Petroleum Sulfonate Surfactant from Mexico
Petroleum sulfonate surfactant is an anionic surfactant derived from petroleum sulfonic acids, used in emulsifiable oils. Despite its petroleum origin, it qualifies under this tariff item as an anionic organic surface-active agent, distinct from Chapter 27 oils, and meets the Chapter 34 definition for surface-active products.
Duty Rate — Mexico → Canada
6.5%
Import Tips
• Ensure the product is not classified as a petroleum oil of Chapter 27, as it is a surface-active agent
• Provide documentation showing the sulfonation process and surface-active properties
• Verify if the product is subject to Canadian petroleum product regulations