Estradiol Benzoate API Crystals from Canada
Active pharmaceutical ingredient estradiol benzoate in crystalline form for compounding hormone medications. Falls under HTS 2937.23.2500 as explicitly named steroidal hormone derivative used primarily as hormone. Pure organic compound per Chapter 29 note (a).
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide DMF reference number and third-party testing for heavy metals/impurities per FDA requirements
• Label as 'For Pharmaceutical Use Only' with CAS number 50-50-0 to prevent retail sale misclassification