Calcined Diatomite Granules from United States
Calcined diatomite granules, a siliceous fossil meal processed by heat treatment, used in cat litter and soil amendments. The product retains an apparent specific gravity of 1 or less, meeting the tariff item's requirement for calcined siliceous earths.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product's apparent specific gravity is 1 or less and provide a certificate of analysis to CBSA if requested
• Verify that any anti-dusting agents added do not make the product suitable for a specific use beyond general use
• Classify as a siliceous fossil meal, not as a prepared cat litter additive