Vanadium(IV) Sulfate Hydrate from Canada
Vanadium(IV) sulfate pentahydrate (V(SO4)2·5H2O) serves as a reagent in chemical labs and vanadium redox flow batteries. It is a pure vanadium sulfate under HTS 2833.29.30.00, chemically defined per Chapter 28 notes.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include hydrate water content in analysis to confirm inorganic status
• For battery use, note end-use to differentiate from consumer goods