Metal Pickling Liquor Waste Preparation from Mexico
A chemical mixture derived from spent pickling acids used in metal cleaning processes, containing hydrochloric acid residues and metal salts. It qualifies under HTS 3824.99.93.97 as 'other' chemical preparations from allied industries, specifically wastes from metal treatment not fitting heading 3825 definitions. Used for recycling or neutralization in industrial settings.
Duty Rate — Mexico → United States
15%
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
• Classify with DOT hazardous material declarations and TSCA import certifications due to corrosive nature
• Document as non-sewage/non-petroleum waste to stay in 3824, avoiding Chapter 27 or 38 exclusions