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| 2412 | Ammonia, anhydrous or aqueous, manufacturing | |
| 2412 | Ammonium chloride, manufacturing | |
| 2412 | Ammonium compounds, not specified elsewhere by process, manufacturing | |
| 2412 | Ammonium hydroxide, manufacturing | |
| 2412 | Ammonium molybdate, manufacturing | |
| 2412 | Ammonium nitrate, manufacturing | |
| 2412 | Ammonium phosphates, manufacturing | |
| 2412 | Ammonium sulfate, manufacturing | |
| 2412 | Anhydrous ammonia, manufacturing | |
| 2412 | Compost, manufacturing | |
| 2412 | Defluorinated phosphates, manufacturing | |
| 2412 | Diammonium phosphates, manufacturing | |
| 2412 | Fertilizer materials, nitrogenous and phosphatic, manufacturing | |
| 2412 | Fertilizers, mixed, made in plants not manufacturing fertilizer materials | |
| 2412 | Fertilizers, mixed, made in plants producing nitrogenous fertilizer materials | |
| 2412 | Fertilizers, mixed, made in plants producing nitrogenous or phosphatic fertilizer materials | |
| 2412 | Fertilizers, mixed, made in plants producing phosphatic fertilizer materials | |
| 2412 | Fertilizers, natural organic (except compost), manufacturing | |
| 2412 | Fertilizers, of animal waste origin, manufacturing | |
| 2412 | Fertilizers, of sewage origin, manufacturing | |
| 2412 | Mixing manure, sand, compost | |
| 2412 | Mixing purchased fertilizer materials | |
| 2412 | Nitric acid, manufacturing | |
| 2412 | Nitrogenous fertilizer materials, manufacturing | |
| 2412 | Nitrogenous fertilizers, made by mixing purchased materials | |
| 2412 | N-P-K fertilizers, made from purchased materials | |
| 2412 | Phosphatic fertilizer materials, manufacturing | |
| 2412 | Phosphatic fertilizers, made by mixing purchased materials | |
| 2412 | Plant foods, mixed, made in plants producing nitrogenous fertilizer materials | |
| 2412 | Plant foods, mixed, made in plants producing phosphatic fertilizer materials | |
| 2412 | Potassic fertilizers, made by mixing purchased materials | |
| 2412 | Potassium chloride, manufacturing | |
| 2412 | Potassium nitrate, manufacturing | |
| 2412 | Potassium salts, manufacturing | |
| 2412 | Potassium sulphate, manufacturing | |
| 2412 | Potting soil, manufacturing | |
| 2412 | Superphosphates, manufacturing | |
| 2412 | Urea (except fertilizer), manufacturing | |
| 2412 | Urea, fertilizer grade, manufacturing | |
| 2412 | Urea, manufacturing | |