Co3O4 Catalyst Precursor for Chemical Synthesis from China
Calcined cobalt tetroxide used as a precursor for supported cobalt catalysts in Fischer-Tropsch synthesis is a chemically defined Co3O4. It falls under the tariff item as a cobalt oxide, meeting Chapter 28's criteria. The chapter notes do not exclude it, and it is not covered by other headings.
Duty Rate — China → Canada
0%
Import Tips
• Document the purity and calcination process to support classification as a chemically defined cobalt oxide
• If the product is for catalyst use, declare the end use to the CBSA
• Keep technical datasheets and certificates of analysis available