Gomaco Micro-Air Entraining Agent Concentrate from Canada
Concentrated vinsol resin admixture creating stable air-void system for enhanced concrete durability. Prepared concrete additive under HTS 3824.40.5000 for highway and airport pavements. Provides proven freeze-thaw resistance.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• ASTM C233 compliance documentation; dosage verification; resin stability certificates