Estriol (16-alpha-Hydroxyestrone) from Canada
Estriol is a natural estrogen produced from animal sources, particularly used in pregnancy-related hormone therapies. It qualifies for HTS 2937.23.10.10 as an animal-derived estrogen used primarily as a hormone. This weak estrogen helps maintain pregnancy and treats vaginal atrophy.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include analytical certificates confirming natural origin and absence of synthetic markers
• Check for anti-dumping duties on specific hormone products from certain countries
• Ensure proper cold chain documentation for temperature-sensitive hormone shipments