Diammonium Potassium Persulfate from United States
A double salt combining potassium persulfate with ammonium, used in etching and polymerization applications. It is a peroxosulfate, falling under tariff item 2833.40.00 as a peroxosulfate (persulfate).
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product is a peroxosulfate double salt
• Classify as 2833.40.00
• Provide detailed chemical composition to customs