CropGuard Ammonium Nitrate Clay Fertilizer Blend from Mexico
CropGuard mixes ammonium nitrate with inert clay (kaolin or bentonite) to control nutrient release in slow-release applications. Falls under HTS 3102.40.00.00 per note 2(c) as clay is an inorganic nonfertilizing substance. Used in erosion-prone areas.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Confirm clay is non-nutrient via soil test data; use bulk shipping to avoid 3105 reclass; monitor for dust control compliance