| S.No | Nutrients Content | By Weight (w/w) |
|---|---|---|
| 1 | Zinc (as Zn) per cent by weight, minimum | 33.0 |
| 2 | SulphateSulphur (as S) per cent by weight, minimum | 15.0 |
| 3 | Matter Insoulbe in water per cent by weight, maximum | 1.0 |
| 4 | Ph (5% solution) not less than | 4.0 |
| 5 | Iron (as Fe) per cent by weight, maximum | 1.0 |
| 6 | Lead (as Pb) per cent by weight, maximum | 0.003 |
| 7 | Cadmium (as Cd) per cent by weight, maximum | 0.0025 |
| 8 | Arsenic (as As) per cent by weight, maximum | 0.01 |