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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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