Sodium Metasilicate Pentahydrate from Canada
Sodium metasilicate pentahydrate (Na2SiO3·5H2O) is a hydrated form of sodium metasilicate, a granular or powdered inorganic compound classified under HTS 2839.11.00.00 as a commercial sodium silicate. It is widely used in industrial cleaning formulations for its alkaline and buffering properties.
Duty Rate — Canada → United States
11.1%
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
• Verify purity and hydration level via certificate of analysis to confirm classification under 2839.11.00.00
• Ensure proper labeling as a corrosive alkali for DOT hazardous material shipping compliance
• Avoid misclassification as detergent mixtures under Chapter 34 by importing in bulk chemical form