Zinc-Lead Sulfide Mixed Concentrate from Mexico
Mixed flotation concentrate from polymetallic ores like Broken Hill type, with 30% zinc and minor lead, classified by principal zinc content under HTS 2608.00.0030. Zinc assay reported statistically for trade stats. Sent to complex smelters for separation.
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
• Separate assays for zinc vs lead to confirm zinc dominance; comply with toxic metal import bonds
• Use double-lined bags for leach prevention
• Beware of origin quotas on mixed concentrates