Ammonium Polyvanadate Process Mixture from Japan
Intermediate chemical mixture of ammonium polyvanadate with sodium carbonate and silica for vanadium extraction processes. Falls under HTS 3824.99.36.00 as vanadium inorganic compound mixture. Used in hydrometallurgical vanadium recovery.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Process flow documentation essential; ammonia emission controls for handling
• Verify against 2835 for pure ammonium vanadates
• Bulk container certification needed