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Benzoic Acid Sodium Salt Dihydrate

Sodium benzoate dihydrate (NaC7H5O2·2H2O), the hydrated form of benzoic acid sodium salt, remains classified under HTS 2916.31.11.90 per chapter note allowing water dissolution.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China6.5%+37.5%44%
🇲🇽Mexico6.5%+10.0%16.5%
🇨🇦Canada6.5%+10.0%16.5%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

2916.31.20.00Same rate: 44%

If anhydrous sodium benzoate specifically declared

Anhydrous form has dedicated statistical breakout.

3824.99Lower: 17.5% vs 44%

If aqueous solution rather than crystalline

Solutions exceeding transport criteria classified as preparations.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Declare water content (31.7% theoretical) affecting net chemical weight calculation

• Use UN 1759 proper shipping name for transport documentation

• Dihydrate form affects solubility declarations for food use