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Sodium Stearate from Mexico

Sodium stearate is the sodium salt of stearic acid, a saturated C18 monocarboxylic acid, used primarily as a stabilizer and emulsifier in cosmetics and soaps. It falls under HTS 2915.70.01 as a salt of stearic acid per chapter notes classifying inorganic salts of organic acid-function compounds with the parent acid. Commonly found in bar soaps and personal care formulations.

Duty Rate — Mexico → United States

15%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Verify purity certificate showing stearic acid content >90% to confirm classification under 2915.70.01 vs mixtures in Chapter 38

Include CAS number 822-16-2 on commercial invoice and SDS for chemical identification during CBP review

Avoid common pitfall of mislabeling as 'soap' which shifts to Chapter 34; specify as 'industrial chemical salt'