Sodium Dodecyl Sulfate (SDS) Flakes

Sodium dodecyl sulfate, synonymous with SLS, is a salt of sulfated dodecanol used in laboratory detergents and personal care foaming agents. Classified under HTS 3402.39.90.10 for its anionic properties and compliance with organic surface-active agent definitions. Flakes are preferred for easier dissolution in formulations.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+35.0%38.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2920.90Lower: 13.7% vs 38.7%

If imported as chemically defined esters without sulfation completion

Unsulfated alcohol ethoxylates or esters classify under Chapter 29 organic chemicals, not surface-active agents.

3402Same rate: 38.7%

If in solid form put up for retail sale

Anionic agents in solid retail packaging shift to 3402.11, while bulk remains in 3402.39.

3403.91Lower: 16.5% vs 38.7%

If for industrial lubricating preparations containing this surfactant

Lubricating preparations with organic surface-active agents classify in 3403, based on end use.

Not sure which classification is right?

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Import Tips & Compliance

Include lab test results proving surface tension reduction to confirm 3402 classification over general chemicals

Label with exact chain length (C12) and sulfate content to distinguish from other alcohol sulfates