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Glycol Ethers of Regulatory Importance on Rxi-1301Sil MS

PeakstR (min)Conc.
Common Name
1.EGME2.483100Ethylene glycol methyl ether
2.EGEE3.218100Ethylene glycol ethyl ether
3.Perfluoro TEGME (IS)3.894100Perfluoro triethylene glycol methyl ether
4.PnPGE4.412100Propylene glycol propyl ether
5.PGMA4.622100Propylene glycol methyl ether acetate
6.EGBE4.998100Ethylene glycol butyl ether
7.PGBE5.218100Propylene glycol butyl ether
8.DEGME5.320100Diethylene glycol methyl ether
9.DPGME I5.685100Dipropylene glycol methyl ether
PeakstR (min)Conc.
Common Name
10.DPGME II5.715Dipropylene glycol methyl ether
11.DEGEE5.763100Diethylene glycol ethyl ether
12.DPGME III5.807Dipropylene glycol methyl ether
13.1,2-DCB-D4 (IS)5.8761001,2-Dichlorobenzene-D4
14.EGHE6.383100Ethylene glycol hexyl ether
15.DEGBE6.907100Diethylene glycol butyl ether
16.EGPhE7.239100Ethylene glycol phenyl ether
17.TPGME isomers7.451100Tripropylene glycol methyl ether
18.DEGHE7.952100Diethylene glycol hexyl ether
Standard was prepared from commercially available neat compounds, 95-99% purity.
ColumnRxi-1301Sil MS, 30 m, 0.25 mm ID, 0.25 µm (cat.# 16094)
Conc.:100 ppm
Inj. Vol.:1 µL split (split ratio 30:1)
Inj. Temp.:260 °C
Oven Temp.:40 °C (hold 2 min) to 300 °C at 27 °C/min (hold 3 min)
Carrier GasHe, constant flow
Flow Rate:1.3 mL/min
Linear Velocity:41.05 cm/sec @ 40 °C
Scan Program:
GroupStart Time
Scan Range
Scan Rate
Transfer Line Temp.:300 °C
Analyzer Type:Quadrupole
Source Type:Inert
Source Temp.:230 °C
Quad Temp.:150 °C
Electron Energy:70 eV
Solvent Delay Time:2 min
Tune Type:PFTBA
Ionization Mode:EI
InstrumentAgilent 7890A GC & 5975C MSD