Vitamin K3 (Menadione) from Japan
Menadione, synthetic Vitamin K3, serves as a provitamin converted to active Vitamin K in the body, used in supplements and animal feed. Classified under HTS 2936.29.5050 as an unmixed 'other' vitamin derivative primarily functioning as a vitamin source.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6215%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% 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 conversion efficiency data to distinguish provitamin function from general chemical preparations
• Ensure no prohibited solvents that would exclude from Chapter 29 per chapter notes (e.g
• ethanol mixtures)