Nauru Island Unground Phosphorite from Mexico
Unground phosphorite ore from Nauru raised atolls, a premium natural calcium phosphate source. Fits HTS 2510.10.00.00 for unprocessed phosphatic rock used in high-purity phosphoric acid production.
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
• Supply spectrographic analysis for trace elements to confirm natural status
• Monitor for endangered species regs tied to Pacific island mining origins
• Declare exact P2O5 assay to facilitate quick customs release