Sodium Dodecyl Sulfate (SDS) Flakes from United States
Sodium Dodecyl Sulfate (SDS) Flakes are a pure form of sodium lauryl sulfate, used in laboratory detergents and personal care foaming agents. It meets the Chapter 34 Note 3 criteria for organic surface-active agents, with a surface tension reduction below 45 dyne/cm. This product is classified under 3402.39.90 as 'other' anionic, provided it is not a separate chemically defined compound—if pure, it may be excluded by Chapter Note 1(b).
Duty Rate — United States → Canada
6.5%
Import Tips
• Verify the purity of the SDS; if it is a separate chemically defined compound, it may be excluded from Chapter 34
• Provide the surface tension test results to confirm surfactant activity
• Consider whether the product is for laboratory use, which might affect classification under other headings