Equilin from China
Equilin is a natural estrogen unique to equine sources, obtained from pregnant mare urine for hormone therapy applications. Classified in HTS 2937.23.10.10 as an animal-derived estrogen hormone. It contributes to the estrogenic activity in conjugated equine estrogen products.
Duty Rate — China → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Batch testing certificates for equine-specific biomarkers essential
• Declare exact conjugation status to avoid reclassification
• Monitor for updates to hormone precursor controls