Langbeinite Sulfate of Potash with Monoammonium Phosphate from Mexico
Natural langbeinite (sulfate of potash-magnesia) blended with MAP for 0-20-20+Mg fertilizer in 50 lb bags. Supplies P, K, and trace magnesium. Classified 3105.60.00.00 for primary P+K elements.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Document langbeinite mining origin; natural minerals may qualify for different treatment
• Specify magnesium content separately if > certain thresholds