Benzodiazepines (15 μg/mL) on Rxi-5Sil MS

GC_CF1148

	Peaks
1.	Oxazepam
2.	Lorazepam
3.	Diazepam
4.	Flunitrazepam
5.	Prazepam
6.	Clonazepam
7.	Alprazolam

Standard/Sample
Column	Rxi-5Sil MS, 30 m, 0.25 mm ID, 0.25 µm (cat.# 13623)
Diluent:	Butyl chloride
Conc.:	15 µg/mL
Injection
Inj. Vol.:	1 µL splitless (hold 1 min)
Liner:	3.5 mm taper splitless w/wool (cat.# 22286-200.1)
Inj. Temp.:	280 °C
Purge Flow:	32.2 (20:1 split) mL/min
Oven
Oven Temp.:	200 °C to 330 °C at 15 °C/min (hold 3 min)
Carrier Gas	He, constant linear velocity
Linear Velocity:	50 cm/sec, 23.7 psi, 163.4 kPa @ 200 °C

Detector	MS
Mode:	Scan
Transfer Line Temp.:	280 °C
Analyzer Type:	Quadrupole
Source Temp.:	200 °C
Electron Energy:	70 eV
Solvent Delay Time:	4 min
Tune Type:	PFTBA
Ionization Mode:	EI
Scan Range:	50-350 amu
Scan Rate:	5 scans/sec
Instrument	Shimadzu 2010 GC & QP2010+ MS

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