Sodium Peroxotungstate from Mexico
Sodium peroxotungstate acts as a catalyst in oxidation reactions. Classified as an other peroxoacid salt in 2842.90.90.
Duty Rate — Mexico → United States
13.3%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Tungsten content declaration for Section 232 if applicable
• pH stability info in COA
• Light-sensitive; amber packaging