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TO-15 65 Component Mix on Rxi-624Sil MS (30 m)

GC_AR1148
PeakstR (min)
1.Propylene1.42
2.Dichlorodifluoromethane (Freon® 12)1.46
3.1,2-Dichlorotetrafluoroethane (Freon® 114)1.58
4.Chloromethane1.62
5.Vinyl chloride1.73
6.1,3-Butadiene1.77
7.Bromomethane2.02
8.Chloroethane2.12
9.Trichlorofluoromethane (Freon® 11)2.34
10.Ethanol2.54
11.Acrolein2.71
12.1,1-Dichloroethene2.78
13.1,1,2-Trichlorotrifluoroethane (Freon® 113)2.80
14.Acetone2.82
15.Carbon disulfide2.95
16.Isopropyl alcohol2.99
17.Acetonitrile (contaminant)3.05
18.Methylene chloride3.20
19.trans-1,2-Dichloroethene3.43
20.Methyl tert-butyl ether (MTBE)3.44
21.Hexane3.67
22.1,1-Dichloroethane3.80
23.Vinyl acetate3.82
PeakstR (min)
24.2-Butanone (MEK)4.29
25.cis-1,2-Dichloroethene4.29
26.Ethyl acetate4.34
27.Bromochloromethane (IS)4.50
28.Tetrahydrofuran4.52
29.Chloroform4.60
30.1,1,1-Trichloroethane4.74
31.Cyclohexane4.80
32.Carbon tetrachloride4.88
33.Benzene5.06
34.1,2-Dichloroethane5.12
35.Heptane5.35
36.1,4-Difluorobenzene (IS)5.47
37.Trichloroethylene5.69
38.1,2-Dichloropropane5.94
39.Methyl methacrylate6.01
40.1,4-Dioxane6.02
41.Bromodichloromethane6.20
42.cis-1,3-Dichloropropene6.64
43.4-Methyl-2-pentanone (MIBK)6.80
44.Toluene6.99
45.trans-1,3-Dichloropropene7.26
46.1,1,2-Trichloroethane7.47
PeakstR (min)
47.Tetrachloroethene7.55
48.2-Hexanone (MBK)7.72
49.Dibromochloromethane7.88
50.1,2-Dibromoethane8.01
51.Chlorobenzene-d5 (IS)8.54
52.Chlorobenzene8.58
53.Ethylbenzene8.71
54.m-Xylene8.87
55.p-Xylene8.87
56.o-Xylene9.32
57.Styrene9.35
58.Bromoform9.56
59.4-Bromofluorobenzene*9.99
60.1,1,2,2-Tetrachloroethane10.18
61.4-Ethyltoluene10.47
62.1,3,5-Trimethylbenzene10.55
63.1,2,4-Trimethylbenzene11.02
64.1,3-Dichlorobenzene11.35
65.1,4-Dichlorobenzene11.49
66.Benzyl chloride11.65
67.1,2-Dichlorobenzene11.93
68.1,2,4-Trichlorobenzene13.47
69.Hexachlorobutadiene13.59
70.Naphthalene13.67
*Tuning standard
ColumnRxi-624Sil MS, 30 m, 0.32 mm ID, 1.80 µm (cat.# 13870)
SampleTO-15 65 component mix (cat.# 34436)
TO-14A internal standard/tuning mix (cat.# 34408)
Diluent:Nitrogen
Conc.:10.0 ppbv 200 cc injection
InjectionDirect
Oven
Oven Temp.:32 °C (hold 1 min) to 150 °C at 11 °C/min to 230 °C at 33 °C/min
Carrier GasHe, constant flow
Flow Rate:2.0 mL/min
Linear Velocity:51 cm/sec @ 32 °C
DetectorMS
Mode:Scan
Transfer Line Temp.:230 °C
Analyzer Type:Quadrupole
Source Temp.:230 °C
Quad Temp.:150 °C
Electron Energy:69.9 eV
Solvent Delay Time:1.0 min
Tune Type:BFB
Ionization Mode:EI
Scan Range:35 - 250 amu
Scan Rate:3.32 scans/sec
PreconcentratorNutech 8900DS
  Trap 1 Settings
Type/Sorbent :Glass Beads
Cooling temp:-155 °C
Preheat temp:5 °C
Preheat time:0 sec
Desorb temp:20 °C
Desorb flow:5 mL/min
Desorb time:360 sec
Bakeout temp:200 °C
Flush flow:120 mL/min
Flush time:60 sec
Sweep flow:120 mL/min
Sweep time:60 sec
  Trap 2 Settings
Type/Sorbent:Tenax
Cooling temp:-35 °C
Desorb temp:190 °C
Desorb time:30 sec
Bakeout temp:200 °C
Bakeout time:10 sec
  Cryofocuser
Cooling temp:-160 °C
Inject time:140 sec
  Internal Standard
Purge flow:100 mL/min
Purge time:6 sec
Vol.:20 mL
ISTD flow:100 mL/min
  Standard
Size:200 mL
Purge flow:100 mL/min
Purge time:6 sec
Sample flow:100 mL/min
InstrumentHP6890 GC & 5973 MSD
AcknowledgementNutech