1.8.3.4	(NH4)2SO4	-	399	
1.8.3.4	Cu2+	-	19	
1.8.3.4	CuSO4	-	263	
1.8.3.4	cyanide	-	118	
1.8.3.4	ethyl mercaptan	-	12523	
1.8.3.4	K2SO4	inhibition at concentration below 200 mM, original activity is recovered at 200 mM	2560	
1.8.3.4	methanethiol	above 0.014 mM	1558	
1.8.3.4	methanethiol	-	1558	
1.8.3.4	methanol	-	83	
1.8.3.4	methylamine	-	324