High-Purity Alumina for LEDs from China
Ultra-fine 99.99% pure aluminum oxide powder for LED substrate manufacturing and electronics ceramics. Falls under HTS 2818.20.00.00 as chemically defined Al2O3 other than artificial corundum.
Duty Rate — China → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Submit trace element analysis (<10 ppm impurities) to justify high-purity classification
• Declare intended electronics end-use but classify based on chemical form, not application
• Watch for doping; if silicon-doped for semiconductors, may shift to heading 3818