AQUASOL – SOIL TEST KIT (AE-STK)
| Parameter | Range |
| pH | 4—10 |
| Nitrogen | 0 -5, 10-20, 20 -30,>40 Kg/Acre as N |
| Phosphorous | 0 – 10, 10 – 25, 25 – 40, > 40 Kg/Acre as P2O5 |
| Potassium | 0, 25, 50,100,150,200 Kg/Acre as K |
| Organic Carbon | < 0.4 % / 0.4 -0.8 % / > 0.8 % w/v |