SoilBalans Ammonium Nitrate Chalk Fertilizer
SoilBalans combines ammonium nitrate with ground chalk (calcium carbonate) to supply nitrogen and neutralize acidic soils. It qualifies for HTS 3102.40.00.00 under note 2(c) as ammonium nitrate mixed with nonfertilizing inorganic chalk. Commonly used in crop production on acidic farmlands.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If primarily urea-based rather than ammonium nitrate
Urea fertilizers, whether pure or mixed minimally, classify under heading 3102.10 per note 2(a)(viii).
If packaged for retail sale in small consumer units
Chapter notes exclude retail-packaged mixtures from heading 3102, directing to 3105.20 for mineral/chemical fertilizers.
If chemically pure calcium carbonate without fertilizer labeling
Separate inorganic compounds like pure calcium carbonate fall outside Chapter 31 per note 1(b).
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Document chalk as nonfertilizing with mineral composition reports; comply with USDA APHIS for soil amendments; watch for misdeclaration as pure ammonium nitrate
Related Products under HTS 3102.40.00.00
Ammonium Nitrate Calcium Carbonate Fertilizer Blend
This fertilizer is a mixture of ammonium nitrate with calcium carbonate, providing nitrogen for plant growth and calcium for soil pH adjustment. It falls under HTS 3102.40.00.00 as it consists of ammonium nitrate mixed with inorganic nonfertilizing calcium carbonate, per Chapter 31 note 2(c). Not suitable for blasting due to dilution with non-explosive substances.
NitrogenBoost Ammonium Nitrate Gypsum Mix
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.
AgriNitro Dolomitic Lime Ammonium Nitrate Blend
This blend mixes ammonium nitrate with dolomitic lime (calcium/magnesium carbonate) for dual nitrogen and micronutrient supply. HTS 3102.40.00.00 applies per note 2(c) for mixtures with inorganic nonfertilizing carbonates. Prevents magnesium deficiencies in field crops.
FieldPrime Ammonium Nitrate Magnesite Mix
FieldPrime fertilizer incorporates ammonium nitrate with magnesite (magnesium carbonate) to boost nitrogen and magnesium levels. Classified in HTS 3102.40.00.00 as it matches note 2(c)'s description of ammonium nitrate with inorganic nonfertilizing substances. Suited for vegetable production.
CropGuard Ammonium Nitrate Clay Fertilizer Blend
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.
GreenYield Ammonium Nitrate Limestone Powder Mix
GreenYield provides ammonium nitrate combined with finely ground limestone for acid soil correction and nitrogen fertilization. HTS 3102.40.00.00 classification per note 2(c) for mixtures with calcium carbonate-based substances. Popular for pasture improvement.