Sodium Isopropylnaphthalenesulfonate from Canada
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 — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify naphthalene structure compliance with chapter 29 notes
• HLB value 10-12 confirms surfactant properties
• Light-sensitive; use amber packaging