Decaborane-10 (B10H14) Isotopically Enriched from China

Decaborane enriched with boron-10, a volatile boron hydride used in rocket propellants and boron neutron capture therapy precursors. It qualifies for HTS 2845.20.00.00 as an organic compound of boron-10 enriched isotope, per Chapter 28 definitions. Handled under strict safety protocols due to reactivity.

Duty Rate — China → United States

35%

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
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]

Import Tips

Requires DOT hazardous material classification (UN2924) and pyrophoric handling certifications

Check ITAR/EAR for defense applications; end-user statements often mandatory