Ammonium Metavanadate NH4VO3 from Japan
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.
Duty Rate — Japan → United States
5.5%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Distinguish from 2835 ammonium vanadates via metavanadate polymer structure; requires DOT hazardous classification; provide decomposition temperature data