High-Purity Boron Carbide for Nuclear Applications from Canada
Ultra-high purity boron carbide specifically for neutron absorption in nuclear reactors. Falls under HTS 2849.90.10.00 as chemically defined boron carbide compound, distinguished by isotopic purity.
Duty Rate — Canada → United States
13.7%
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
• Obtain end-user certificates due to nuclear applications; may require NRC or DOE authorization
• Specify boron-10 isotope enrichment levels in documentation to prevent reclassification
• Package in sealed containers to maintain purity; contamination leads to 3824 classification