Thorium Tetrafluoride from Mexico
Thorium tetrafluoride (ThF4), a fluoride compound used in nuclear fuel processing and optics. Falls under HTS 2844.30.10.00 as a chemically defined thorium halide compound.
Duty Rate — Mexico → United States
15.5%
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
• Comply with 10 CFR Part 40 for source material import licensing
• Document corrosion-resistant packaging due to fluoride reactivity