Bismuth Telluride Powder from United States
Bismuth telluride powder is a thermoelectric material used in Peltier coolers and power generators, imported as a fine powder for further processing. As a telluride of an inorganic base, it is a chemically defined salt classified under tariff item 2842.90.00.
Duty Rate — United States → Canada
0%
Import Tips
• Specify the stoichiometry (e.g
• Bi2Te3) and purity to the CBSA for classification
• If the powder is doped with other elements, verify it is not a product of Chapter 38
• Keep the SDS accessible, as tellurides may be toxic