Ammonium Metavanadate Sulfate from Germany
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.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label as 'chemically defined' with exact formula to distinguish from organo-inorganic compounds excluded by Chapter Note 2
• Provide end-use declarations if for industrial catalysts to prevent scrutiny under environmental regulations
• Ensure packaging prevents moisture absorption, as it can alter chemical structure and affect classification