Aluminum Fluoride (AlF3) from Mexico
Aluminum fluoride is a white crystalline powder used primarily as a flux in aluminum smelting to lower the melting point of alumina. It falls under HTS 2826.12.00.00 as a fluoride of aluminum, a simple inorganic compound of a metal base. This chemically defined compound meets Chapter 28 criteria for classification here.
Duty Rate — Mexico → United States
0%
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
Import Tips
• Verify purity and chemical composition via lab analysis to confirm classification as chemically defined under Chapter 28 notes
• Include Material Safety Data Sheets (MSDS) and ensure UN-approved packaging for corrosive inorganic fluorides
• Avoid misclassification as organo-inorganic compounds, which fall outside Chapter 28 per note exclusions