NitrogenBoost Ammonium Nitrate Gypsum Mix from United States
NitrogenBoost Ammonium Nitrate Gypsum Mix blends ammonium nitrate with gypsum (calcium sulfate) to deliver nitrogen and improve soil structure. Gypsum is an inorganic non-fertilizing substance, so this product falls under tariff item 3102.40.00 as per Chapter 31 Note 2(c).
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the gypsum is not combined with any fertilizing substances that would alter classification
• Verify the product is not in a form or package described in heading 31.05
• Prepare a detailed product description for CBSA, including gypsum purity