Iron Pickling Sludge from Mexico
Pickling sludge arises from acid cleaning of iron/steel surfaces to remove scale, classified as waste from iron or steel manufacture in HTS 2619.00.90.00. It contains iron oxides, acids, and metals, unsuitable for direct reuse without processing. This fits as 'other' slag, dross, or waste.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include chemical composition reports to distinguish from hazardous waste under environmental laws
• Ensure origin certification links it directly to iron/steel pickling operations
• Avoid common pitfalls like classifying as municipal waste; retain manufacturing process records