Cholecalciferol (Vitamin D3) from Mexico
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.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Submit HPLC chromatograms proving single peak (unmixed) status
• Distinguish from 2936.32 by providing synthesis pathway documentation