HTS 2921.19.61.95 following parent acyclic amine per Chapter 29 salt classification rules.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• ,Use vented drums to prevent pressure buildup from slow CO2 evolution during storage
• Confirm water content <0.2% to avoid demixing during long ocean transit