Topaz Liner Lot-to-Lot Reproducibility for QC Test Mix

	Peaks	tR (min)	Conc. (µg/mL)
1.	Acenaphthene (IS)	7.570	1.0
2.	2,4-Dinitrophenol (DNP)	7.668	1.0
3.	Carbaryl	10.020	0.5
4.	Coumaphos	13.737	0.5

GC_QA0101

Column	Rxi-5ms, 15 m, 0.25 mm ID, 0.25 µm (cat.# 13420)
Sample	Topaz liner FID test mix
Diluent:	Methylene chloride
Injection
Inj. Vol.:	1 µL splitless (hold 1 min)
Liner:	Topaz 4.0 mm single taper liner with wool
Inj. Temp.:	250 °C
Purge Flow:	40 mL/min
Oven
Oven Temp.:	40 °C (hold 1 min) to 300 °C at 18.5 °C/min (hold 1 min)
Carrier Gas	He, constant flow
Flow Rate:	2 mL/min
Detector	FID @ 340 °C
Make-up Gas Flow Rate:	45 mL/min
Make-up Gas Type:	N2
Hydrogen flow:	40 mL/min
Air flow:	400 mL/min
Data Rate:	50 Hz
Instrument	Agilent 7890A GC

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