High-Specific-Activity Co-60 Isotope from Mexico
Purified cobalt-60 isotope in metallic form with activity >74 Bq/g for research in nuclear physics and material studies. Classified precisely under HTS 2844.43.00.10 per notes defining isotopes as individual nuclides or enriched mixtures of cobalt-60 only. Excludes alloys or compounds with other elements.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit isotopic enrichment assay; use Type B(U) packaging for high activity
• Avoid declaring as 'metal' which would shift to Section XV