Deuterium Oxide D2O Laboratory Grade 99.8% Isotopic Purity from China
Laboratory-grade heavy water (D2O) at 99.8% isotopic purity is a stable isotope compound used in NMR spectroscopy and chemical research. It falls under HTS 2845.10.00.00 as heavy water, distinct from radioactive isotopes in 2844.
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Label containers with exact isotopic enrichment to comply with customs verification; check for end-user statements to prevent diversion to nuclear uses
• Avoid bulk packaging that could mimic regular water shipments