Chapter 31
Fertilisers
Section VI: Products of the chemical or allied industries · 24 six-digit HS codes
All HS codes in Chapter 31
310100Animal or vegetable fertilizers, whether or not mixed together or chemically treated; fertilizers produced by the mixing or chemical treatment of animal or vegetable products310210Urea, whether or not in aqueous solution310221Ammonium sulfate310229Other310230Ammonium nitrate, whether or not in aqueous solution310240Mixtures of ammonium nitrate with calcium carbonate or other inorganic nonfertilizing substances310250Sodium nitrate310260Double salts and mixtures of calcium nitrate and ammonium nitrate310280Mixtures of urea and ammonium nitrate in aqueous or ammoniacal solution310290Other, including mixtures not specified in the foregoing subheadings310311Containing by weight 35 percent or more of diphosphorous pentaoxide (P2O5)310319Other310390Other310420Potassium chloride310430Potassium sulfate310490Other310510Products of this chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg310520Mineral or chemical fertilizers containing the three fertilizing elements nitrogen, phosphorus and potassium310530Diammonium hydrogenorthophosphate (Diammonium phosphate)310540Ammonium dihydrogenorthophosphate (Monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (Diammonium phosphate)310551Containing nitrates and phosphates310559Other310560Mineral or chemical fertilizers containing the two fertilizing elements phosphorus and potassium310590Other