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Fine Ground Nepheline Syenite 10 Micron from Mexico

10 micron D50 nepheline syenite for high-end coatings and adhesives. Ultra-fine grind but retains natural mineral status under HTS 2529.30.0010.

Duty Rate — Mexico → United States

10%

Rate breakdown

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

Import Tips

Laser diffraction PSD reports mandatory for fine grades

Sphericity measurements prevent 'mica-like' misclassification

Anti-caking declarations avoid agglomerated mica confusion