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Natural Potassium Nitrate Agricultural Grade (Powder\Granular)
Application: Potassium Nitrate Agricultural Grade is a soluble high efficient NK fertilizer, widely used for cash crops such as tobacco, tea, cotton, fruits, vegetables and flowers with the characteristics of high efficiency, no public hazard, no remains and good improvement of the soil. It is also the raw materials for dripping irrigation fertilizers and foliage dressing fertilizers.
Standard: GB/T20784－2006
| Description | Unit | Superior | First class | Acceptable class |
| K2O | % ≥ | 46.0 | 44.5 | 44.0 |
| Nitrate N | % ≤ | 13.5 | ||
| Chlorine | % ≤ | 0.2 | 1.2 | 1.5 |
| Free water | % ≤ | 0.5 | 1.2 | 2.0 |
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