Pulverized Phosphate Rock Flour from Canada
Ultra-fine ground phosphate rock resembling flour, used directly as slow-release fertilizer or in micronutrient mixes. Classified in 2510.20.00.00 due to its ground natural calcium phosphate nature.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Document milling process to exclude chemical treatment; meet dust mitigation packaging standards; declare as non-hazardous per DOT rules