Sodium Peroxotungstate from United States
Sodium peroxotungstate is a peroxoacid salt used as a catalyst in oxidation reactions for chemical synthesis. It is classified under tariff item 2842.90.00 as an other salt of an inorganic peroxoacid, consistent with Chapter 28 coverage of peroxoacids of inorganic bases.
Duty Rate — United States → Canada
PGA flags (2)Show detailsHide detailsCFIAAll ProgramsRequiredHCActive Pharmaceutical IngredientsMay be required
- CFIA
All Programs · Required
CANADIAN FOOD INSPECTION AGENCY: CFIA All Programs requires review / declaration data. CBSA's Single Window matching criteria match this classification number (Within Range 2842100000–2842900000).
- HC
Active Pharmaceutical Ingredients · May be required
May require HC Active Pharmaceutical Ingredients depending on intended use (HC13) and Canadian product category (HC01). Matching criteria: Starts With 2842. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
CBSA Single Window matching criteria, unknown
Import Tips
• Provide a detailed technical datasheet to the CBSA to confirm the peroxoacid salt composition
• If the product is a catalyst supported on a substrate, consider whether it is a preparation of Chapter 38
• Ensure proper hazardous goods documentation if the peroxo compound is oxidising