2510.10.00.00/Natural Phosphatic Chalk Lumps/Mexico

Natural Phosphatic Chalk Lumps from Mexico

Unground lumps of phosphatic chalk, a soft calcareous material containing natural calcium phosphates. HTS 2510.10.00.00 covers this as unground phosphatic chalk, used in soil amendment or animal feed supplements.

Duty Rate — Mexico → United States

0%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Include particle size verification (>0.5mm average) to prove unground status against statistical notes

• Label shipments clearly as 'phosphatic chalk' to distinguish from pure calcium carbonate under heading 2836

• Comply with agricultural import regs if destined for feed use, including pathogen testing

Natural Phosphatic Chalk Lumps from Mexico — Import Duty Rate | HTS 2510.10.00.00