Vanadium Pentoxide Sulfate
Vanadium pentoxide sulfate (V2O5·SO3) is a chemically defined inorganic compound used in catalysts for oxidation reactions and in the production of vanadium metal. It falls under HTS 2833.29.30.00 as a sulfate of vanadium, specifically classified among other vanadium sulfates due to its sulfate group and vanadium content.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If supplied as vanadates rather than sulfates
Vanadates are antimony oxides or vanadates classified under heading 2825, not sulfates.
If for vanadium metal salts used as luminophores
Salts of metals used as luminophores fall under 2841 per Chapter Note exclusions, shifting from sulfates.
If impure or in mixtures exceeding chemical definition thresholds
Complex mixtures or non-chemically defined preparations go to 3824, not pure inorganic compounds of Chapter 28.
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Import Tips & Compliance
• Verify chemical purity and composition via lab analysis to confirm classification as a vanadium sulfate under Chapter 28
• Include Safety Data Sheets (SDS) and Certificates of Analysis in documentation to avoid misclassification as mixtures
• Check for REACH or TSCA compliance if destined for EU or US markets, as vanadium compounds may require notifications
Related Products under HTS 2833.29.30.00
Ammonium Metavanadate Sulfate
A double salt combining ammonium metavanadate with sulfuric acid derivatives, used in vanadium pigment manufacturing and steel alloying. Classified under HTS 2833.29.30.00 as a vanadium sulfate per notes on double salts in heading 2842 applying only to specific cases, but sulfates remain in 2833.
Ferric Vanadium Sulfate
A mixed ferric-vanadium sulfate used in water treatment as a coagulant and in vanadium battery electrolytes. Classified in HTS 2833.29.30.00 for its primary vanadium sulfate composition, provided it meets chemical definition standards.
Vanadium(IV) Sulfate Hydrate
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.
Vanadyl Sulfate Powder
Vanadyl sulfate (VOSO4) is a blue crystalline powder used as a catalyst in organic synthesis and in nutritional supplements for vanadium content. It is classified under HTS 2833.29.30.00 as 'other sulfates of vanadium', meeting the chemically defined criteria of Chapter 28.
Sodium Vanadyl Sulfate
Sodium vanadyl sulfate is an inorganic salt employed in corrosion inhibitors for steel and in analytical chemistry reagents. It qualifies for HTS 2833.29.30.00 as a chemically defined sulfate of vanadium, distinct from excluded organo-inorganic compounds.