Plumbous Carbonate Crystals from United States
Large crystal plumbous carbonate (PbCO3) grown for X-ray diffraction standards and research. This pure inorganic lead carbonate meets Chapter 28 definitions and falls under tariff item 2836.99.00.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the crystals are not optical elements, which would fall under Chapter 90
• Provide documentation on the research use to the CBSA
• Check if an import permit is needed for research chemicals