601
GC CHROMATOGRAMS |
ENVIRONMENTAL
Glycols
Glycols
Rtx®-Wax
min.
1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 5.00 5.50 6.00 6.50 7.00 7.50 8.00 8.50 9.00 9.50 10.00
1
2
1. propylene glycol
2. ethylene glycol
Column:
Rtx
®
-Wax, 30m, 0.53mm ID, 1.0µm (cat.# 12455)
Inj.:
direct
Inj./det. temp.:
220°C/270°C
Oven temp.:
80°C (hold 1 min.) to 120°C
@ 8°C/min. (hold 3 min.)
10psi pressure
Std. = 100µg/mL
GC_EV00444
Glycols
Rtx®-200
min.
0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 2.20 2.40 2.60 2.80 3.00 3.20 3.40 3.60 3.80 4.00
1
2
1. ethylene glycol
2. propylene glycol
Column:
Rtx
®
-200, 30m, 0.53mm ID, 1.0µm (cat.# 15055)
Inj.:
direct
Inj./det. temp.:
220°C/270°C
Oven temp.:
80°C (hold 1 min.) to 200°C
@ 8°C/min. (hold 3 min.)
10psi pressure
Std. = 100µg/mL
GC_EV00445
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Mar 2011
