Technical Grade Calcium Tungstate from Japan
Technical grade calcium tungstate granules used as a flux in welding electrodes and metallurgy to stabilize tungsten content. It qualifies as a salt of tungstic acid of calcium under this tariff item, despite its industrial-grade purity.
Duty Rate — Japan → Canada
0%
Import Tips
• Specify the granule size and purity on the commercial invoice for accurate classification
• If the product is used in welding electrodes, note the end-use on the customs declaration
• Verify whether the product is subject to any Canadian workplace safety regulations for the stated application