Zinc Electrowinning Sludge from Mexico
Sludge from zinc electrowinning cells containing zinc compounds, arsenic, and recoverable metals for chemical processing. Fits HTS 2620.19.60 as other zinc slag/ash from hydrometallurgical operations.
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
• Include electrowinning process certification for accurate heading 2620 placement
• Declare sludge moisture content to avoid semi-solid misclassification
• Monitor for export controls on arsenic-bearing materials