Sodium Hexafluoroaluminate Flux Grade from Canada
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 — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
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