Sodium Metasilicate Pentahydrate Powder from Mexico
Crystalline powder form of sodium metasilicate with five water molecules, widely used in heavy-duty cleaners and laundry detergents. It qualifies for HTS 2839.90.5000 as a commercial alkali metal silicate outside the specific sodium silicate subheadings.
Duty Rate — Mexico → United States
13.1%
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
• Label with exact hydrate form and SiO2/Na2O ratio for accurate duty assessment
• Comply with TSCA for US imports to avoid environmental agency scrutiny