Reactive Alumina Powder A100 Grade from Japan
Reactive alumina A100 grade powder with high surface area for catalyst carriers and advanced ceramics. This ground, pulverized artificial corundum fits HTS 2818.10.20.90 as chemically defined aluminum oxide. Optimized for chemical reactivity in high-tech applications.
Duty Rate — Japan → United States
1.3%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Declare BET surface area values; high-reactivity grades must prove purity >99.5% Al2O3
• Static electricity precautions required for fine powders; use anti-static packaging
• Avoid classification as fertilizer additives (Chapter 31) by excluding calcium compounds