Cationsa | Residual activity (%) |
---|---|
Control | 100 |
Mg2+ | 114.85±5.50 |
Zn2+ | 25.63±2.20 |
Mn2+ | 129.61±2.88 |
Ba2+ | 107.96±3.84 |
Ca2+ | 103.01±2.33 |
Al3+ | 109.61±3.50 |
Cu2+ | 28.93±1.22 |
Co2+ | 191.94±7.27 |
Ni2+ | 81.07±0.69 |
Chemical reagentsb | |
EDTA | 119.32±1.24 |
Tween 60 | 100.19±3.76 |
Tris | 58.34±0.96 |
SDS | 26.02±0.51 |