NitrogenBoost Ammonium Nitrate Gypsum Mix from Mexico
NitrogenBoost is an agricultural fertilizer blending ammonium nitrate with gypsum (calcium sulfate) to deliver nitrogen while improving soil structure. Classified under HTS 3102.40.00.00 as a mixture of ammonium nitrate with inorganic nonfertilizing substances like gypsum, as defined in note 2(c). Ideal for sulfur-deficient soils.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Test gypsum purity to confirm nonfertilizing status; provide lab analysis certificates for customs; avoid moisture-proofing that mimics heading 3105 packaging