Cholecalciferol Vitamin D3 from Ergosterol from China
Vitamin D3 (cholecalciferol from irradiated ergosterol, aromatic-modified) 2,000 IU capsules for bone health prophylaxis, measured retail. HTS 3004.50.40.00 as synthetic therapeutic vitamin.
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
• Irradiation process certificates for ergosterol origin
• 25-OH metabolite testing if claimed