Dead-Burn Refractory Magnesite from Mexico
Large-particle natural magnesite (2-6mm) used directly as soil amendment in agriculture to supply magnesium and neutralize acidity. Classified HTS 2519.10.00.00 as unprocessed magnesium carbonate mineral.
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
• Obtain agricultural use certification to qualify for potential fertilizer duty reductions
• Test for heavy metals; agricultural grade requires below EPA soil amendment limits
• Avoid NPK blending before import to maintain natural mineral classification