| Parameters | Specification |
|---|---|
| Physical properties | |
| Appearance | Fine Powder |
| Colour | black |
| Chemical Properties | |
| Solubility | 95.00% Min. |
| Humic Acid | 80.00% Min. |
| Moisture | 15 % W/W max |
| pH of 2% Solution | 8.5-10 |
| Nitrogen | 0.3-1.5% w/w |
| Potassium as K2O | 10-15% w/w |
| Pb (ppm) | 20 ppm Max. |
| Hg (ppm) | 0.2 ppm Max. |
| Cd (ppm) | 01 ppm Max. |