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2815.12.00.00/Alumina Refining Soda Lye 48%/Japan

Alumina Refining Soda Lye 48% from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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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