N-Ethylethylenediamine from Japan
N-Ethylethylenediamine is a derivative of ethylenediamine with one amine group mono-substituted by ethyl (H2NCH2CH2NHCH2CH3), remaining an acyclic polyamine. Classified under HTS 2921.21.00.00 as it retains the essential ethylenediamine structure with minimal derivatization.
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
• Submit NMR/GC assay confirming >95% purity and ethyl substitution pattern to validate polyamine heading
• Classify as UN 2922 (corrosive liquid, flammable) requiring steel drums with UN certification for ocean transport
• Watch for reclassification if ethyl content >50% shifts material to monoamine-dominant structures