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
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include USP/EP reference standard certificate; DEA exempt but track narcotic-like controls; ambient storage only—no refrigeration claims