Aluminum Fluoride Anhydrous from Mexico
Anhydrous aluminum fluoride (AlF3) is critical for aluminum smelting as an electrolyte component. HTS 2826.19.90.00 includes it as other fluorides.
Duty Rate — Mexico → United States
13.9%
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
• Confirm anhydrous vs hydrate; hydrates may be complex salts in 2826.90
• Large volumes need Hall-Heroult process end-use statements
• Test for silica content to prevent fluoroaluminate shift