Ammonium Polyvanadate Process Mixture from Canada
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 — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Process flow documentation essential; ammonia emission controls for handling
• Verify against 2835 for pure ammonium vanadates
• Bulk container certification needed