Potassium Nitrate Fertilizer Grade
National Standard: GB/T 20784-2018
Appearance: Granular, Powder
Packing: Plastic woven bag inner with plastic bag, 25kg/50kg/1000kg in net,
27MT in each 20ft container without pallets.
Application:
It is mainly applied in agricultural area, also it used to make compound fertilizer, foliar
fertilizer, especially used for mango, fruit tree, rubber and so on.
| Inspecition Items | Unit | Fine Grade | Product Grade | First Grade | Qualified Grade |
| Total Nutrient | %>= | 59.5 | 59 | 58 | 47 |
| K2O | %>= | 46 | 45.5 | 44.5 | 44 |
| N | %>= | 13.5 | 13.5 | 13.5 | 13 |
| Cl | %<= | 0.2 | 0.8 | 1.2 | 1.5 |
| Moisture | %<= | 0.5 | 0.1 | 1.0 | 1.5 |
| Water Insoluble | %<= | 0.1 |
| 0.2 | 0.3 |
| Size(1-4.75mm) | %>= | 90 | |||
| Size(<=1mm) | %<= | 3 | |||
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