EPA Method 530 UCMR4 Standard at 10x the Method Reporting Limit on Rtx-1701 (SIM)

	Peaks	t_R (min)	Conc. (µg/mL)
1.	o-Toluidine-d9 (SS)	8.43	1.0
2.	o-Toluidine	8.48	0.70
3.	Quinoline-d7 (SS)	10.62	1.0
4.	Quinoline	10.64	2.0
5.	Acenaphthene-d10 (IS)	13.45	1.0
6.	Butylated hydroxyanisole (BHA)	14.25	3.0
7.	Phenanthrene-d10 (IS)	17.32	1.0

Injection
Column	Rtx-1701, 30 m, 0.25 mm ID, 0.25 µm (cat.# 12023)
Standard/Sample	Method 530 UCMR4 standard (cat.# 572262)
	Method 530 UCMR4 surrogate standard (cat.# 572265)
	Method 530 UCMR4 internal standard (cat.# 572266)

Diluent:	Dichloromethane
Inj. Vol.:	1 µL pulsed splitless (hold 1.0 min)
Liner:	Topaz 4 mm ID single taper inlet liner w/wool (cat.# 23303)
Inj. Temp.:	275 °C
Pulse Pressure:	20 psi (137.9kPa)
Pulse Time:	1.05 min
Purge Flow:	60 mL/min
Oven
Oven Temp.:	60 °C (hold 1 min) to 290 °C at 10 °C/min (hold 1 min)
Carrier Gas	He, constant flow
Flow Rate:	1.0 mL/min

Detector

Mode:

SIM

SIM Program:

Group	Start Time (min)	Ion(s) (m/z)	Dwell (ms)
1	3.50	106, 107, 112, 114	25
2	9.55	102, 108, 129, 136	25
3	12.08	162, 164	25
4	14.02	137, 180	25
5	15.92	160, 188	25

Transfer Line Temp.:

280 °C

Analyzer Type:

Quadrupole

Source Type:

Stainless Steel

Drawout Plate:

6 mm ID

Source Temp.:

280 °C

Quad Temp.:

180 °C

Solvent Delay Time:

1.45 min

Tune Type:

DFTPP

Ionization Mode:

Instrument

HP6890 GC & 5973 MSD

Notes

The EPA Method 530 UCMR4 standard analyte concentrations vary to simplify preparing ICAL levels based on the minimum method reporting levels.

Download PDF