Dodecylbenzene Sulfonic Acid (DDBSA) from Japan
DDBSA is a high-purity linear alkylbenzene sulfonic acid with C12 alkyl chain, strictly containing sulfo groups only. Classifies under HTS 2904.10.5000 as other sulfonated hydrocarbon derivative. Essential for household and industrial cleaning 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
• Declare exact alkyl chain distribution (C10-14) via chromatogram to prevent mixture classification
• pH <1 requires DOT hazardous material declaration; use HDPE/steel drums only
• CAS 27176-87-0 documentation mandatory; generic 'LABSA' declarations often rejected