Sodium Isopropylnaphthalenesulfonate from Mexico
This polynuclear aromatic sulfonate with isopropyl group fits HTS 2904.10.32.00 as specified in note 3. Excellent wetting agent for industrial cleaners.
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
• Verify naphthalene structure compliance with chapter 29 notes
• HLB value 10-12 confirms surfactant properties
• Light-sensitive; use amber packaging