. Author manuscript; available in PMC: 2012 Mar 1.

Published in final edited form as: Int J Mass Spectrom. 2011 Mar 1;300(2-3):99–107. doi: 10.1016/j.ijms.2010.04.006

Table 3.

Presented here are the setting that were tested for the 4 combinations of ESI capillary tip size and solvent composition.

	Pattern	ESI Gap (mm)	Temp °C	Flow (μL/min)	Pressure (psi)
1	−+−+	6	100	1	45
2	++++	9	100	2	45
3	++−−	9	100	1	30
4	−−++	6	25	2	45
5	− − − −	6	25	1	30
6	−++−	6	100	2	30
7	+−−+	9	25	1	45
8	+−+−	9	25	2	30