Sika Control AE 100 Viscosity Modifying Agent from Canada
A polymer-based viscosity modifier that stabilizes concrete aggregates to prevent segregation in self-consolidating concrete. Falls under HTS 3824.40.5000 as a prepared concrete flow control additive. Critical for high-rise construction and precast elements.
Duty Rate — Canada → United States
15%
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
• Validate slump flow tests per EFNARC guidelines; disclose polymer composition for TSCA; ship in nitrogen-blanketed containers to prevent degradation