Ammonium Persulfate Copper Pickling Powder from United States
Crystalline ammonium persulfate used to pickle copper strip before plating, acting as an inorganic oxidizer to remove tarnish without acid attack. This product is a pickling preparation for metal surfaces, classified under tariff item 3810.90.00 as 'Other' preparations.
Duty Rate — United States → Canada
0%
Import Tips
• Declare this powder as a pickling preparation for metal surfaces under 3810.90.00
• Ensure the ammonium persulfate content is accurately reported
• Check if the product requires a Canadian import permit due to its oxidizing properties