Sterile D(-)-p-Hydroxyphenylglycine Ammonium Salt from China
Ammonium salt of d(-)-p-Hydroxyphenylglycine in sterile grade, under HTS 2922.50.11.00 for organic base salts per Chapter 29 note (C)(2). Intended for sterile fermentation media in antibiotic production.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
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
• Include sterility test results (USP <71>); non-sterile may classify differently
• GMP documentation aids FDA review; declare pyrogen-free status
• Batch traceability required for pharma intermediates