Potassium Magnesium Sulfate Fertilizer from Canada
Langbeinite ore-based fertilizer containing potassium, magnesium, and sulfur for organic farming. Classified HTS 3104.90.0100 as mineral potassic not fitting specific salt descriptions or phosphatic categories.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include OMRI certification documentation for organic claims affecting market access
• Mineral origin analysis prevents confusion with synthetic salt classifications
• Bulk shipment verification avoids retail reclassification penalties