Cyanocobalamin Succinate Complex from Mexico
Cyanocobalamin complexed with succinic acid for enhanced stability in liquid formulations, retaining full B12 vitamin activity. Classifies under HTS 2936.26.00.00 as B12 derivative; succinate qualifies as stabilizer (Chapter Note 2(f)). Used in energy drink fortifications.
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
• Succinic acid ≤10% w/w to qualify stabilizer exception; pH stability data required; heavy metal limits per USP <231>