Metal ion/chemical reagent a | Residual activity/% b |
---|---|
Control | 100 ± 0.0 |
Fe2+ | 107 ± 1.2 |
Zn2+ | 145 ± 5.2 |
Pb2+ | 85 ± 3.5 |
Mn+ | 89 ± 3.3 |
Hg2+ | 71 ± 1.2 |
Co+ | 65 ± 1.9 |
Cu2+ | 70 ± 1.3 |
K+ | 137 ± 2.9 |
Ca2+ | 108 ± 2.1 |
Mg2+ | 129 ± 3.5 |
Na+ | 111 ± 2.7 |
EDTA | 101 ± 1.5 |
DMSO | 125 ± 4.2 |
Glycerol | 102 ± 3.3 |
β-ME | 149 ± 4.6 |