| Parameter (mg/L) | TSE 266 | WHO | EPA | Present Ptudy |
| Cd | 0.01 | 0.01 | 0.01 | 0.024 |
| Cr | 0.05 | 0.05 | 0.05 | 0.073 |
| Co | 0.01 | 0.01 | 0.01 | 0.0003 |
| Cu | 3.00 | - | - | 0.690 |
| Mn | 0,10 | 0.05 | 0.05 | 0.004 |
| Ni | 0.02 | 0.02 | 0.02 | 0.0007 |
| Pb | 0.05 | 0.05 | 0.05 | 0.071 |
| Zn | 5.00 | - | 5.00 | 0.004 |