Flotation Tailings Copper Concentrate 7g/t Au from Canada
Recovered copper concentrate from tailings reprocessing with 7g/t gold content. Specifically under HTS 2603.00.0050 for gold-bearing copper concentrates as per assay-based statistical notes. Used in modern mining for secondary gold recovery.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Document tailings origin and reprocessing to avoid environmental import restrictions
• Declare gold in grams per metric ton precisely per notes
• Common issue: Incorrect humidity adjustments leading to undervaluation