Diammonium Tungstate Solution Concentrate from China
Concentrated aqueous solution of diammonium tungstate used in wire drawing lubricants. Though in solution, the active ingredient is ammonium tungstate salt, and solutions of tungstates remain classified under this tariff item per Chapter 28 note 1(b).
Duty Rate — China → Canada
PGA flags (1)Show detailsHide detailsHCActive Pharmaceutical IngredientsMay be required
- 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 2841. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
CBSA Single Window matching criteria, unknown
Import Tips
• Declare the concentration of the solution and the net weight of the tungstate content for accurate duty calculation
• Ensure the solution is properly labelled with its chemical composition and safety data sheet
• If the solution is classified as dangerous goods for transport, comply with TDG regulations