Toluene-Modified Air Entraining Agent from Canada
Foaming additive with toluene-modified resins (aromatic >5%) creating microscopic air bubbles in concrete for freeze-thaw resistance. Classified 3824.40.10.00 as aromatic concrete preparation. Essential for durable pavements and bridges.
Duty Rate — Canada → United States
16.5%
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
• Specify air content performance data; avoid confusion with general foaming agents
• Check for restricted toluene levels under VOC rules