Dodecylbenzene Sulfonic Acid (DDBSA) from Canada
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 — Canada → United States
14.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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