Adenosylcobalamin (Cobamamide) from Canada
Adenosylcobalamin, the mitochondrial coenzyme form of Vitamin B12 (cobamamide), supplied as pure powder for supplement manufacturing. HTS 2936.26.00.00 covers this B12 derivative with full vitamin activity, chemically defined per Chapter Notes. Less stable form requiring specialized handling.
Duty Rate — Canada → 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
• Specify anaerobic packaging requirements; provide HPLC assay certificates; nitrogen-flushed shipping mandatory to prevent oxidation