Sodium Xylenesulfonate from Mexico
Sodium salt of xylenesulfonic acid, a sulfonated alkylbenzene derivative under HTS 2908.99.1200. Functions as hydrotrope in liquid detergents to prevent phase separation. Chemically defined structure with only sulfo groups per chapter requirements.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Confirm 40% minimum active content for chapter 29 chemical classification
• Biodegradability certificates increasingly required for environmental compliance
• Distinguish from cumene sulfonates which may fall under different subheading