Dodecylbenzene Sulfonic Acid (DDBSA) from China
Dodecylbenzene Sulfonic Acid (DDBSA) is a modified aromatic sulfonic acid surfactant used in household and industrial cleaners. It qualifies as an organic surface-active agent under tariff item 3402.49.00 because it reduces surface tension and is not a separate chemically defined compound in its commercial form. DDBSA is typically supplied as a mixture with water or other solvents, making it classifiable under this item.
Duty Rate — China → Canada
6.5%
Import Tips
• Ensure the DDBSA is not a pure separate chemically defined compound; commercial grades with impurities or water are classifiable here
• Provide a certificate of analysis showing surface-active properties
• Check if the product is put up for retail sale, which may affect classification