| TDS (ppm) | pH | EC | Nitrates mg/l | Nitrites mg/l | Ammonia mg/l | Phosphate mg/l | Iron mg/l | Calcium hardness mg/l | |
| Acceptable limits | 500 | 6.5-8.5 | N.A | 45 | 3 | 0.5 | 0 | 0.3 | 200 |
| Permissible Limits | 2000 | No Relaxarion | N.A. | No Relaxataion | No Relaxation | No Relaxation | 5 | No Relaxation | 600 |
EC: Electrical Conductivity