Menatetrenone Vitamin K3 Tablets from China
Tablets of menatetrenone (Vitamin K3, menadione) from aromatic industrial synthesis for coagulation prophylaxis, in 5mg measured doses for retail. HTS 3004.50.40.00 for these synthetic naphthoquinone vitamins in therapeutic forms.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include bioequivalence studies for synthetic K3 vs natural K1 forms
• Monitor for USP <561> heavy metals limits common in vitamin imports
• Avoid veterinary labeling to prevent animal-use reclassification