Lithium Niobate Crystals from China
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 — China → United States
38.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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