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. 2016 Feb 17;7(3):381–390. doi: 10.1016/j.jare.2016.02.003

Table 6.

Effect of metal ions on B. subtilis B.S.46 phytase activity.

Reagents Relative activity (%)
1 mM 2 mM 5 mM 10 mM
None 100 100 100 100
CaCl2 146 127 46 10
LiCl 110 120 119 111
NaCl 95 93 96 92
KCl 95 90 88 91
CuSO4 92 39 8 5
MgCl2 94 16 10 4
FeSO4 70 0 0 0
ZnSO4 37 14 12 9
MnCl2 18 15 0 0
HgCl2 0 0 0 0