Colloidal Gold Solution from Germany
A stable suspension of gold nanoparticles in water or another solvent, used in diagnostics and nanotechnology. The product consists of gold in colloidal form, meeting the definition of colloidal precious metals under this tariff item.
Duty Rate — Germany → Canada
0%
Import Tips
• Document the concentration and particle size of the gold colloid to support classification
• Ensure the solvent is water or a simple carrier without functional additives
• Be aware that if the solution is for human consumption, it may face additional health product regulations