THC Pharmaceutical Reference Standard from Canada
Certified THC reference standard used for analytical testing, classified under HTS 2932.95.00.00 as a pure tetrahydrocannabinol isomer. Meets Chapter 29 requirements for chemically defined compounds with added stabilizers only for preservation/transport as permitted by note (f).
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include USP/NF or EP certificate of analysis confirming ≥99% purity and correct isomer configuration
• Declare as 'Reference Standard for Laboratory Use Only' to avoid therapeutic product scrutiny under Chapter 30