Food-Grade Potassium Alum from United States
Food-grade potassium alum is a high-purity double sulfate of potassium and aluminum, classified as an alum under heading 28.33. It is used as a pickling agent and in water clarification for food processing. Its compliance with food-grade standards does not affect its tariff classification.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product meets Canadian Food Inspection Agency (CFIA) requirements for food additives
• Clearly mark the product as food-grade on the commercial invoice
• Be prepared to provide a certificate of analysis to confirm purity