Trisodium Phosphate Solution 20% from Canada
20% aqueous solution of trisodium phosphate used for pH adjustment in cooling towers and as a rust inhibitor. While solutions can be tricky, pure trisodium salts remain in HTS 2835.29.30.00 if chemically defined without organic additives. Concentration declared by weight.
Duty Rate — Canada → United States
12.2%
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
• Calculate duty on dry weight basis; declare active ingredient percentage accurately
• Classify as UN1824 corrosive liquid; IBC totes preferred for stability
• Avoid if contains stabilizers—becomes 3824.99 mixture