Divanadium Tetraoxide VO2 from Japan
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.
Duty Rate — Japan → United States
5.5%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• 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