Pyridoxal 5'-Phosphate (PLP) from Canada
PLP, the active form of vitamin B6, functions as coenzyme for >140 enzymes. Though vitamin-related, classified HTS 2934.99.39.00 as heterocyclic phosphate per U.S. note 3.
Duty Rate — Canada → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide vitamin activity equivalence testing data
• Stable as powder; reconstitute immediately before use
• Declare dietary supplement vs. research chemical use