Hexamethylenediamine Adipate (Nylon Salt) from Japan
Hexamethylenediamine adipate, commonly known as Nylon salt, is the salt formed from hexamethylenediamine and adipic acid, used as the direct precursor for producing Nylon 6,6 polymer. It falls under HTS 2921.22.0500 as a derivative salt of acyclic polyamine hexamethylenediamine. This chemically defined organic compound is supplied in pure form for industrial polymerization processes.
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
• Verify purity certificate (typically >99%) and provide chemical analysis to confirm identity as nylon salt; ensure proper hazardous material declaration if packaged in quantities exceeding transport limits; avoid misclassification by confirming it's not polymerized nylon resin