Brass Foundry Zinc-Rich Residue from Mexico
Slag and ash from brass (zinc-copper alloy) foundry operations containing primarily zinc, arsenic impurities, and metal compounds for recovery. HTS 2620.19.60 applies to such non-steel industry residues used in metal extraction.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit lab assays showing zinc as majority component to justify 'mainly zinc' criteria
• Avoid common pitfall of incomplete hazardous material declarations for arsenic
• Document end-use for chemical manufacture or extraction to meet heading 2620 note