Copper Sulfate Pentahydrate from United States
Copper sulfate pentahydrate, also known as bluestone, is a chemically defined salt used as a fungicide, algaecide, and in electroplating. High-purity grades not covered by specific copper provisions are classified under tariff item 2833.29.00 as 'other sulphates'.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product is not classified under a more specific copper sulfate tariff item
• If used as a pesticide, ensure compliance with the Pest Control Products Act and obtain a registration number
• Provide a Certificate of Analysis to show purity and hydration state to CBSA