Pyrite Ash from Roasting from Mexico
Pyrite ash is the residue obtained from roasting iron pyrites to produce sulfuric acid, containing residual iron oxides and sulfur. Classified under HTS 2601.20.00.00 specifically for roasted iron pyrites before further chemical processing. It serves as a raw material in iron production and fertilizer manufacturing.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include roasting process documentation and chemical composition analysis; watch for contamination that could trigger hazardous material declarations
• Pitfall: classifying as waste ash under 2621 risks denial—prove industrial use