Mecobalamin Crystals from Mexico
Mecobalamin (methylcobalamin), a coenzyme form of Vitamin B12 with full B12 activity, supplied as pure crystals for pharmaceutical use. Falls under HTS 2936.26.00.00 as a Vitamin B12 derivative used primarily as a vitamin, chemically defined and unmixed. Commonly used in nerve health supplements and injections.
Duty Rate — Mexico → 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
• Provide stability data showing mecobalamin sensitivity to light/moisture; FDA prior notice required 72 hours before arrival; verify EP/JP pharmacopeia compliance for EU-sourced material