Divanadium Tetraoxide VO2
Divanadium tetraoxide, commonly VO2, is a blue-black powder that undergoes metal-insulator transition, used in smart windows and sensors. It is a chemically defined vanadium oxide under HTS 2825.30.00. This thermochromic material changes optical properties with temperature.
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• Provide phase purity certification (monoclinic vs rutile) for classification; use anti-static packaging to prevent nanoparticle agglomeration; comply with nanotechnology import reporting if particle size <100nm
Related Products under HTS 2825.30.00
Vanadium Pentoxide V2O5
Vanadium pentoxide (V2O5) is a yellow to red crystalline powder used primarily as a catalyst in sulfuric acid production and in the ceramics industry for coloring glass and glazes. It falls under HTS 2825.30.00 as a chemically defined vanadium oxide. This compound is essential in oxidation processes due to its variable oxidation states.
Vanadium Trioxide V2O3
Vanadium trioxide (V2O3) is a black crystalline powder utilized in the production of vanadium metal and as a reagent in chemical synthesis. Classified under HTS 2825.30.00 for its chemically defined inorganic nature as a vanadium oxide. It exhibits unique magnetic properties at low temperatures.
Vanadyl Sulfate VOSO4
Vanadyl sulfate (VOSO4) is a blue crystalline compound used in analytical chemistry as a reducing agent and in vanadium redox flow batteries. Though a salt, it contains vanadium oxide hydrate equivalents and is imported under HTS 2825.30.00 for hydroxides. It provides vanadium in +4 oxidation state solutions.
Vanadium Oxyhydroxide VOO H
Vanadium oxyhydroxide (VOOH) is used in battery cathodes and as a precursor for other vanadium compounds in pigment production. It qualifies under HTS 2825.30.00 as a vanadium hydroxide. The compound's layered structure aids in ion intercalation.
Vanadium Dioxide Nanoparticles
Vanadium dioxide nanoparticles are engineered for optical switching applications in photonics and camouflage materials. As pure V O2 in unworked powder form, they classify under HTS 2825.30.00 per Chapter 28 notes on chemically defined oxides. Size control enables phase transition at lower temperatures.
Ammonium Metavanadate NH4VO3
Ammonium metavanadate (NH4VO3) serves as an intermediate in vanadium processing and in ink production. While containing ammonium, its primary vanadium oxide nature places it under HTS 2825.30.00 when imported as hydroxide equivalent. It decomposes to V2O5 upon heating.