Estradiol Valerate Powder from Japan
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 — Japan → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
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