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Comparison of obtained values with Max. Permissible limit of W.H.O. and B.I.S.
| Permissible limit of heavy metals (mg/L) |
|||
|---|---|---|---|
| Heavy Metals | Conc. In water | W.H.O. limit | B.I.S. limit |
| Fe | 1.707 | 0.3 | 1 |
| Cd | 0.101 | 0.003 | 0.01 |
| Pb | 0.408 | 0.01 | 0.05 |
| Zn | 1.384 | 3 | 5 |
| As | 0.111 | 0.01 | 0.05 |
| LSD at 0.05 | 0.05 | 0.01 | 0.02 |
Fe, Iron; Cd, Cadmium; Ph, Lead; Zn, Zinc; As, Arsenic; W.H.O, World Health Organization; B.I.S., Bureau of Indian Standard.
