Xylene-Based Waterproofing Concrete Additive from Canada
Penetrating sealer admixture with xylene derivatives (>5% aromatics) for hydrophobic concrete surfaces. HTS 3824.40.10.00 due to aromatic content in mortar/concrete preparations. Prevents water ingress in basements and pools.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide penetration depth test results; hazardous material shipping papers required
• Distinguish from surface coatings in entry docs