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
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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