High-Purity Lithium Oxide from Canada
High-purity lithium oxide (Li₂O >99.9%) used in specialty glass for optical fibers and as a dopant in ferroelectric ceramics. Classified under HTS 2825.20.00.00 as chemically pure lithium oxide for advanced materials applications.
Duty Rate — Canada → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• ICP-MS analysis required to verify electronic-grade purity levels
• Inert atmosphere packaging mandatory to prevent CO₂ absorption
• Distinguish from phosphor-doped oxide under 3206 luminophores exclusion