Dioctyl Sodium Sulfosuccinate (DOSS) from Mexico
Dioctyl sodium sulfosuccinate (DOSS) is an anionic surfactant, the sodium salt of the sulfosuccinate ester of dioctyl alcohol. It is a chemically defined compound with a sulfo group, used in pharmaceuticals, food emulsification, and industrial wetting agents. Under the Customs Tariff of Canada, it is classified in tariff item 2908.99.00 as a sulfonated derivative of phenol-alcohols, per Chapter 29 note 5(A) for ester classification.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the product is a pure compound; if it is diluted or formulated for a specific use, it may be excluded from Chapter 29
• Check whether the product requires food additive approval if used in food applications
• Provide the CAS number and purity data to the CBSA for classification