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EPA 522 Analyte Mix on Rxi-624Sil MS (30 m x 0.25 mm x 1.4 μm)

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EPA 522 Analyte Mix on Rxi-624Sil MS (30 m x 0.25 mm x 1.4 μm)

	Peaks	t_R (min)
1.	Tetrahydrofuran-D8	5.27
2.	1,4-Dioxane-d8	6.19
3.	1,4-Dioxane	6.23

GC_EV1251

Column

Rxi-624Sil MS, 30 m, 0.25 mm ID, 1.40 µm (cat.# 13868)

using Rxi guard column 5 m, 0.25 mm ID (cat.# 10029)

with universal angled Press-Tight connectors (cat.# 20446-261)

Sample

Tetrahydrofuran-d8 (cat.# 30112)

1,4-Dioxane-d8 (cat.# 30614)

1,4-Dioxane (cat.# 30287)

Diluent:

Dichloromethane

Conc.:

50 ng/mL

Injection

Inj. Vol.:

10 µL splitless (hold 1 min)

Liner:

Premium 4 mm single taper w/wool (cat.# 23303.5)

Inj. Temp.:

120 °C

Purge Flow:

80 mL/min

Oven

Oven Temp.:

35 °C (hold 1 min) to 120 °C at 12 °C/min (hold 1 min)

Carrier Gas

He, constant flow

Flow Rate:

1.4 mL/min

Linear Velocity:

30.556 cm/sec @ 35 °C

Detector

Mode:

SIM

SIM Program:

Group	Start Time (min)	Ion(s) (m/z)	Dwell (ms)
1	5.0	46, 78, 80	50
2	5.85	96, 88, 64, 62, 58	40

Transfer Line Temp.:

280 °C

Analyzer Type:

Quadrupole

Source Temp.:

230 °C

Quad Temp.:

150 °C

Solvent Delay Time:

5.0 min

Tune Type:

BFB

Ionization Mode:

Instrument

Agilent 7890A GC & 5975C MSD

Notes

Large volume splitless injection for EPA Method 522 without a PTV.

Acknowledgement

M. Misselwitz, J. Cochran

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large volume splitless injection

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Recommendations

	Tetrahydrofuran-d8 cat.# 30112 Qty:
	1,4-Dioxane-d8 cat.# 30614 Qty:
	1,4-Dioxane cat.# 30287 Qty:
	Rxi-624Sil MS Columns cat.# 13868 Qty:
	Rxi Guard/Retention Gap Columns cat.# 10029 Qty:

More Search Options

EPA 522 Analyte Mix on Rxi-624Sil MS (30 m x 0.25 mm x 1.4 μm)

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