Sodium Hexafluoroaluminate Flux Grade from China
Flux-grade synthetic cryolite, Na3[AlF6], optimized for aluminum reduction cells with low iron impurities. This complex fluorine salt is explicitly covered by HTS 2826.30.00.00 as sodium hexafluoroaluminate. Used to dissolve alumina in Hall-Héroult processes.
Duty Rate — China → United States
25%
Rate breakdown
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)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Label packages with UN number 3077 for hazardous solid transport; ensure FDA exemption if trace use in ceramics
• Common pitfall: confusing with natural mineral cryolite excluded from this subheading