Cuprous Cyanide Powder from China
Cuprous cyanide (CuCN) is a white to cream powder used primarily in copper electroplating baths and as a catalyst in organic synthesis. It is a simple cyanide of an inorganic base, copper(I), and is chemically defined per Chapter 28 Note 1. It is not a complex cyanide, so it falls under tariff item 2837.19.00 for other cyanides.
Duty Rate — China → Canada
0%
Import Tips
• Cuprous cyanide is a hazardous material; ensure proper labeling and packaging per WHMIS requirements
• Verify the oxidation state (copper I vs copper II) as this affects classification
• Check if a permit is needed for importing cyanide compounds under Canadian regulations