Floatation Grade Magnesite from Mexico
Beneficiated magnesite concentrate from froth flotation process, achieving 95%+ MgCO3 purity while remaining chemically unchanged natural carbonate. HTS 2519.10.00.00 applies as physical separation doesn't alter mineral composition.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include flotation process flow sheets proving no chemical reagents remain in final product
• Test for silica content below 2% to maintain premium chemical-grade pricing and classification
• Declare exact recovery yield percentages for accurate valuation and yield-based duty calculations