Dodecylbenzene Sulfonic Acid (DDBSA) from Japan
DDBSA is a specific linear alkylbenzene sulfonic acid with C12 alkyl chain, widely used in emulsifiers for industrial cleaners and agricultural pesticides. Classified under HTS 3402.31.90.00 as 'other' LABSA variants beyond standard salts. Its strong acidity enables effective grease removal and wetting in formulations.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Classify based on alkyl chain length analysis; C10-C13 chains qualify as linear alkylbenzene sulfonic acids
• Ship as UN 2790 corrosive liquid; require proper drum labeling and ensure importer has EPA registration if for pesticide emulsifiers