Cupric Oxide Catalyst Precursor from United States
High-surface-area cupric oxide powder serving as precursor for copper-based catalysts in chemical reactions. This chemically defined copper oxide is classified under tariff item 2825.50.00 as it is a pure metal oxide, not a spent catalyst or formulated catalyst product.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product is not mixed with support materials or promoters, which would change classification
• Keep documentation showing it is a precursor, not an activated catalyst
• Check if the Canadian Environmental Protection Act applies to the substance