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2815.12.00.00/Alumina Refining Soda Lye 48%/Mexico

Alumina Refining Soda Lye 48% from Mexico

48% high-strength aqueous sodium hydroxide for Bayer process in alumina extraction from bauxite ore. Classified HTS 2815.12.00.00 as liquid caustic soda, chemically defined per Note 1 Chapter 28. Critical for digesting aluminum oxides in mining operations.

Duty Rate — Mexico → United States

10%

Rate breakdown

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

• Bulk railcar imports require AAR certification for caustic service

• Test for iron content (<1 ppm) critical for alumina process; document accordingly

Alumina Refining Soda Lye 48% from Mexico — Import Duty Rate | HTS 2815.12.00.00