Vitamin K3 (Menadione)
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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold in bulk for industrial vitamin D production rather than direct vitamin use
Intermediate use in synthesis shifts classification within vitamin headings by numerical order.
If chemically modified into sugar esters or acetals
Sugar derivatives of vitamins move to heading 2940 per chapter note (c).
If purity <80% and used as synthetic coloring intermediate
Lower purity forms with colorant applications fall under Chapter 32 synthetic organic products.
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The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• 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)
Related Products under HTS 2936.29.50.50
Vitamin K1 (Phytonadione)
Vitamin K1, also known as phytonadione, is a fat-soluble vitamin essential for blood clotting and bone health. This synthetic or natural form falls under HTS 2936.29.5050 as one of the 'other' unmixed vitamins and derivatives primarily used as vitamins, distinct from common vitamins like A, B, C, D, and E.
Biotin (Vitamin H/B7)
Biotin, also called Vitamin B7 or Vitamin H, supports metabolism of fats, carbohydrates, and proteins. This unmixed form qualifies under HTS 2936.29.5050 as an 'other' vitamin essential for nutritional supplements and cosmetics.
Vitamin F (Linoleic Acid)
Vitamin F refers to essential fatty acids like linoleic acid, historically classified as a vitamin despite modern fatty acid categorization. Falls under HTS 2936.29.5050 as an unmixed 'other' vitamin derivative used in nutritional contexts.
Inositol (Vitamin B8)
Inositol, sometimes called Vitamin B8, functions in cell signaling and is used in supplements for PCOS and metabolic health. Classified as unmixed 'other' vitamin under HTS 2936.29.5050.
P-Aminobenzoic Acid (PABA, Vitamin Bx)
PABA, historically Vitamin Bx, used in sunscreen formulations and B-complex precursors. Unmixed form under HTS 2936.29.5050 as 'other' vitamin derivative.
Cholecalciferol (Vitamin D3)
While primarily under 2936.32, synthetic cholecalciferol intermediates or specific derivatives used as unmixed vitamin sources fall under 'other' vitamins in HTS 2936.29.5050 when not meeting exact D3 criteria.