share:

Glycols on Rtx-BAC Plus 1 and 2 Column Set

PeaksRtx-BAC Plus 1 tR (min)Rtx-BAC Plus 2 tR (min)
1.Ethylene glycol1.9832.207
2.Propylene glycol2.3232.433
3.1,3-Propanediol3.0433.278
4.Diethylene glycol4.3804.385
image
GC_CF1163
ColumnsRtx-BAC Plus 1 30 m, 0.32 mm ID, 1.8 µm (cat.# 18004)
and Rtx-BAC Plus 2 30 m, 0.32 mm ID, 0.6 µm (cat.# 18006)
using Rxi guard column 5 m, 0.32 mm ID (cat.# 10039)
with universal “Y” Press-Tight connector (cat.# 20405-261)
Sample
Diluent:Methanol:water (40:60)
Conc.:200 µg/mL each glycol
Injection
Inj. Vol.:1 µL split (split ratio 20:1)
Liner:Premium 4 mm straight inlet liner w/wool (cat.# 23300.1)
Inj. Temp.:260 °C
Oven
Oven Temp.:60 °C (hold 0 min) to 240 °C at 20 °C/min (hold 5 min)
Carrier GasHe, constant flow
Linear Velocity:70 cm/sec
DetectorFID @ 240 °C
Make-up Gas Flow Rate:30 mL/min
Make-up Gas Type:N2
InstrumentAgilent/HP6890 GC
NotesThe Rtx-BAC Plus 1 and Plus 2 columns were connected to the injection port using a ~12 inch section of guard column between the injection port and the universal "Y" Press-Tight connector.

Injections were performed manually with a Merlin Microshot injector (cat.# 22229).
Download PDF

RELATED CHROMATOGRAM LIBRARY SEARCHES

glycols

,

BAC

,

blood alcohol

Printing tips! To print chromatograms full page, change the print settings in the print dialogue window of your PDF reader software: 1) "fit" or "fit to page", 2) "landscape" for wide chromatograms or "portrait" for tall chromatograms.


Restek Domestic Customer Service

Subject

Message

Your Full Name

Your Email

Company Name

Address

Spam Block (Please leave this blank)

all fields required

Thank you

Your message has been sent. We will be in touch shortly.

Message not sent

Sorry, your message could not be sent at this time. Please try again later, or contact Restek or your local Restek representative via phone.

www.restek.com/Contact-Us