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Effect of metal cations and ethylene diamine tetraacetic acid(EDTA) on activity of ethyl carbamate hydrolase (ECH).
| Metal Ion Chemical | Relative Activity (%) | Standard Deviation (SD) |
|---|---|---|
| Zn2+ | 56.71 | 1.92 |
| Mg2+ | 64.99 | 2.55 |
| Ca2+ | 58.48 | 1.54 |
| Mn2+ | 96.80 | 2.42 |
| Fe2+ | 58.66 | 5.22 |
| Fe3+ | 10.32 | 1.63 |
| EDTA | 35.40 | 4.78 |
