Table 4. SFC Gradient Conditions for the Three Columns Chosen for this Study^a.

BEH 100 × 2.1		C18 HSS 150 × 3.0				C18 HSS 50 × 3.0
time	B %	time (TAG)	B %	time (PL)	B %	time	B %
0	2	0	2	0	2	0	2
0.75	2	1.5	2	5.0	2	2.5	2
10.75	50	16.0	20	20.0	50	18.70	64
13.0	50	17.0	20	26.0	50	24.00	64
16.0	2	20.0	2	32.0	2	27.50	2
18.0	2	22.0	2	35.0	2	29.50	2

^aThe 15 cm C18 column was used for both the neutral lipid (TAG) and phospholipid (PL) methods.