686
GCCHROMATOGRAMS |
PHARMACEUTICAL
Chiral Analyses
AmphetamineandMethamphetamine (TFAADerivatives)
Rt®-
β
DEXcst
min.
10
12
14
16
18
20
22
24
Column:
Rt
®
-
β
DEXcst, 30m, 0.25mm ID, 0.25µm
(cat.# 13103)
Oven temp.:
120°C (hold 1min.) to
175°C@ 1.5°C/min.
Carrier gas:
helium
Linear velocity:
25cm/sec. set@ 120°C
Det.:
MSD@ 220°C
GC_PH00246
1. (+)methamphetamine -TFAA
2. (-)methamphetamine -TFAA
3. (+)amphetamine -TFAA
4. (-)amphetamine -TFAA
1
2
3 4
Fenfluramine (TFAADerivative)
Rt®-
β
DEXcst
min.
15
20
25
30
35
40
Column:
Rt
®
-
β
DEXcst, 30m, 0.32mm ID, 0.25µm
(cat.# 13102)
Inj.:
on-column, 25ng/enantiomer
Oven temp.:
90°C (hold 1min.) to 200°C
@ 2°C/min. (hold 3min.)
Carrier gas:
hydrogen
Linear velocity:
80cm/sec. set@ 60°C
Det.:
FID@ 220°C
1. (+)-fenfluramine -TFAA
2. (-)-fenfluramine -TFAA
3. (+)-norfenfluramine -TFAA
4. (-)-norfenfluramine -TFAA
1
2
3
4
GC_PH00244
Barbiturates (Underivatized)
Rt®-
β
DEXcst
min.
10
20
30
40
50
Column:
Rt
®
-
β
DEXcst, 30m, 0.32mm ID, 0.25µm
(cat.# 13102)
Inj.:
on-column, 25ng/enantiomer
Oven temp.:
60°C (hold 1min.) to
220°C@ 3°C/min.
Carrier gas:
hydrogen
Linear velocity:
80cm/sec. set@ 60°C
Det.:
FID@ 220°C
1. (+/-)-hexobarbital
2. (+/-)-mephobarbital
1
2
GC_PH00245
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Mar 2011
