706
GC CHROMATOGRAMS |
SOLVENTS & CHEMICALS
Ni trosamines, Amines/Alcohols/Chlor ides, Chlorof luorocarbons
Chlorofluorocarbons
5% Krytox on 60/80 CarboBlack B
(packed)
1
2
3
4
5
6
min.
4
8
12
16
1. Freon
®
22
2. Freon
®
12
3. Freon
®
21
4. Freon
®
114
5. Freon
®
114A isomer
6. Freon
®
11
Column:
5% Krytox on 60/80 CarboBlack B, 3.05m,
1
/
8
" OD,
2.1mm ID SilcoSmooth
®
stainless steel tubing
(cat.# 80127-800)
Inj.:
1µL injected, concentration 20% each component
Oven temp.:
50°C
Inj./det. temp.: 200°C/250°C
Carrier gas:
nitrogen @ 30mL/min.
Det.:
FID
GC_CH00323
for
more
info
see
pages 649 & 707
for
more chlorofluorocarbon
chromatograms.
Amines/Alcohols/Chlorides
Stabilwax®
1
2
3
4
5
6 7
8
9 10
11
12
13 14
16
17
15
min. 4
8
12
16
20
GC_CH00307
1.
n
-octyl,N,N-dimethylamine
2.
n
-octyl chloride
3.
n
-decyl-N,N-dimethylamine
4.
n
-decyl chloride
5.
n
-octyl alcohol
6.
n
-dodecyl-N,N-dimethylamine
7.
n
-dodecyl chloride
8.
n
-decyl alcohol
9.
n
-tetradecyl-N,N-dimethylamine
10.
n
-tetradecyl chloride
11.
n
-dodecyl alcohol
12.
n
-hexadecyl-N,N-dimethylamine
13.
n
-hexadecyl chloride
14.
n
-tetradecyl alcohol
15.
n
-octadecyl-N,N-dimethylamine
16.
n
-hexadecyl alcohol
17.
n
-octadecyl alcohol
Column:
Stabilwax
®
, 30m, 0.53mm ID, 0.25µm (cat.# 10625)
Inj.:
0.5µL split injection
Oven temp.:
100°C to 250°C @
8°C/min. (hold 5 min.)
Inj./det. temp.:
250°C
Carrier gas:
hydrogen
Linear velocity:
40cm/sec. (flow rate: 5.2cc/min.)
FID sensitivity:
128 x 10
-11
AFS
Split ratio:
40:1
Nitrosamines
Stabilwax®-DB
Column:
Stabilwax
®
-DB, 60m, 0.53mm ID, 1.0µm (cat.# 10858)
Sample:
direct injection of nitrosamines
Conc.:
1.0µg/mL
Oven temp.:
100°C (hold 1 min.) to 170°C @ 5°C/min.
Inj./det. temp.:
200°C
Carrier gas:
helium
Linear velocity:
100cm/sec. (flow rate: 15cc/min.)
Det.:
TSD
1. solvent
2. N-nitrosodimethylamine
3. N-nitrosodiethylamine
4. N-nitrosodiisopropylamine
5. N-nitrosodipropylamine
6. N-nitrosodibutylamine
7. N-nitrosopiperidine
8. N-nitrosopyrrolidine
9. N-nitrosomorpholine
9
8 7
6
5
4
3
2
1
min.
2
4
6
8
10
12
14
GC_CH00306
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E-mail :
TelNo : 03 9762 2034 . . . in AUSTRALIA
Mar 2011
