Dodecylbenzene Sulfonic Acid from Canada
Dodecylbenzene sulfonic acid (DDBSA) is a branched alkyl aromatic sulfonic acid under HTS 2904.10.32.00. Essential raw material for high-foaming detergent production.
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
• Specify branched vs linear alkyl chain for note 3 verification
• Acid value testing (400-450 mg KOH/g) confirms purity
• Use HDPE drums for corrosive liquid transport