Gold-Dore Zinc Ore Blend Concentrate from Mexico
Blended concentrate from refractory zinc ores carrying coarse gold particles. Classified in 2608.00.0050 for zinc matrix with statistical gold content reporting.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Use ICP or fire assay for precise gold content verification
• Segregate from pure gold doré bars to maintain Chapter 26 classification
• Monitor moisture content affecting net assay weight declarations