Pharmaceutical Estradiol Benzoate 98% Pure from Canada
High-purity (98%+) estradiol benzoate meeting EP/BP/USP standards for hormone replacement therapy production. Classified HTS 2937.23.2500 as named steroidal hormone used primarily as hormone per heading 2937 definition.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include polymorphic form specification (Form I/II) and particle size distribution for process validation
• Dual-check against DEA List I chemicals; estradiol esters require import permit coordination
• Avoid aluminum packaging that catalyzes degradation; use HDPE or glass with nitrogen blanket