Beryllium Oxide Powder from Mexico
High-purity beryllium oxide (BeO) powder used in ceramics and electronics for its excellent thermal conductivity and electrical insulation properties. Classified under HTS 2825.90.1000 as beryllium oxide, a chemically defined inorganic metal oxide per Chapter 28 notes. It meets the criteria for inorganic bases and metal oxides not excluded by chapter notes.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain EPA TSCA certification due to beryllium toxicity regulations; ensure purity documentation to confirm chemical definition under Chapter 28; avoid misclassification as ceramic powder (6903) by verifying it's unprocessed oxide