Vitamin B12 Reference Standard from Canada
Certified cyanocobalamin reference standard with assigned potency for analytical laboratories and pharmacopeia testing. HTS 2936.26.00.00 classification as pure B12 compound used primarily as vitamin calibration material. Supplied with NIST-traceable certificate.
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
• Include USP/EP reference standard certificate; DEA exempt but track narcotic-like controls; ambient storage only—no refrigeration claims