PBTC 50% Aqueous Solution from Canada
50% PBTC in water represents standard commercial concentration for water treatment injection systems. Remains classified under HTS 2931.90.70.00 per Chapter 29 note 1(d) allowing aqueous solutions of named compounds.
Duty Rate — Canada → United States
10%
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
• Concentration <50% water may shift to Chapter 38 formulated products; verify exact assay
• DOT 8 corrosive label required; IBC tote specifications must match UN recommendations
• Biocontamination testing often required for water treatment chemical imports