High Purity Diethyl Ethylphosphonate 99.5%+ from Canada
Ultra-high purity diethyl ethylphosphonate (99.5%+) for pharmaceutical intermediate and specialty chemical synthesis. Falls under HTS 2931.43.00.00 as the specifically named non-halogenated organo-phosphorus compound per Chapter 29 definitions. Supplied in glass bottles for research applications.
Duty Rate — Canada → United States
13.7%
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 HPLC or GC purity certificates meeting ≥99.5% specification for verification
• Comply with FDA import requirements if declared for pharmaceutical intermediate use
• Use child-resistant packaging if destined for US laboratory/research end-use