Dodecylbenzene Sulfonic Acid (DDBSA) from China
Dodecylbenzene sulfonic acid (DDBSA) is a modified aromatic anionic surfactant used in heavy-duty industrial cleaners, emulsifiers, and agricultural formulations. Its aromatic benzene ring with a long alkyl chain and sulfonic group classifies it under this tariff item as an anionic surface-active agent, other than those specified elsewhere.
Duty Rate — China → Canada
6.5%
Import Tips
• Confirm the product's purity and concentration, as diluted forms may affect classification
• Keep records of the manufacturing process to demonstrate it is not a separate chemically defined compound, which would be excluded from Chapter 34
• Check if the product requires a WHMIS classification for import documentation