1.1.99.13	Ag+	98.1% residual activity at 2 mM	75	
1.1.99.13	Ca2+	complete	15	
1.1.99.13	Ca2+	not	15	
1.1.99.13	Ca2+	78.2% residual activity at 2 mM	15	
1.1.99.13	Cd2+	60.6% residual activity at 2 mM	52	
1.1.99.13	Cu2+	-	19	
1.1.99.13	Cu2+	slight	19	
1.1.99.13	Cu2+	38.5% residual activity at 2 mM	19	
1.1.99.13	cyanide	70% inhibition at high concentration	118	
1.1.99.13	Fe2+	52.6% residual activity at 2 mM	25