Anhydrous Soda Ash (Disodium Carbonate) from Canada
Anhydrous soda ash is a pure form of disodium carbonate (Na2CO3) used primarily in the glass manufacturing industry as a flux to lower melting temperatures. It falls under HTS 2836.20.00.00 as it is explicitly classified as disodium carbonate, a key inorganic compound in Chapter 28 for carbonates of inorganic bases.
Duty Rate — Canada → United States
11.2%
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
• Verify purity levels exceed 99% to confirm classification as disodium carbonate; provide chemical analysis certificates to avoid misclassification as sodium bicarbonate
• Ensure bulk packaging complies with DOT hazardous material regs if hydrated