Your web browser will no longer be supported by as of 30 June 2021.
To avoid any interruption in access or functionality, install a current-generation web browser now. Learn more.

Glycol Ethers of Regulatory Importance on Rtx-624

PeakstR (min)Conc.
Common Name
1.EGME4.561100Ethylene glycol methyl ether
2.EGEE5.306100Ethylene glycol ethyl ether
3.Perfluoro TEGME (IS)5.427100Perfluoro triethylene glycol methyl ether
4.PnPGE6.362100Propylene glycol propyl ether
5.PGMA6.511100Propylene glycol methyl ether acetate
6.EGBE6.940100Ethylene glycol butyl ether
7.PGBE7.119100Propylene glycol butyl ether
8.DEGME7.285100Diethylene glycol methyl ether
PeakstR (min)Conc.
Common Name
9.DPGME I + DPGME II7.613100Dipropylene glycol methyl ether
10.DEGEE + DPGME III7.713100Diethylene glycol ethyl ether
11.1,2-DCB-D4 (IS)7.9461001,2-Dichlorobenzene-D4
12.EGHE8.319100Ethylene glycol hexyl ether
13.DEGBE8.880100Diethylene glycol butyl ether
14.EGPhE9.333100Ethylene glycol phenyl ether
15.TPGME isomers9.427100Tripropylene glycol methyl ether
16.DEGHE10.018100Diethylene glycol hexyl ether
Standard was prepared from commercially available neat compounds, 95-99% purity.
ColumnRtx-624, 30 m, 0.25 mm ID, 1.40 µm (cat.# 10968)
Conc.:100 ppm
Inj. Vol.:1 µL split (split ratio 30:1)
Inj. Temp.:260 °C
Oven Temp.:40 °C (hold 2 min) to 240 °C at 27 °C/min (hold 6 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.:250 °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