Sodium Dodecylbenzene Sulfonate (SDDBS) from China
SDDBS is the sodium salt form of dodecylbenzene sulfonic acid, widely used as an emulsifier in pesticides and household cleaners. It qualifies as an anionic surface-active agent under heading 3402 due to its solubility and tension-reducing properties. Specifically classified in 3402.31.10.00 for aromatic linear alkylbenzene sulfonates.
Duty Rate — China → United States
44%
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
• Include salt content analysis in invoices to confirm it's a 'salt' under 3402.31.10.00 rather than acid form
• Watch for common pitfalls in bulk powder imports requiring dust suppression measures
• Register with EPA if used in pesticide formulations post-import