Table 1.

The arsenical compounds and their concentrations used for susceptibility testing.

Arsenicals	Conc. 1 (µg/mL)	Conc. 2 (µg/mL)	Conc. 3 (µg/mL)	Conc. 4 (µg/mL)	Conc. 5 (µg/mL)	Conc. 6 (µg/mL)	Conc. 7 (µg/mL)	Conc. 8 (µg/mL)	Conc. 9 (µg/mL)	Conc. 10 (µg/mL)
Arsanilic Acid	4	8	16	32	64	128	256	512	1,024	2,048
Arsenate	16	32	64	128	256	512	1,024	2,048	4,096	8,192
Arsenite	4	8	16	32	64	128	256	512	1,024	2,048
Roxarsone	4	8	16	32	64	128	256	512	1,024	2,048