Ethylenediamine Tetraacetic Acid (EDTA) Precursor Grade from Mexico
High-purity ethylenediamine specifically graded for EDTA chelant synthesis, remains classified as the base compound under HTS 2921.21.00.00. Meets Chapter 29 criteria for chemically defined acyclic polyamines used as chemical intermediates.
Duty Rate — Mexico → United States
15.8%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include end-use letter confirming chelant intermediate status to support valuation and drawback claims
• Trace impurities (heavy metals <10ppm) critical for pharma/food-grade imports requiring FDA prior notice
• Package in nitrogen-blanketed containers to prevent oxidation per cGMP import standards