Lithium Niobate Crystals from Canada
Lithium niobate (LiNbO3) is a salt of niobic acid, used in optical waveguides and telecom devices as unworked crystals. Classified under HTS 2841.90.50.00 as other peroxometallic salts in raw form. Excluded from optical elements per chapter notes if unworked.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify 'unworked' status in invoice; cut wafers go to 3818 per chapter note
• Provide crystal growth method docs to confirm chemical definition
• Anti-dumping scrutiny for Asian origins; use precise HTS