Technical Grade Aluminum Sulfate from Mexico
Technical grade aluminum sulfate, typically 17% Al2O3 basis, serves as a flocculant in municipal water treatment plants. It is a chemically defined sulfate of aluminum, fitting HTS 2833.22.00.00 per Chapter 28 definitions.
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
• Provide assay certificates showing aluminum content for customs valuation; ensure EPA compliance labels for water treatment chemicals; avoid bulk shipments without proper segregation from organics