Calcined Alumina A100 Grade Powder from China
Calcined alumina A100 grade, super fine powder for LED phosphors and ceramics, pulverized and refined. Artificial corundum, aluminum oxide chemically defined, under HTS 2818.10.20. Low soda content <0.3%.
Duty Rate — China → United States
8.8%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
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
• Loss on ignition (LOI) tests confirm calcination and refinement
• ITAR-free certification if for defense-related ceramics
• Use silica-gel desiccants in packaging for moisture control