N-Ethylethylenediamine from Mexico
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 — Mexico → United States
15.8%
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
• 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