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
9903.05.5510%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
• 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