Lithium Niobate Crystals
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If fabricated into optical elements
Chapter note (h) excludes worked optical elements of such salts.
If doped for electronics beyond raw form
Doped semiconductor forms classify as preparations in 3818/3824.
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Import Tips & Compliance
• 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
Related Products under HTS 2841.90.50.00
Sodium Molybdate Dihydrate
Sodium molybdate dihydrate (Na2MoO4·2H2O) is the sodium salt of molybdic acid, an oxometallic acid, used primarily as a micronutrient in fertilizers and in chemical synthesis. It falls under HTS 2841.90.50.00 as a salt of an oxometallic acid not elsewhere specified in heading 2841. This chemically defined inorganic compound meets Chapter 28 criteria for classification here.
Ammonium Metatungstate
Ammonium metatungstate ((NH4)6H2W12O40) is an ammonium salt of a peroxometallic tungstic acid complex, widely used in catalysts and tungsten metal production. Classified under HTS 2841.90.50.00 as 'other' salts of oxo- or peroxometallic acids. It qualifies as chemically defined per Chapter 28/29 notes.
Sodium Vanadate
Sodium vanadate (Na3VO4) is the sodium salt of vanadic acid, an oxometallic acid, applied in oxidation catalysts and wood preservatives. It is classified in HTS 2841.90.50.00 as other salts of oxometallic acids. This inorganic compound is chemically defined under Chapter 28 provisions.
Potassium Tellurate
Potassium tellurate (K2TeO4) serves as the potassium salt of telluric acid, used in specialty glass and electronics. Falls under HTS 2841.90.50.00 for other oxometallic salts. Chemically defined per Note 1 to Chapter 28.
Cesium Peroxotantalate
Cesium peroxotantalate is a rare peroxometallic salt used in advanced catalysts and superconductors research. It fits HTS 2841.90.50.00 as 'other' salts per heading scope. Meets inorganic compound criteria of Chapter 28.
Zirconium Molybdate
Zirconium molybdate (Zr(MoO4)2) is a mixed oxometallic salt for ceramic pigments and nuclear applications. Under HTS 2841.90.50.00 as other salts. Chemically defined complex per notes.