6
Response (mV)
Retention Time (min)
0
5
10
15
20
25
30
35
40
10
20
30
40
50
60
70
80
Unknown
6
8
12
16
18 20
22
Figure 3: Chromatograms of (top) butter, (middle) margarine, and (bottom) palm oil sample derivatized by
Thermo Scientific Reagent BF
3
-methanol
Response (mV)
Retention Time (min)
0
5
10
15
20
25
30
35
40
10
20
30
40
50
60
70
80
2
3
4
6
8
6 6
12
13
16
17
18
20 22 23
32
Response (mV)
Retention Time (min)
0
0
50
100
150
200
10
20
30
40
50
60
70
80
6
8
16
20
22
32
12
18