3912.31.00.90/High-Purity CMC for Cosmetics/Mexico

High-Purity CMC for Cosmetics from Mexico

High-purity carboxymethylcellulose sodium for cosmetic creams and lotions as a rheology modifier. HTS 3912.31.00.90 covers this as other CMC salts in primary form, with >95% polymer content. Used in personal care formulations.

Duty Rate — Mexico → United States

6.4%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

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Import Tips

• Cosmetic ingredient safety assessments (e.g

• CIR) support classification docs

• Package in non-retail bulk to evade 3924 household articles exclusion

• Microbial testing prevents FDA holds at entry