Silicone Caulking Compound from China
A flexible, waterproof sealant made from silicone polymers used for sealing gaps around windows, doors, and bathtubs in construction and home improvement. It falls under HTS 3214.10.00.10 as a caulking compound, specifically classified among mastics for its mastic-like properties in joint sealing. This product provides adhesion and elasticity without hardening fully.
Duty Rate — China → United States
41.2%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Verify VOC content compliance with EPA regulations for US imports to avoid customs holds
• Include Safety Data Sheets (SDS) and exact chemical composition in documentation for classification verification