Calcium Hydrogenorthophosphate Fertilizer from United States
Calcium hydrogenorthophosphate (dicalcium phosphate) fertilizer containing at least 0.2% fluorine by weight on a dry anhydrous basis. This product is specifically listed in Chapter 31 Note 3(a)(iv) as a phosphatic fertilizer under heading 31.03.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the fluorine content meets the 0.2% threshold with lab analysis, as lower-fluorine product may classify elsewhere
• Ensure the product is not put up in retail packages per heading 31.05
• Provide CBSA with the fluorine test certificate to support classification