Ethylene Purity Analysis using ASTM D6159-97

GC_PC01109

	Peaks
1.	Methane
2.	Ethane
3.	Ethylene

Injection
Column	see notes
Sample	ethylene gas
Inj. Vol.:	1.0 µL split
Liner:	2mm Splitless (cat.# 20712)
Inj. Temp.:	200 °C
Split Vent Flow Rate:	60 mL/min
Oven
Oven Temp.:	35 °C (hold 2 min) to 190 °C at 4 °C/min (hold 15 min)
Carrier Gas	He, constant pressure (8.0 psi, 55.2 kPa)
Linear Velocity:	25.4 cm/sec @ 35 °C

Detector	FID @ 200 °C
Make-up Gas Type:	N₂
Data Rate:	20 Hz
Instrument	HP5890 GC
Notes	Rt-Alumina BOND/KCl, 50m, 0.53mm ID, 10.0um (cat. # 19760) in series with Rtx-1, 30m, 0.53mm ID, 5.0um (cat. #10179), connected with a Universal Press-Tight Connector (cat. # 20401)

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