Sodium Metasilicate Pentahydrate Powder from Canada
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 — Canada → United States
13.1%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 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