Hydrocortisone 21-Acetate Powder USP from China
Pharmaceutical-grade hydrocortisone 21-acetate powder meets USP standards for purity and is used in manufacturing topical creams and ointments. This specific positional ester of hydrocortisone is classified under HTS 2937.29.90.20 as a steroidal hormone derivative.
Duty Rate — China → 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 USP certificate and batch-specific CoA verifying 21-position acetate ester structure via NMR spectroscopy
• Import in bulk fiber drums (>25kg) to maintain Chapter 29 classification; smaller packages risk Chapter 30
• Comply with REACH-like chemical notification if >1 ton/year imported; declare as hormone precursor