Copper Sulfate Pentahydrate Fungicide Crystals from China
Copper Sulfate Pentahydrate Fungicide Crystals are blue crystalline copper sulfate in 1 kg retail bags, used for aquarium algae control and fungal treatment on aquatic plants. The product is a fungicide preparation put up for retail sale to hobbyists, and the copper sulfate is not a separate chemically defined compound excluded by Chapter 38 Note 1. It is classified under tariff item 3808.92.20 because the package gross weight exceeds 1.36 kg.
Duty Rate — China → Canada
0%
Import Tips
• Verify that the gross weight of the retail bag exceeds 1.36 kg; if not, the product falls under 3808.92.10
• Include the product's PMRA registration number if it is sold as a fungicide in Canada
• Declare the copper sulfate pentahydrate content and its intended use on the customs documentation