Synthetic Scheelite Calcium Tungstate from Japan
Synthetic scheelite, the mineral form of calcium tungstate (CaWO4), produced for phosphor manufacturing and gemstone simulation. Classified as a chemically defined calcium tungstate under this tariff item, distinguished from natural scheelite which falls under Chapter 71.
Duty Rate — Japan → Canada
0%
Import Tips
• Clearly label the product as 'synthetic' to distinguish it from natural gemstones, which are classified under Chapter 71
• If the product is cut or polished for gemstone use, it may be classified as a precious stone
• Provide documentation of the manufacturing process to confirm it is a synthetic product