Priceite Calcium Borate Mineral from China
Priceite calcium borate mineral (Ca4Mg2B10O23) occurs naturally and is concentrated for specialty glass and flux applications. It qualifies for tariff item 2528.00.00 as other natural borates not from brine, maintaining H3BO3 under 85%.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is not mixed or processed beyond concentration
• Confirm the H3BO3 content is below 85% on dry weight
• Provide a certificate of analysis for boron content