Natural Ulexite Borate Ore from China
Natural ulexite borate ore is a hydrated sodium calcium borate mineral mined as sodium borate ore, commonly used in fertilizers and fiberglass production. It is classified under tariff item 2528.00.00 as a natural borate not from brine, with H3BO3 content under 85%.
Duty Rate — China → Canada
0%
Import Tips
• Verify the ore is not separated from natural brine
• Declare the H3BO3 content on dry weight
• Keep mining or supplier documentation to prove natural origin