Osmium Sponge (Unwrought) from China
Osmium Sponge (Unwrought) is a porous osmium sponge produced by chemical reduction, considered unwrought as it requires further consolidation. It is not in powder form. This product falls under tariff item 7110.41.00 as unwrought osmium.
Duty Rate — China → Canada
0%
Import Tips
• Confirm the sponge does not meet the powder definition
• Document the chemical reduction process to support unwrought classification
• Provide purity and weight details for customs