Estradiol Valerate Powder from Mexico
Estradiol valerate is a long-acting estrogen ester used in hormone therapy and contraception. This bulk active pharmaceutical ingredient qualifies under HTS 2937.29.90 as a steroidal hormone derivative meeting Chapter 29's requirements for chemically defined hormones.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include estrogen receptor binding assay results in technical documentation
• Declare exact purity levels; impurities affect Chapter 29 classification eligibility
• Monitor EU REACH compliance for estrogenic substances in addition to US FDA