Technical Grade Potassium Alum from Mexico
Technical grade potassium aluminum sulfate for industrial decolorizing and sizing in textiles. Classified in HTS 2833.30.00.00 as a standard alum.
Duty Rate — Mexico → United States
11.6%
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
• Bulk shipments need proper ventilation to prevent caking; verify no organic stabilizers
• Common issue: purity below 99% may trigger reclassification