Polonium-208 Mixture from Canada
Polonium-208 isotopic mixture with carriers for neutron initiator research and development. Mixtures containing listed Polonium-208 with dominant radioactivity classify under HTS 2844.42.00.00. R&D quantities typically.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• R&D exemption application with peer-reviewed protocol
• Isotopic ratio declaration critical; specify Po-208/Po-209 ratio
• Small quantity exemption may apply (<100 μCi); verify thresholds