Iridium Sponge from United States
Iridium sponge, a porous semi-manufactured form produced by reducing iridium compounds, used in high-temperature alloys and spark plugs. Since it is not powder per the sieve test and is semi-manufactured, it falls under this tariff item.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the sponge does not meet the powder definition (90% passing a 0.5mm sieve)
• Provide a sieve analysis report to support classification
• Declare the product as semi-manufactured iridium, not unwrought