From Chapter 31: Chapter 31
| HTS Code | Description | General Duty |
|---|---|---|
| 3104200000 | Mineral or chemical fertilizers, potassic Potassium chloride | Free |
| 3104200010 | Potassium chloride Containing not more than 62 percent by weight of potassium oxide (K2O) | Free |
| 3104200050 | Potassium chloride Containing more than 62 percent by weight of potassium oxide (K2O) | Free |
| 3104300000 | Mineral or chemical fertilizers, potassic Potassium sulfate | Free |
| 3104900100 | Mineral or chemical fertilizers, potassic Other | Free |