EPA Method 524.2 on Rtx-502.2

Peaks
1.Dichlorodifluoromethane
2.Chloromethane
3.Vinyl chloride
4.Bromomethane
5.Chloroethane
6.Trichlorofluoromethane
7.1,1-Dichloroethene
8.Methylene chloride
9.trans-1,2-Dichloroethene
10.1,1-Dichloroethane
11.2,2-Dichloropropane
12.cis-1,2-Dichloroethene
13.Bromochloromethane
14.Chloroform
15.1,1,1-Trichloroethane
16.1,1-Dichloropropene
17.Carbon tetrachloride
18.Benzene
19.1,2-Dichloroethane
20.Trichloroethene
21.1,2-Dichloropropane
22.Bromodichloromethane
23.Dibromomethane
24.cis-1,3-dichloropropene
25.Toluene
26.trans-1,3-dichloropropene
27.1,1,2-trichloroethane
28.1,3-dichloropropane
29.Tetrachloroethene
30.Dibromochloromethane
Peaks
31.ethylene dibromide
32.Chlorobenzene
33.Ethylbenzene
34.1,1,1,2-tetrachloroethane
35.m-Xylene
36.p-Xylene
37.o-Xylene
38.Styrene
39.Isopropylbenzene
40.Bromoform
41.1,1,2,2-Tetrachloroethane
42.1,2,3-trichloropropane
43.Propylbenzene
44.Bromobenzene
45.1,3,5-trimethylbenzene
46.2-Chlorotoluene
47.4-Chlorotoluene
48.tert-Butylbenzene
49.1,2,4-trimethylbenzene
50.sec-Butylbenzene
51.p-Isopropyltoluene
52.1,3-dichlorobenzene
53.1,4-dichlorobenzene
54.n-Butylbenzene
55.1,2-dichlorobenzene
56.1,2-dibromo-3-chloropropane
57.1,2,4-trichlorobenzene
58.Hexachlorobutadiene
59.Naphthalene
60.1,2,3-trichlorobenzene
image
GC_EV00010
ColumnRtx-502.2, 40 m, 0.18 mm ID, 1.00 µm (cat.# 40915)
SampleDrinking Water VOA MegaMix, 524.2 Rev. 4.1 (cat.# 30052)
Conc.:200 ppb VOA standards in 5mL RO water
Injectionpurge and trap split (split ratio 30:1)
Liner:1mm Split (cat.# 20973)
Inj. Temp.:200 °C
Purge and Trap
Instrument:Tekmar LCS 2000
Trap Type:Vocarb 4000
Purge: 11 min @ ambient, flow 40 mL/min
Desorb Preheat Temp.:250 °C
Desorb: 2 min @ 245 °C, flow 30 mL/min
Interface Connection:injection port
Transfer Line Tubing:Siltek/Sulfinert Tubing(cat.# 22504)
Oven
Oven Temp.:35 °C (hold 4 min) to 150 °C at 6 °C/min to 220 °C at 8 °C/min (hold 8 min)
Carrier GasHe, constant pressure
Linear Velocity:21 cm/sec @ 35 °C
DetectorMS
Mode:Scan
Transfer Line Temp.:250 °C
Tune Type:BFB
Ionization Mode:EI
Scan Range:35-300 amu
InstrumentHP5890 GC & 5971 MSD
NotesOptimized Using Pro ezGC software
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