Leaching Residue Ash with 12% Copper from Mexico

Ash byproduct from hydrometallurgical leaching of copper ores, assaying 12% copper content mainly as metallic copper and sulfates. Falls under 2620.30.0010 for copper-bearing residues used in chemical compound production or metal extraction.

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

Import Tips

Submit lab assays for exact copper quantification to meet statistical reporting without deductions

Confirm non-municipal waste origin via process certificates to comply with 2620 chapter restrictions

Label clearly as industrial residue to prevent customs confusion with finished copper products