Boron-10 Enriched Boron Nitride Powder from Mexico
BN powder with high boron-10 content, used in high-temperature ceramics and neutron detectors. Classified in HTS 2845.20.00.00 as an inorganic compound of isotopically enriched boron. Differs from standard BN by isotopic specification per Chapter notes.
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
• Certify particle size and isotope ratio; often requires radiation monitoring during shipment
• End-use declaration critical for nuclear/non-proliferation controls