Aluminum Oxide Polishing Powder from China
Colloidal-grade aluminum oxide powder for precision optical lens polishing. Chemically defined under HTS 2818.20.00.00, separate from artificial corundum abrasives.
Duty Rate — China → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide particle size distribution (0.1-3 microns) to distinguish from coarse abrasives
• Declare non-abrasive end-use to prevent Chapter 68 reclassification
• Ensure >98% purity documentation for chemical compound status