Battery-Grade Cobalt Tetroxide from China
Battery-grade cobalt tetroxide (Co3O4) is a high-purity, chemically defined cobalt oxide used as a precursor in lithium-cobalt-oxide cathodes for electric vehicle batteries. It meets Chapter 28's criteria for separate chemically defined compounds and is not excluded by the chapter's legal notes. This tariff item covers cobalt oxides and hydroxides, including commercial grades.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is accompanied by a certificate of analysis confirming purity and chemical identity to support classification under 2822.00.00
• Declare the end use (e.g
• battery cathode production) to the CBSA if asked, as this may affect verification
• Keep commercial invoices and packing lists detailed to avoid delays