Radium-223 Cermet Dispersion from Mexico
Radium-223 cermet is a ceramic-metal composite dispersion containing the alpha-emitting isotope Radium-223, developed for brachytherapy sources. Classified in HTS 2844.42.00.00 as a cermet (dispersion) of a listed radioactive element per subheading scope. Exceeds 74 Bq/g specific activity threshold.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Apply for specific NRC medical use license under 10 CFR 35; provide generator system specs
• Ship in H-type packaging with thermal/impact validation; include exemption justification